{"id":754,"date":"2017-02-25T21:45:32","date_gmt":"2017-02-25T21:45:32","guid":{"rendered":"https:\/\/www.progeriaresearch.org\/?page_id=754"},"modified":"2024-02-27T10:03:04","modified_gmt":"2024-02-27T15:03:04","slug":"whats-new-in-progeria-research","status":"publish","type":"page","link":"https:\/\/www.progeriaresearch.org\/it\/whats-new-in-progeria-research\/","title":{"rendered":"Novit\u00e0 nella ricerca sulla progeria"},"content":{"rendered":"<p>Italiano: [et_pb_section fb_built=\u201d1\u2033 fullwidth=\u201don\u201d disabled_on=\u201doff|off|off\u201d _builder_version=\u201d4.16\u2033 border_width_bottom=\u201d55px\u201d border_color_bottom=\u201d#29327a\u201d global_colors_info=\u201d{}\u201d][et_pb_fullwidth_header _builder_version=\u201d4.16\u2033 title_font_size=\u201d55\u2033 background_color=\u201d#29327a\u201d background_image=\u201dhttps:\/\/www.progeriaresearch.org\/wp-content\/uploads\/2019\/04\/About-Header.jpg\u201d background_position=\u201dcenter_left\u201d custom_padding=\u201d9vw||9vw||true\u201d custom_padding_tablet=\u201d\u201d custom_padding_phone=\u201d|56px||\u201d custom_padding_last_edited=&quot;on|desktop&quot; title_font_size_tablet=&quot;45px&quot; title_font_size_phone=&quot;40px&quot; title_font_size_last_edited=&quot;on|phone&quot; z_index_tablet=&quot;500&quot; custom_css_main_element=&quot;background-position: center 18% !important;&quot; global_colors_info=&quot;{}&quot;]<\/p>\n<h1>Cosa c&#039;\u00e8 di nuovo in<\/h1>\n<h1>Ricerca sulla progeria<\/h1>\n<p>[\/et_pb_fullwidth_header][\/et_pb_section][et_pb_section fb_built=\u201d1\u2033 use_custom_gutter=\u201don\u201d gutter_width=\u201d1\u2033 specialty=\u201don\u201d padding_left_1=\u201d35px\u201d padding_left_2=\u201d35px\u201d padding_2_tablet=\u201d|||0px\u201d padding_2_phone=\u201d|||0px\u201d padding_2_last_edited=\u201don|desktop\u201d module_class_1=\u201dsidebar-secondary-nav\u201d module_class=\u201dhandprint-bg\u201d _builder_version=\u201d4.16\u2033 background_image=\u201dhttps:\/\/www.progeriaresearch.org\/wp-content\/uploads\/2019\/04\/blue-handprint-only.png\u201d parallax=\u201don\u201d parallax_method=\u201doff\u201d larghezza_interna=\u201d100%\u201d larghezza_interna_massima=\u201d100%\u201d imbottitura_personalizzata=\u201d0|0px|54px|0px|falso|falso\u201d z_index_tablet=\u201d500\u2033 larghezza_interna_massima=\u201d10px\u201d colore_interna_massima=\u201d#8fd2ed\u201d usa_larghezza_personalizzata=\u201don\u201d unit\u00e0_di_larghezza=\u201doff\u201d percentuale_larghezza_personalizzata=\u201d100%\u201d info_colori_globali=\u201d{}\u201d][et_pb_column tipo=\u201d1_4\u2033 versione_builder=\u201d4.16\u2033 imbottitura_personalizzata=\u201d|||\u201d global_colors_info=\u201d{}\u201d custom_padding__hover=\u201d|||\u201d][et_pb_sidebar area=\u201det_pb_widget_area_18\u2033 disabled_on=\u201don|on|off\u201d module_class=\u201dsubpage-sidebars\u201d _builder_version=\u201d4.16\u2033 animation_style=\u201dfade\u201d z_index_tablet=\u201d500\u2033 border_width_right=\u201d5px\u201d global_colors_info=\u201d{}\u201d]<br \/>\n[\/et_pb_sidebar][\/et_pb_column][et_pb_column tipo=\u201d3_4\u2033 colonne_speciali=\u201d3\u2033 _builder_version=\u201d4.16\u2033 imbottitura_personalizzata=\u201d|||\u201d global_colors_info=\u201d{}\u201d custom_padding__hover=\u201d|||\u201d][et_pb_row_inner custom_padding_last_edited=\u201don|phone\u201d _builder_version=\u201d4.16\u2033 custom_padding=\u201d39.4375px|35px|35px||false|false\u201d custom_padding_tablet=\u201d|35px||35px||true\u201d custom_padding_phone=\u201d\u201d animation_direction=\u201dtop\u201d global_colors_info=\u201d{}\u201d][et_pb_column_inner saved_specialty_column_type=\u201d3_4\u2033 _builder_version=\u201d4.16\u2033 custom_padding=\u201d|||\u201d global_colors_info=\u201d{}\u201d custom_padding__hover=\u201d|||\u201d][et_pb_text _builder_version=\u201d4.16\u2033 background_size=\u201diniziale\u201d background_position=\u201dtop_left\u201d background_repeat=\u201dripeti\u201d z_index_tablet=\u201d500\u2033 global_colors_info=\u201d{}\u201d]<\/p>\n<p>Abbiamo aggiunto questa sezione per consentirti di accedere facilmente alle informazioni sulle pubblicazioni scientifiche pi\u00f9 recenti e significative sulla ricerca sulla Progeria.<\/p>\n<p>Oltre agli articoli evidenziati di seguito, ora ci sono centinaia di articoli sulla Progeria e argomenti correlati alla Progeria. Ti consigliamo di cercare su PubMed per trovare gli argomenti specifici che stai cercando.<\/p>\n<p>[\/et_pb_text][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner custom_padding_last_edited=&#8221;on|phone&#8221; _builder_version=&#8221;4.16&#8243; custom_padding=&#8221;0px|35px|35px||false|false&#8221; custom_padding_tablet=&#8221;|35px||35px||true&#8221; custom_padding_phone=&#8221;&#8221; animation_direction=&#8221;top&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column_inner saved_specialty_column_type=&#8221;3_4&#8243; _builder_version=&#8221;4.16&#8243; custom_padding=&#8221;|||&#8221; global_colors_info=&#8221;{}&#8221; custom_padding__hover=&#8221;|||&#8221;][et_pb_toggle title=&#8221;March 2023: Exciting research milestones in treatment evaluation and life extension!&#8221; open_toggle_background_color=&#8221;#f7f7f7&#8243; closed_toggle_text_color=&#8221;#ffffff&#8221; closed_toggle_background_color=&#8221;#00b2e2&#8243; icon_color=&#8221;#ffc15e&#8221; open_icon_color=&#8221;#ffc15e&#8221; admin_label=&#8221;March 2023: Exciting research milestones in treatment evaluation and life extension!&#8221; _builder_version=&#8221;4.24.0&#8243; title_text_color=&#8221;#00b2e2&#8243; background_color=&#8221;#ffffff&#8221; custom_margin=&#8221;10px||10px||true&#8221; custom_padding=&#8221;|50px||50px||true&#8221; animation_style=&#8221;slide&#8221; animation_direction=&#8221;top&#8221; animation_intensity_slide=&#8221;25%&#8221; link_option_url_new_window=&#8221;on&#8221; hover_enabled=&#8221;0&#8243; z_index_tablet=&#8221;500&#8243; border_width_all=&#8221;0px&#8221; global_colors_info=&#8221;{}&#8221; sticky_enabled=&#8221;0&#8243;]<\/p>\n<div class=\"vc_tta-panel-heading\">\n<p style=\"font-weight: 400;\">Siamo entusiasti di condividere con voi due entusiasmanti aggiornamenti di ricerca, pubblicati oggi online sulla rivista cardiovascolare pi\u00f9 importante al mondo, <em>Circolazione (1):<\/em><\/p>\n<p style=\"font-weight: 400;\"><strong>Biomarcatore nella Progeria<br \/><\/strong>Un nuovo modo per misurare la progerina, la proteina tossica che causa la progeria, \u00e8 stato sviluppato da un team guidato dal co-fondatore e direttore medico del PRF, il dott. Leslie Gordon. Con la scoperta di questo biomarcatore, che utilizza il plasma sanguigno per misurare i livelli di progerina, <strong>i ricercatori possono comprendere come i trattamenti influenzano i partecipanti alle sperimentazioni cliniche dopo un periodo di tempo pi\u00f9 breve<\/strong>\u00a0e in pi\u00f9 punti durante ogni sperimentazione clinica.<\/p>\n<p style=\"font-weight: 400;\">Questo test pu\u00f2 ottimizzare il processo di sperimentazione clinica\u00a0<strong>fornire informazioni tempestive sull&#039;efficacia dei trattamenti in fase di sperimentazione<\/strong>, come introduzione ad altri test clinici quali aumento di peso, cambiamenti dermatologici, contrattura e funzionalit\u00e0 articolare, ecc., tutti i quali richiedono molto pi\u00f9 tempo per manifestarsi. Queste caratteristiche cliniche della Progeria sono importanti misure a lungo termine degli effetti del trattamento che sono ora completate dai livelli di progerina misurati in precedenza nella terapia. Ora potremmo essere in grado di comprendere i benefici del trattamento gi\u00e0 quattro mesi dopo l&#039;inizio del trattamento, o interrompere un trattamento che potrebbe non essere utile al partecipante alla sperimentazione, per evitare effetti collaterali non necessari.<\/p>\n<p style=\"font-weight: 400;\"><strong>Vite ancora pi\u00f9 lunghe con lonafarnib<br \/><\/strong>Oltre ad accelerare le future scoperte di trattamenti e cure, questo nuovo e innovativo modo di misurare la progerina indica che <strong>il beneficio a lungo termine del lonafarnib per i bambini con Progeria \u00e8 maggiore di quanto precedentemente determinato<\/strong>.<\/p>\n<p style=\"font-weight: 400;\">I dati dello studio indicano che livelli pi\u00f9 bassi di progerina nel sangue riflettevano un beneficio in termini di sopravvivenza: pi\u00f9 a lungo una persona affetta da Progeria assumeva lonafarnib, maggiore era il beneficio in termini di sopravvivenza derivante dalla terapia. I livelli di progerina erano diminuiti di circa 30-60% per tutto il tempo in cui il farmaco veniva assunto e si stimava che l&#039;aspettativa di vita per i pazienti in trattamento da oltre 10 anni aumentasse di quasi 5 anni. Questo \u00e8 <strong>un aumento di oltre 35% della durata media della vita, da 14,5 anni a quasi 20 anni di et\u00e0<\/strong>!<\/p>\n<p style=\"font-weight: 400;\"><a href=\"https:\/\/www.progeriaresearch.org\/wp-content\/uploads\/2023\/03\/Progerin-Plasma-Biomarker-press-release-FINAL.pdf\" data-outlook-id=\"bbe0e1f1-6496-4aff-99c3-2551e9923410\"><strong>Per saperne di pi\u00f9, consulta il nostro comunicato stampa qui<\/strong><\/a><\/p>\n<p style=\"font-weight: 400;\"><strong>&quot;Una delle storie pi\u00f9 straordinarie mai condivise su questo podcast&quot;<br \/><\/strong>\u2013 Dott.ssa Carolyn Lam, specialista del cuore di fama mondiale e conduttrice del podcast\u00a0<em>Circolazione in corsa,\u00a0<\/em>sul viaggio che ha portato a queste entusiasmanti scoperte<em>.\u00a0<\/em><strong>Ascolta l&#039;intervista completa<\/strong>\u00a0sul profondo impatto di questo studio direttamente dal Dott. Gordon. Ascolta\u00a0<a href=\"https:\/\/r20.rs6.net\/tn.jsp?f=001cLXauJ5R6hFjgU6UNVj8z1ubk-cU5xChRkxoAUyz5uADnaWoiVSXmGDO6nDbCFI6BusWzoswFG0iru8PXvTinayQ2nuBWZkmbHn8pNOQ-qsUB1VpMUndro-VBH-aWDvJUzVgfNvTim0xjz6cUlYUsEKvW6Ac2WVwzATNn1BxwmDhQLC1rKekmK7seL8r8YfP&amp;c=WFQd6JESprJMCu4rKF2oA9DZh92aflFfVggkN5fMTdEL4z9YqYGm8g==&amp;ch=BuG-LaRM92CDJVKzSsfwhIYuKm0CXdEFhP1J1G8vN4oKaWQGcoaRLw==\" data-outlook-id=\"47426cae-5b9a-4ee8-a162-57056ba0138b\"><strong>Qui<\/strong><\/a>\u00a0<a href=\"https:\/\/r20.rs6.net\/tn.jsp?f=001cLXauJ5R6hFjgU6UNVj8z1ubk-cU5xChRkxoAUyz5uADnaWoiVSXmGDO6nDbCFI6BusWzoswFG0iru8PXvTinayQ2nuBWZkmbHn8pNOQ-qsUB1VpMUndro-VBH-aWDvJUzVgfNvTim0xjz6cUlYUsEKvW6Ac2WVwzATNn1BxwmDhQLC1rKekmK7seL8r8YfP&amp;c=WFQd6JESprJMCu4rKF2oA9DZh92aflFfVggkN5fMTdEL4z9YqYGm8g==&amp;ch=BuG-LaRM92CDJVKzSsfwhIYuKm0CXdEFhP1J1G8vN4oKaWQGcoaRLw==\" data-outlook-id=\"8f269c62-a385-4eab-9cd0-6d776ff99f80\">(<\/a>a partire da 6:41).<br \/><a href=\"https:\/\/circulation.libsyn.com\/circulation-june-6-2023-issue\" data-outlook-id=\"400960e7-6963-4c50-a46e-c9e2a9c61646\"><strong>Ascolta la Dott.ssa Leslie Gordon sul podcast Circulation on the Run<\/strong><\/a><\/p>\n<p style=\"font-weight: 400;\">E a giugno due editoriali\u00a0<a href=\"https:\/\/www.progeriaresearch.org\/it\/progerinbiomarker\/#2\" data-outlook-id=\"1759c28a-86a6-44d1-8036-451892296ac0\">(2)\u00a0<\/a>E\u00a0<a href=\"https:\/\/www.progeriaresearch.org\/it\/progerinbiomarker\/#3\" data-outlook-id=\"254e3326-7fd7-403c-845f-7b9d02d6ef2b\">(3)<\/a>\u00a0sono stati pubblicati in\u00a0<em>Circolazione\u00a0<\/em>evidenziando l&#039;importanza cruciale di questo biomarcatore per il progresso dei trattamenti e della cura dei bambini affetti da Progeria e per una migliore comprensione dell&#039;invecchiamento.<\/p>\n<p style=\"font-weight: 400;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.progeriaresearch.org\/wp-content\/uploads\/2023\/03\/Circulation-logo.jpg\" width=\"339\" height=\"83\" alt=\"\" class=\"wp-image-16634 alignnone size-full\" srcset=\"https:\/\/www.progeriaresearch.org\/wp-content\/uploads\/2023\/03\/Circulation-logo.jpg 400w, https:\/\/www.progeriaresearch.org\/wp-content\/uploads\/2023\/03\/Circulation-logo-300x74.jpg 300w\" sizes=\"(max-width: 339px) 100vw, 339px\" \/><\/p>\n<hr \/>\n<p style=\"font-weight: 400;\">(1) Gordon LB, Norris W., Hamren S.,\u00a0<em>e altri<\/em>Progerina plasmatica nei pazienti con sindrome di Hutchinson-Gilford Progeria: sviluppo di immunoanalisi e valutazione clinica.\u00a0<em>Circolazione<\/em>, 2023<\/p>\n<p style=\"font-weight: 400;\">(2)\u00a0<a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/37276254\/\" data-outlook-id=\"5814d3c7-03fd-457d-8be0-e4ab78d8973d\">Progressione delle anomalie cardiache nella sindrome di Hutchinson-Gilford Progeria: uno studio prospettico longitudinale.<\/a><br \/>Olsen FJ, Gordon LB, Smoot L, Kleinman ME, Gerhard-Herman M, Hegde SM, Mukundan S, Mahoney T, Massaro J, Ha S, Prakash A. <em>Circolazione<\/em>. 6 giugno 2023;147(23):1782-1784. doi: 10.1161\/CIRCULATIONAHA.123.064370. Epub 5 giugno 2023.<\/p>\n<p style=\"font-weight: 400;\">(3)\u00a0<a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/37276251\/\" data-outlook-id=\"ade09178-5ba3-44f0-b0c7-dd67fe6db635\">Strumenti prontamente disponibili per rilevare la progeria e la progressione della malattia cardiaca nella sindrome di Hutchinson-Gilford.<\/a><br \/>Eriksson M, Haugaa K, Rev\u00eachon G. <em>Circolazione<\/em>. 6 giugno 2023;147(23):1745-1747. doi: 10.1161\/CIRCULATIONAHA.123.064765. Epub 5 giugno 2023.<\/p>\n<\/div>\n<p>[\/et_pb_toggle][et_pb_toggle title=&#8221;March 2021: Exciting breakthroughs in RNA Therapeutics for Progeria!&#8221; open_toggle_background_color=&#8221;#f7f7f7&#8243; closed_toggle_text_color=&#8221;#ffffff&#8221; closed_toggle_background_color=&#8221;#00b2e2&#8243; icon_color=&#8221;#ffc15e&#8221; open_icon_color=&#8221;#ffc15e&#8221; admin_label=&#8221;March 2021: Exciting breakthroughs in RNA Therapeutics for Progeria!&#8221; _builder_version=&#8221;4.16&#8243; title_text_color=&#8221;#00b2e2&#8243; background_color=&#8221;#ffffff&#8221; custom_margin=&#8221;10px||10px||true&#8221; custom_padding=&#8221;|50px||50px||true&#8221; animation_style=&#8221;slide&#8221; animation_direction=&#8221;top&#8221; animation_intensity_slide=&#8221;25%&#8221; link_option_url_new_window=&#8221;on&#8221; hover_enabled=&#8221;0&#8243; z_index_tablet=&#8221;500&#8243; border_width_all=&#8221;0px&#8221; global_colors_info=&#8221;{}&#8221; sticky_enabled=&#8221;0&#8243;]<\/p>\n<div class=\"vc_tta-panel-heading\">\n<p style=\"font-weight: 400;\">Siamo entusiasti di condividere i risultati di<strong>\u00a0due studi innovativi molto interessanti sull&#039;uso della terapia a base di RNA<\/strong>\u00a0nella ricerca sulla Progeria. Entrambi gli studi sono stati cofinanziati dalla Progeria Research Foundation (PRF) e co-redatti dal Direttore medico della PRF, il Dott. Leslie Gordon.<\/p>\n<p style=\"font-weight: 400;\">La progerina \u00e8 la proteina che causa la malattia nella Progeria. Le terapie a base di RNA interferiscono con la capacit\u00e0 del corpo di produrre progerina, bloccandone la produzione a livello di RNA. Ci\u00f2 significa che<strong>\u00a0il trattamento \u00e8 pi\u00f9 specifico della maggior parte delle terapie<\/strong>\u00a0che prendono di mira la progerina a livello proteico.<\/p>\n<p style=\"font-weight: 400;\">Sebbene ogni studio abbia utilizzato un sistema di somministrazione del farmaco diverso, entrambi gli studi hanno mirato alla stessa strategia di trattamento di base, inibendo la produzione di RNA che codifica per la proteina anomala, la progerina. Entrambi sono stati condotti da ricercatori del National Institutes of Health (NIH) e sono stati pubblicati oggi sulla rivista\u00a0<em>Medicina della Natura<\/em>.<\/p>\n<p style=\"font-weight: 400;\"><a href=\"https:\/\/www.nature.com\/articles\/s41591-021-01274-0\" data-saferedirecturl=\"https:\/\/www.google.com\/url?q=https:\/\/www.nature.com\/articles\/s41591-021-01274-0&amp;source=gmail&amp;ust=1628196375938000&amp;usg=AFQjCNEARXWPZSkgwOB4LEBbCyPF4jnuhg\">Uno studio<\/a>, guidato da Francis Collins, MD, PhD, Direttore del NIH, ha dimostrato che il trattamento dei topi Progeria con un farmaco denominato SRP2001 r<strong>ha ridotto l&#039;espressione dannosa dell&#039;mRNA e delle proteine della progerina nell&#039;aorta<\/strong>, l&#039;arteria principale del corpo, cos\u00ec come in altri tessuti. Alla fine dello studio, la parete aortica \u00e8 rimasta pi\u00f9 forte e i topi hanno dimostrato un\u00a0<strong>aumento della sopravvivenza di oltre 60%<\/strong>.<\/p>\n<p style=\"font-weight: 400;\">&quot;Il fatto che una terapia a RNA mirata abbia mostrato risultati cos\u00ec significativi in un modello animale mi d\u00e0 la speranza che ci\u00f2 possa portare a un importante progresso nel trattamento della progeria&quot;, ha affermato Collins.<\/p>\n<p style=\"font-weight: 400;\">IL\u00a0<a href=\"https:\/\/www.nature.com\/articles\/s41591-021-01262-4\" data-saferedirecturl=\"https:\/\/www.google.com\/url?q=https:\/\/www.nature.com\/articles\/s41591-021-01262-4&amp;source=gmail&amp;ust=1628196375938000&amp;usg=AFQjCNGXxoK9WpITSpYyGqBDeUnLFF6Q9g\">altro studio<\/a>, guidato da Tom Misteli, PhD, Direttore del Centro per la ricerca sul cancro, National Cancer Institute, NIH, ha mostrato un\u00a0<strong>90 \u2013 95% riduzione dell\u2019RNA tossico produttore di progerina<\/strong>\u00a0in tessuti diversi dopo il trattamento con un farmaco chiamato LB143. Il laboratorio di Misteli ha scoperto che la riduzione della proteina progerina era pi\u00f9 efficace nel fegato, con ulteriori miglioramenti nel cuore e nell&#039;aorta.<\/p>\n<p style=\"font-weight: 400;\">Ora sappiamo che ci sono diversi modi per ridurre la produzione della proteina progerina nociva usando terapie a base di RNA. Ogni studio ha trovato diversi tratti di RNA nei modelli di topi che, quando presi di mira, hanno fornito un percorso efficace per il trattamento, con conseguente\u00a0<strong>Topi affetti da progeria che hanno vissuto molto pi\u00f9 a lungo di quelli trattati in studi precedenti con Zokinvy (lonafarnib)<\/strong>, l&#039;unico farmaco approvato dalla FDA per i bambini affetti da Progeria. Inoltre, i ricercatori hanno scoperto che un trattamento combinato con RNA therapeutics e Zokinvy (lonafarnib) ha ridotto i livelli di proteina progerina nel fegato e nel cuore in modo pi\u00f9 efficace rispetto a entrambi i trattamenti singoli presi singolarmente.<\/p>\n<p style=\"font-weight: 400;\">\u201cQuesti due studi di grande importanza dimostrano la\u00a0<strong>grandi progressi che sono ormai su di noi<\/strong>\u00a0nel campo della terapia mirata alla Progeria&quot;, ha affermato il direttore medico della PRF, la dott. ssa Leslie Gordon. &quot;Ero entusiasta di lavorare con questi brillanti gruppi di ricerca per far progredire la terapia a RNA per i bambini affetti da Progeria. Entrambi sono entusiasmanti studi di prova di principio e\u00a0<strong>PRF \u00e8 entusiasta di procedere verso le sperimentazioni cliniche<\/strong>\u00a0che applicano queste strategie di trattamento.<\/p>\n<p style=\"font-weight: 400;\">\u2014<\/p>\n<p style=\"font-weight: 400;\">Erdos, MR, Cabral, WA, Tavarez, UL\u00a0<em>e altri<\/em>\u00a0Un approccio terapeutico antisenso mirato per la sindrome di progeria di Hutchinson-Gilford.\u00a0<em>Nat Med<\/em>\u00a0(2021).<span>\u00a0<\/span><a href=\"https:\/\/doi.org\/10.1038\/s41591-021-01274-0\" data-saferedirecturl=\"https:\/\/www.google.com\/url?q=https:\/\/doi.org\/10.1038\/s41591-021-01274-0&amp;source=gmail&amp;ust=1628196375938000&amp;usg=AFQjCNGEHbVxfXN_m1h-zgUxvDCQUp1cvw\">https:\/\/doi.org\/10.1038\/s41591-021-01274-0<\/a><\/p>\n<p style=\"font-weight: 400;\">Puttaraju, M., Jackson, M., Klein, S.\u00a0<em>e altri<\/em>\u00a0Lo screening sistematico identifica gli oligonucleotidi antisenso terapeutici per la sindrome di progeria di Hutchinson-Gilford.\u00a0<em>Nat Med<\/em>\u00a0(2021).<span>\u00a0<\/span><a href=\"https:\/\/doi.org\/10.1038\/s41591-021-01262-4\" data-saferedirecturl=\"https:\/\/www.google.com\/url?q=https:\/\/doi.org\/10.1038\/s41591-021-01262-4&amp;source=gmail&amp;ust=1628196375938000&amp;usg=AFQjCNEPvAtsPSrI8M4xFxeLG-BEJL51Iw\">https:\/\/doi.org\/10.1038\/s41591-021-01262-4<\/a><\/p>\n<\/div>\n<p>[\/et_pb_toggle][et_pb_toggle title=&#8221;January 2021: Remarkable genetic editing progress in Progeria mouse models&#8221; open_toggle_background_color=&#8221;#f7f7f7&#8243; closed_toggle_text_color=&#8221;#ffffff&#8221; closed_toggle_background_color=&#8221;#00b2e2&#8243; icon_color=&#8221;#ffc15e&#8221; open_icon_color=&#8221;#ffc15e&#8221; admin_label=&#8221;January 2021: Remarkable genetic editing progress in Progeria mouse models&#8221; _builder_version=&#8221;4.24.0&#8243; title_text_color=&#8221;#00b2e2&#8243; background_color=&#8221;#ffffff&#8221; custom_margin=&#8221;10px||10px||true&#8221; custom_padding=&#8221;|50px||50px||true&#8221; animation_style=&#8221;slide&#8221; animation_direction=&#8221;top&#8221; animation_intensity_slide=&#8221;25%&#8221; link_option_url_new_window=&#8221;on&#8221; z_index_tablet=&#8221;500&#8243; border_width_all=&#8221;0px&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<div class=\"vc_tta-panel-heading\">\n<p style=\"font-weight: 400;\">La rivista scientifica\u00a0<em>Natura<\/em>\u00a0<a href=\"https:\/\/www.nature.com\/articles\/s41586-020-03086-7\" data-saferedirecturl=\"https:\/\/www.google.com\/url?q=https:\/\/www.nature.com\/articles\/s41586-020-03086-7&amp;source=gmail&amp;ust=1614374051502000&amp;usg=AFQjCNEYq0fVGOfrx6B9FN6pdGIbdkRVFA\">risultati rivoluzionari pubblicati<\/a>\u00a0dimostrando che l&#039;editing genetico in un modello murino di Progeria ha corretto la mutazione che causa la Progeria in molte cellule, ha migliorato diversi sintomi chiave della malattia e ha aumentato notevolmente la durata della vita nei topi.<\/p>\n<p style=\"font-weight: 400;\">Cofinanziato da PRF e co-redatto dal Direttore medico di PRF, il dott. Leslie Gordon, lo studio ha scoperto che con una singola iniezione di un editor di base programmato per correggere la mutazione che causa la malattia, i topi sopravvivevano 2,5 volte pi\u00f9 a lungo dei topi di controllo con Progeria non trattati, fino a un&#039;et\u00e0 corrispondente all&#039;inizio della vecchiaia nei topi sani. \u00c8 importante notare che i topi trattati hanno anche mantenuto tessuto vascolare sano, una scoperta significativa, poich\u00e9 la perdita di integrit\u00e0 vascolare \u00e8 un predittore di mortalit\u00e0 nei bambini con Progeria.<\/p>\n<p style=\"font-weight: 400;\">Lo studio \u00e8 stato co-diretto dall&#039;esperto mondiale di editing genetico, David Liu, PhD, del Broad Institute del MIT, Jonathan Brown, professore associato di medicina presso la Divisione di medicina cardiovascolare presso la Vanderbilt University, e Francis Collins, MD, PhD, direttore dei National Institutes of Health.<\/p>\n<p style=\"font-weight: 400;\">&quot;Vedere questa risposta drammatica nel nostro modello murino di Progeria \u00e8 uno degli sviluppi terapeutici pi\u00f9 entusiasmanti a cui abbia preso parte in 40 anni come medico-scienziato&quot;, ha affermato il dott. Collins.<\/p>\n<p style=\"font-weight: 400;\">&quot;Cinque anni fa, stavamo ancora ultimando lo sviluppo del primo editor di base&quot;, ha detto il dott. Liu. &quot;Se mi avessero detto che entro cinque anni, una singola dose di un editor di base avrebbe potuto affrontare la Progeria in un animale a livello di DNA, RNA, proteine, patologia vascolare e durata della vita, avrei detto &#039;non c&#039;\u00e8 modo&#039;. \u00c8 una vera testimonianza della dedizione del team che ha reso possibile questo lavoro&quot;.<\/p>\n<p style=\"font-weight: 400;\">Sono necessari ulteriori studi preclinici per analizzare questi risultati, che speriamo un giorno possano portare a una sperimentazione clinica. Leggi di pi\u00f9 su questa entusiasmante notizia in questo\u00a0<em>Giornale di Wall Street<\/em>\u00a0<a href=\"https:\/\/www.wsj.com\/articles\/crispr-gene-editing-treatment-could-point-way-to-fix-for-deadly-aging-disease-11609950054\">articolo<\/a>.<\/p>\n<\/div>\n<p>[\/et_pb_toggle][et_pb_toggle title=&#8221;November 2020: FDA Approval for lonafarnib (Zokinvy)&#8221; open_toggle_background_color=&#8221;#f7f7f7&#8243; closed_toggle_text_color=&#8221;#ffffff&#8221; closed_toggle_background_color=&#8221;#00b2e2&#8243; icon_color=&#8221;#ffc15e&#8221; open_icon_color=&#8221;#ffc15e&#8221; admin_label=&#8221;November 2020: FDA Approval for lonafarnib (Zokinvy)&#8221; _builder_version=&#8221;4.16&#8243; title_text_color=&#8221;#00b2e2&#8243; background_color=&#8221;#ffffff&#8221; custom_margin=&#8221;10px||10px||true&#8221; custom_padding=&#8221;|50px||50px||true&#8221; animation_style=&#8221;slide&#8221; animation_direction=&#8221;top&#8221; animation_intensity_slide=&#8221;25%&#8221; link_option_url_new_window=&#8221;on&#8221; hover_enabled=&#8221;0&#8243; z_index_tablet=&#8221;500&#8243; border_width_all=&#8221;0px&#8221; global_colors_info=&#8221;{}&#8221; sticky_enabled=&#8221;0&#8243;]<\/p>\n<div class=\"vc_tta-panel-heading\">\n<p style=\"font-weight: 400;\">Il 20 novembre 2020, PRF ha raggiunto un traguardo importante della propria missione: il lonafarnib, il primo trattamento in assoluto per la Progeria, ha ottenuto l&#039;approvazione della FDA.<\/p>\n<p style=\"font-weight: 400;\">La progeria \u00e8 ora tra meno di 5% delle malattie rare con un trattamento approvato dalla FDA.* Negli Stati Uniti, i bambini e i giovani adulti affetti da progeria possono ora accedere al lonafarnib (ora chiamato &quot;Zokinvy&quot;) tramite prescrizione medica, anzich\u00e9 tramite una sperimentazione clinica.<\/p>\n<p style=\"font-weight: 400;\">Questo importante traguardo \u00e8 stato raggiunto grazie a 13 anni di instancabile ricerca che ha coinvolto quattro sperimentazioni cliniche, tutte coordinate dalla PRF, rese possibili dai coraggiosi bambini e dalle loro famiglie e finanziate da voi, la meravigliosa comunit\u00e0 di donatori della PRF.<\/p>\n<p style=\"font-weight: 400;\"><a href=\"https:\/\/www.progeriaresearch.org\/it\/2020\/11\/20\/fda-approval\/\">clicca qui<\/a> per ulteriori informazioni.<\/p>\n<p>&nbsp;<\/p>\n<\/div>\n<p>*300 malattie rare per le quali \u00e8 disponibile un trattamento approvato dalla FDA (https:\/\/www.rarediseases.info.nih.gov\/diseases\/FDS-orphan-drugs)\/7.000 malattie rare per le quali \u00e8 nota la base molecolare (www.OMIM.org) =4,2%<\/p>\n<p>[\/et_pb_toggle][et_pb_toggle title=&#8221;April 2018: Global Study Published in JAMA Finds Treatment with Lonafarnib Extends Survival in Children with Progeria&#8221; open_toggle_background_color=&#8221;#f7f7f7&#8243; closed_toggle_text_color=&#8221;#ffffff&#8221; closed_toggle_background_color=&#8221;#00b2e2&#8243; icon_color=&#8221;#ffc15e&#8221; open_icon_color=&#8221;#ffc15e&#8221; admin_label=&#8221;April 2018: Global Study Published in JAMA Finds Treatment with Lonafarnib Extends Survival in Children with Progeria&#8221; _builder_version=&#8221;4.16&#8243; title_text_color=&#8221;#00b2e2&#8243; background_color=&#8221;#ffffff&#8221; custom_margin=&#8221;10px||10px||true&#8221; custom_padding=&#8221;|50px||50px||true&#8221; animation_style=&#8221;slide&#8221; animation_direction=&#8221;top&#8221; animation_intensity_slide=&#8221;25%&#8221; link_option_url_new_window=&#8221;on&#8221; hover_enabled=&#8221;0&#8243; z_index_tablet=&#8221;500&#8243; border_width_all=&#8221;0px&#8221; global_colors_info=&#8221;{}&#8221; sticky_enabled=&#8221;0&#8243;]<\/p>\n<div class=\"vc_tta-panel-heading\">\n<p class=\"vc_tta-panel-title vc_tta-controls-icon-position-left\" data-fontsize=\"19\" data-lineheight=\"24\">Un nuovo studio pubblicato su The Journal of the American Medical Association (JAMA) riporta che il lonafarnib, un inibitore della farnesiltransferasi (FTI), ha contribuito a prolungare la sopravvivenza nei bambini affetti da Progeria. Lo studio ha dimostrato che il trattamento con il solo lonafarnib rispetto a nessun trattamento era associato a un tasso di mortalit\u00e0 significativamente inferiore (3,7% vs. 33,3%) dopo una mediana di 2,2 anni di follow-up.<strong>\u00a0Questa \u00e8 la prima prova che il lonafarnib da solo pu\u00f2 migliorare la sopravvivenza a questa malattia mortale.<\/strong><\/p>\n<\/div>\n<div class=\"vc_tta-panel-body\">\n<div class=\"wpb_text_column wpb_content_element\">\n<div class=\"wpb_wrapper\">\n<p><a href=\"https:\/\/www.progeriaresearch.org\/it\/first-ever-demonstrate-survival-benefit-in-progeria\/\"><strong>Clicca qui<\/strong>\u00a0per maggiori dettagli.<\/a><\/p>\n<p>Associazione del trattamento con lonafarnib rispetto a nessun trattamento con il tasso di mortalit\u00e0 nei pazienti con sindrome di Hutchinson-Gilford Progeria, Leslie B. Gordon, MD, PhD; Heather Shappell, PhD; Joe Massaro, PhD; Ralph B. D&#039;Agostino Sr., PhD; Joan Brazier, MS; Susan E. Campbell, MA; Monica E. Kleinman, MD; Mark W. Kieran, MD, PhD;\u00a0<em>GIORNO,<\/em>\u00a024 aprile 2018.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<p>[\/et_pb_toggle][et_pb_toggle title=&#8221;July 2016: Triple Trial Results&#8221; open_toggle_background_color=&#8221;#f7f7f7&#8243; closed_toggle_text_color=&#8221;#ffffff&#8221; closed_toggle_background_color=&#8221;#00b2e2&#8243; icon_color=&#8221;#ffc15e&#8221; open_icon_color=&#8221;#ffc15e&#8221; admin_label=&#8221;July 2016: Triple Trial Results&#8221; _builder_version=&#8221;4.16&#8243; title_text_color=&#8221;#00b2e2&#8243; background_color=&#8221;#ffffff&#8221; custom_margin=&#8221;10px||10px||true&#8221; custom_padding=&#8221;|50px||50px||true&#8221; animation_style=&#8221;slide&#8221; animation_direction=&#8221;top&#8221; animation_intensity_slide=&#8221;25%&#8221; link_option_url_new_window=&#8221;on&#8221; hover_enabled=&#8221;0&#8243; z_index_tablet=&#8221;500&#8243; border_width_all=&#8221;0px&#8221; global_colors_info=&#8221;{}&#8221; sticky_enabled=&#8221;0&#8243;]<\/p>\n<div class=\"vc_tta-panel-heading\">\n<p class=\"vc_tta-panel-title vc_tta-controls-icon-position-left\" data-fontsize=\"19\" data-lineheight=\"24\"><a href=\"https:\/\/www.progeriaresearch.org\/it\/results-of-triple-drug-trial-for-progeria-published\/\">Luglio 2016: Risultati della tripla sperimentazione<\/a><\/p>\n<\/div>\n<p>[\/et_pb_toggle][et_pb_toggle title=&#8221;October 2014: PRF\u2019s remarkable journey published in Expert Opinion&#8221; open_toggle_background_color=&#8221;#f7f7f7&#8243; closed_toggle_text_color=&#8221;#ffffff&#8221; closed_toggle_background_color=&#8221;#00b2e2&#8243; icon_color=&#8221;#ffc15e&#8221; open_icon_color=&#8221;#ffc15e&#8221; admin_label=&#8221;October 2014: PRF\u2019s remarkable journey published in Expert Opinion&#8221; _builder_version=&#8221;4.16&#8243; title_text_color=&#8221;#00b2e2&#8243; background_color=&#8221;#ffffff&#8221; custom_margin=&#8221;10px||10px||true&#8221; custom_padding=&#8221;|50px||50px||true&#8221; animation_style=&#8221;slide&#8221; animation_direction=&#8221;top&#8221; animation_intensity_slide=&#8221;25%&#8221; link_option_url_new_window=&#8221;on&#8221; z_index_tablet=&#8221;500&#8243; border_width_all=&#8221;0px&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-body\">\n<div class=\"wpb_text_column wpb_content_element\">\n<div class=\"wpb_wrapper\">\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-756 alignleft\" src=\"https:\/\/www.progeriaresearch.org\/wp-content\/uploads\/2017\/02\/Figure-1.jpg\" sizes=\"(max-width: 250px) 100vw, 250px\" srcset=\"https:\/\/www.progeriaresearch.org\/wp-content\/uploads\/2017\/02\/Figure-1.jpg 250w, https:\/\/www.progeriaresearch.org\/wp-content\/uploads\/2017\/02\/Figure-1-80x80.jpg 80w, https:\/\/www.progeriaresearch.org\/wp-content\/uploads\/2017\/02\/Figure-1-52x50.jpg 52w, https:\/\/www.progeriaresearch.org\/wp-content\/uploads\/2017\/02\/Figure-1-66x66.jpg 66w\" alt=\"\" width=\"250\" height=\"247\" \/>In un articolo pubblicato in\u00a0<em>Parere di esperti<\/em>\u00a0e redatti dal direttore esecutivo Audrey Gordon e dal direttore medico Leslie Gordon, i due leader della PRF discutono della storia, degli obiettivi e dei risultati della PRF e di come i programmi PRF siano stati fondamentali nel percorso dall&#039;oscurit\u00e0 alla cura.<\/p>\n<p><a href=\"https:\/\/www.progeriaresearch.org\/assets\/files\/pdf\/Expert-Opinion-Article-by-LGordon-and-AGordon.pdf\" target=\"_blank\" rel=\"noopener noreferrer\">*\u201dThe Progeria Research Foundation: il suo straordinario viaggio dall\u2019oscurit\u00e0 al trattamento\u201d 30 ottobre 2014<\/a><\/p>\n<\/div>\n<\/div>\n<div class=\"wpb_text_column wpb_content_element vc_custom_1488059126298\">\n<div class=\"wpb_wrapper\">\n<p>Gli autori scrivono: &quot;Ci auguriamo che la descrizione dei programmi e dei servizi PRF che segue, insieme a un resoconto di come stanno aiutando PRF a realizzare la sua missione di salvare i bambini con Progeria, possa aiutare e ispirare altri a intraprendere azioni simili per le numerose popolazioni affette da malattie rare che necessitano di attenzione immediata&quot;.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>[\/et_pb_toggle][et_pb_toggle title=&#8221;May 2014: Study Finds Trial Medications Increase Estimated Lifespan in Children With Progeria&#8221; open_toggle_background_color=&#8221;#f7f7f7&#8243; closed_toggle_text_color=&#8221;#ffffff&#8221; closed_toggle_background_color=&#8221;#00b2e2&#8243; icon_color=&#8221;#ffc15e&#8221; open_icon_color=&#8221;#ffc15e&#8221; admin_label=&#8221;May 2014: Study Finds Trial Medications Increase Estimated Lifespan in Children With Progeria&#8221; _builder_version=&#8221;4.16&#8243; title_text_color=&#8221;#00b2e2&#8243; background_color=&#8221;#ffffff&#8221; custom_margin=&#8221;10px||10px||true&#8221; custom_padding=&#8221;|50px||50px||true&#8221; animation_style=&#8221;slide&#8221; animation_direction=&#8221;top&#8221; animation_intensity_slide=&#8221;25%&#8221; link_option_url_new_window=&#8221;on&#8221; z_index_tablet=&#8221;500&#8243; border_width_all=&#8221;0px&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-body\">\n<div class=\"wpb_text_column wpb_content_element\">\n<div class=\"wpb_wrapper\">\n<div class=\"vc_tta-panel-heading\">\u00a0<\/div>\n<div class=\"vc_tta-panel-body\">\n<div class=\"wpb_text_column wpb_content_element\">\n<div class=\"wpb_wrapper\">\n<p>Questo studio dimostra che ci sono prove che un inibitore della farnesiltransferasi (FTI) pu\u00f2 prolungare la vita dei bambini con Progeria di almeno un anno e mezzo. Lo studio ha mostrato un&#039;estensione della sopravvivenza media di 1,6 anni durante i sei anni successivi all&#039;inizio del trattamento. Due farmaci aggiuntivi aggiunti in seguito negli studi, pravastatina e zoledronato, possono anche contribuire a questa scoperta.\u00a0<strong>Questa \u00e8 la prima prova che i trattamenti influenzano la sopravvivenza a questa malattia mortale.<\/strong><\/p>\n<p><a href=\"https:\/\/www.progeriaresearch.org\/it\/2014\/05\/06\/drug-increases-lifespan\/\">clicca qui<\/a>\u00a0per maggiori dettagli.<\/p>\n<p>Impatto degli inibitori della farnesilazione sulla sopravvivenza nella sindrome di Hutchinson-Gilford Progeria, Leslie B. Gordon, MD, PhD, Joe Massaro, PhD, Ralph B. D&#039;Agostino Sr., PhD, Susan E. Campbell, MA, Joan Brazier, MS, W. Ted Brown, MD, PhD, Monica E Kleinman, MD, Mark W. Kieran MD, PhD e Progeria Clinical Trials Collaborative;\u00a0<em>Circolazione<\/em>, 2 maggio 2014 (on-line).<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>[\/et_pb_toggle][et_pb_toggle title=&#8221;September 2012: First-ever Progeria Treatment for Progeria Discovered&#8221; open_toggle_background_color=&#8221;#f7f7f7&#8243; closed_toggle_text_color=&#8221;#ffffff&#8221; closed_toggle_background_color=&#8221;#00b2e2&#8243; icon_color=&#8221;#ffc15e&#8221; open_icon_color=&#8221;#ffc15e&#8221; admin_label=&#8221;September 2012: First-ever Progeria Treatment for Progeria Discovered&#8221; _builder_version=&#8221;4.16&#8243; title_text_color=&#8221;#00b2e2&#8243; background_color=&#8221;#ffffff&#8221; custom_margin=&#8221;10px||10px||true&#8221; custom_padding=&#8221;|50px||50px||true&#8221; animation_style=&#8221;slide&#8221; animation_direction=&#8221;top&#8221; animation_intensity_slide=&#8221;25%&#8221; link_option_url_new_window=&#8221;on&#8221; hover_enabled=&#8221;0&#8243; z_index_tablet=&#8221;500&#8243; border_width_all=&#8221;0px&#8221; global_colors_info=&#8221;{}&#8221; sticky_enabled=&#8221;0&#8243;]<\/p>\n<p>I risultati di\u00a0<a href=\"https:\/\/www.progeriaresearch.org\/it\/clinical-trial\/\" target=\"_blank\" rel=\"noopener noreferrer\">il primo studio clinico di un farmaco per bambini<\/a>\u00a0con Progeria rivelano che Lonafarnib, un tipo di inibitore della farnesiltransferasi (FTI) originariamente sviluppato per trattare il cancro, si \u00e8 dimostrato efficace per la Progeria. Ogni bambino mostra miglioramenti in uno o pi\u00f9 dei quattro modi: aumento di peso, migliore udito, struttura ossea migliorata e\/o, cosa pi\u00f9 importante, maggiore flessibilit\u00e0 dei vasi sanguigni. Lo studio* \u00e8 stato finanziato e coordinato dalla Progeria Research Foundation.<\/p>\n<p><a href=\"https:\/\/www.progeriaresearch.org\/wp-content\/uploads\/2019\/04\/FINAL-PNAS-Press-Release.pdf\" target=\"_blank\" rel=\"noopener noreferrer\">clicca qui<\/a>\u00a0per maggiori dettagli.<\/p>\n<p><strong>*Gordon LB<\/strong>, Kleinman ME, Miller DT, Neuberg D, Giobbie-Hurder A, Gerhard-Herman M, Smoot L, Gordon CM, Cleveland R, Snyder BD, Fligor B, Bishop WR, Statkevich P, Regen A, Sonis A, Riley S, Ploski C, Correia A, Quinn N, Ullrich NJ, Nazarian A, Liang MG, Huh SY, Schwartzman A, Kieran MW, Sperimentazione clinica di un inibitore della farnesiltransferasi nei bambini con sindrome di Hutchinson-Gilford Progeria,\u00a0<strong><a href=\"https:\/\/www.pnas.org\/cgi\/doi\/10.1073\/pnas.1202529109\" target=\"_blank\" rel=\"noopener noreferrer\">Atti dell&#039;Accademia nazionale delle scienze<\/a>,\u00a0<\/strong>9 ottobre 2012 vol. 109 n. 41 16666-16671<\/p>\n<p>[\/et_pb_toggle][et_pb_toggle title=&#8221;October 2011: A Novel Approach to Progeria Therapy&#8221; open_toggle_background_color=&#8221;#f7f7f7&#8243; closed_toggle_text_color=&#8221;#ffffff&#8221; closed_toggle_background_color=&#8221;#00b2e2&#8243; icon_color=&#8221;#ffc15e&#8221; open_icon_color=&#8221;#ffc15e&#8221; admin_label=&#8221;October 2011: A Novel Approach to Progeria Therapy&#8221; _builder_version=&#8221;4.16&#8243; title_text_color=&#8221;#00b2e2&#8243; background_color=&#8221;#ffffff&#8221; custom_margin=&#8221;10px||10px||true&#8221; custom_padding=&#8221;|50px||50px||true&#8221; animation_style=&#8221;slide&#8221; animation_direction=&#8221;top&#8221; animation_intensity_slide=&#8221;25%&#8221; link_option_url_new_window=&#8221;on&#8221; z_index_tablet=&#8221;500&#8243; border_width_all=&#8221;0px&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<div id=\"1488059409784-71ca0fef-3046\" class=\"vc_tta-panel vc_active\" data-vc-content=\".vc_tta-panel-body\">\n<div class=\"vc_tta-panel-heading\">\n<p class=\"vc_tta-panel-title vc_tta-controls-icon-position-left\" data-fontsize=\"19\" data-lineheight=\"24\">Scienziati spagnoli e francesi sotto la guida di Carlos L\u00f3pez-Otin (Oviedo) e Nicolas L\u00e9vy (Marsiglia) hanno pubblicato uno studio entusiasmante che potrebbe portare a un nuovo approccio al trattamento della Progeria (1). Mentre i farmaci utilizzati finora negli studi clinici della PRF hanno preso di mira i cambiamenti apportati alla proteina anomala lamina A (progerina) prodotta nelle cellule della Progeria, nel nuovo lavoro, lo &quot;splicing&quot; aberrante dell&#039;RNA messaggero (mRNA) della lamina A che codifica per la proteina lamina A viene bloccato, con conseguente riduzione della produzione di progerina. L&#039;agente bloccante utilizzato \u00e8 una piccola molecola di RNA modificata la cui sequenza \u00e8 complementare alla regione dell&#039;mRNA della Progeria in cui avviene lo splicing. Questa molecola si lega al sito di splicing e impedisce il legame l\u00ec del complesso di molecole di proteine e RNA necessarie per lo splicing (lo &quot;spliceosoma&quot;).<\/p>\n<\/div>\n<div class=\"vc_tta-panel-body\">\n<div class=\"wpb_text_column wpb_content_element\">\n<div class=\"wpb_wrapper\">\n<p>Che lo splicing aberrante nelle cellule cutanee coltivate di Progeria possa essere prevenuto in questo modo \u00e8 stato dimostrato nel 2005 (2). Tuttavia, per il trattamento dei pazienti il reagente inibitore deve essere consegnato intatto a tutti i tessuti del paziente. Ci sono voluti altri sei anni e lavoro in diversi laboratori per sviluppare questi metodi di &quot;consegna&quot;.<\/p>\n<p>Nella nuova ricerca (1), il blocco dello splicing aberrante nel modello di topo ha prodotto risultati impressionanti. Si sono verificate chiare riduzioni nelle concentrazioni di progerina in tutti i tessuti analizzati, eccetto il muscolo scheletrico, che potrebbe avere un ridotto assorbimento dell&#039;agente bloccante. I modelli di topi hanno ricapitolato molti dei fenotipi dei pazienti con Progeria, tra cui<\/p>\n<ul>\n<li>Durata della vita notevolmente ridotta (103 giorni rispetto ai 2 anni dei topi selvatici).<\/li>\n<li>Riduzione del tasso di crescita.<\/li>\n<li>Postura anomala con curvatura della colonna vertebrale.<\/li>\n<li>Profonde aberrazioni nucleari dovute all&#039;accumulo di progerina.<\/li>\n<li>Perdita generale dello strato di grasso sottocutaneo.<\/li>\n<li>Alterazioni ossee profonde.<\/li>\n<li>Alterazioni cardiovascolari, tra cui una significativa perdita di cellule muscolari lisce vascolari.<\/li>\n<li>Alterazioni nelle concentrazioni di vari ormoni nel plasma circolante, tra cui l&#039;insulina e l&#039;ormone della crescita.<\/li>\n<\/ul>\n<p>IL\u00a0<strong>in vivo\u00a0<\/strong>la dimostrazione dell&#039;efficacia della riduzione della produzione di progerina mediante il blocco dello splicing aberrante \u00e8 un valido candidato per un nuovo approccio prezioso alla terapia della progeria.<\/p>\n<p>(1) Osorio FG, Navarro CL, Cadi\u00f1anos J, L\u00f3pez-Mejia IC, Quir\u00f3s PM, et al, Science Translational Medicine,\u00a0<strong>3:\u00a0<\/strong>Numero 106, pubblicazione anticipata on-line, 26 ottobre (2011).<\/p>\n<p>(2) Scaffidi, P. e Misteli, T. Inversione del fenotipo cellulare nella malattia da invecchiamento precoce sindrome di progeria di Hutchinson-Gilford, Nature Medicine\u00a0<strong>11<\/strong>\u00a0(4): 440-445 (2005).<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"1488059460261-c11561ba-9652\" class=\"vc_tta-panel\" data-vc-content=\".vc_tta-panel-body\">\n<div class=\"vc_tta-panel-heading\">\n<h4 class=\"vc_tta-panel-title vc_tta-controls-icon-position-left\" data-fontsize=\"19\" data-lineheight=\"24\">\u00a0<\/h4>\n<\/div>\n<\/div>\n<p>[\/et_pb_toggle][et_pb_toggle title=&#8221;June 2011: PRF-funded study Identifies Rapamycin as Possible Treatment for Progeria&#8221; open_toggle_background_color=&#8221;#f7f7f7&#8243; closed_toggle_text_color=&#8221;#ffffff&#8221; closed_toggle_background_color=&#8221;#00b2e2&#8243; icon_color=&#8221;#ffc15e&#8221; open_icon_color=&#8221;#ffc15e&#8221; admin_label=&#8221;June 2011: PRF-funded study Identifies Rapamycin as Possible Treatment for Progeria&#8221; _builder_version=&#8221;4.16&#8243; title_text_color=&#8221;#00b2e2&#8243; background_color=&#8221;#ffffff&#8221; custom_margin=&#8221;10px||10px||true&#8221; custom_padding=&#8221;|50px||50px||true&#8221; animation_style=&#8221;slide&#8221; animation_direction=&#8221;top&#8221; animation_intensity_slide=&#8221;25%&#8221; link_option_url_new_window=&#8221;on&#8221; z_index_tablet=&#8221;500&#8243; border_width_all=&#8221;0px&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<div id=\"1488059409784-71ca0fef-3046\" class=\"vc_tta-panel vc_active\" data-vc-content=\".vc_tta-panel-body\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft\" src=\"https:\/\/www.progeriaresearch.org\/assets\/images\/medical_images\/Cao-with-caption.jpg\" alt=\"\" width=\"200\" height=\"169\" \/><\/div>\n<div class=\"vc_tta-panel-body\">\n<div class=\"wpb_text_column wpb_content_element\">\n<div class=\"wpb_wrapper\">\n<p>I ricercatori del National Institutes of Health e del Massachusetts General Hospital di Boston, MA hanno pubblicato oggi un nuovo studio in\u00a0<em>Scienza, Medicina Traslazionale<\/em>\u00a0che potrebbe portare a un nuovo trattamento farmacologico per i bambini affetti da Progeria.*<\/p>\n<p><em>Rapamicina<\/em> \u00e8 un farmaco approvato dalla FDA che in precedenza ha dimostrato di prolungare la vita dei modelli di topi non affetti da progeria. Questo nuovo studio dimostra che la rapamicina diminuisce la quantit\u00e0 della proteina progerina che causa la malattia di 50%, migliora la forma nucleare anomala e prolunga la durata della vita delle cellule progeria. Questo studio fornisce la prima prova che la rapamicina potrebbe essere in grado di ridurre gli effetti dannosi della progerina nei bambini affetti da progeria.<\/p>\n<p>C&#039;\u00e8 una copertura mediatica enorme su questo! Clicca qui sotto per i link alle storie dei media:<\/p>\n<p><strong><a href=\"https:\/\/blogs.wsj.com\/health\/2011\/06\/29\/a-new-drug-for-rare-fatal-childhood-disease\/\" target=\"_blank\" rel=\"noopener noreferrer\">Blog sulla salute del Wall Street Journal<\/a><\/strong><\/p>\n<p><strong><a href=\"https:\/\/health.usnews.com\/health-news\/family-health\/boomer-health\/articles\/2011\/06\/29\/organ-transplant-drug-might-treat-rapid-aging-disease-in-kids\" target=\"_blank\" rel=\"noopener noreferrer\">Notizie dagli USA e resoconti mondiali<\/a><\/strong><\/p>\n<p><strong><a href=\"https:\/\/www.sciencemag.org\/news\/2014\/05\/unorthodox-study-claims-drug-prolongs-lives-children-premature-aging-disease\" target=\"_blank\" rel=\"noopener noreferrer\">Rivista scientifica<\/a><\/strong><\/p>\n<p><strong><a href=\"https:\/\/www.boston.com\/lifestyle\/health\/articles\/2011\/06\/30\/childrens_hospital_plans_trial_of_drug_for_aging_disorder\/?p1=News_links\" target=\"_blank\" rel=\"noopener noreferrer\">Globo di Boston<\/a><\/strong><\/p>\n<p><strong><a href=\"https:\/\/www.cnn.com\/2011\/HEALTH\/07\/01\/progeria.treatment.aging.collins\/index.html\" target=\"_blank\" rel=\"noopener noreferrer\">La CNN<\/a><br \/><\/strong><\/p>\n<p>La Progeria Research Foundation \u00e8 stata lieta di fornire cellule per questo progetto dalla\u00a0<strong><a href=\"https:\/\/www.progeriaresearch.org\/it\/cell-and-tissue-bank\/\">Banca di cellule e tessuti PRF<\/a><\/strong>e aiuta a finanziare la ricerca attraverso il nostro\u00a0<strong><a href=\"https:\/\/www.progeriaresearch.org\/it\/grants-funded\/\">programma di sovvenzioni<\/a>.<\/strong><\/p>\n<p>Questo nuovo entusiasmante studio dimostra il ritmo notevole della ricerca sulla progeria, offrendo al contempo ulteriori informazioni sul processo di invecchiamento che colpisce tutti noi.<\/p>\n<p><strong>*\u201dLa rapamicina inverte i fenotipi cellulari e migliora la rimozione delle proteine mutanti nelle cellule di progeria di Hutchinson-Gilford\u201d<br \/>Kan Cao, John J. Graziotto, Cecilia D. Blair, Joseph R. Mazzulli, Michael R. Erdos, Dimitri Krainc, Francis S. Collins<\/strong><br \/><strong>Sci Transl Med. 29 giugno 2011;3(89):89ra58.<\/strong><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>[\/et_pb_toggle][et_pb_toggle title=&#8221;June 2011: Groundbreaking Study on Progeria-Aging Link&#8221; open_toggle_background_color=&#8221;#f7f7f7&#8243; closed_toggle_text_color=&#8221;#ffffff&#8221; closed_toggle_background_color=&#8221;#00b2e2&#8243; icon_color=&#8221;#ffc15e&#8221; open_icon_color=&#8221;#ffc15e&#8221; admin_label=&#8221;June 2011: Groundbreaking Study on Progeria-Aging Link&#8221; _builder_version=&#8221;4.16&#8243; title_text_color=&#8221;#00b2e2&#8243; background_color=&#8221;#ffffff&#8221; custom_margin=&#8221;10px||10px||true&#8221; custom_padding=&#8221;|50px||50px||true&#8221; animation_style=&#8221;slide&#8221; animation_direction=&#8221;top&#8221; animation_intensity_slide=&#8221;25%&#8221; link_option_url_new_window=&#8221;on&#8221; z_index_tablet=&#8221;500&#8243; border_width_all=&#8221;0px&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<div id=\"1488059409784-71ca0fef-3046\" class=\"vc_tta-panel vc_active\" data-vc-content=\".vc_tta-panel-body\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-body\">\n<div class=\"wpb_text_column wpb_content_element\">\n<div class=\"wpb_wrapper\">\n<p style=\"text-align: left;\" align=\"center\"><a href=\"https:\/\/www.cbsnews.com\/stories\/2011\/06\/13\/eveningnews\/main20070910.shtml?tag=broadcast\" target=\"_blank\" rel=\"noopener noreferrer\">Notizie serali della CBS<\/a>,\u00a0<a href=\"https:\/\/blogs.wsj.com\/health\/2011\/06\/13\/rare-disease-of-progeria-offers-clues-to-normal-aging\/\" target=\"_blank\" rel=\"noopener noreferrer\">Giornale di Wall Street<\/a>\u00a0E\u00a0<a href=\"https:\/\/www.webmd.com\/healthy-aging\/news\/20110613\/scientists-find-new-clues-to-aging\" target=\"_blank\" rel=\"noopener noreferrer\">Altri<\/a>\u00a0Relazione sul nuovo studio<\/p>\n<p class=\"yiv314624100msonormal\">I ricercatori del National Institutes of Health hanno scoperto un legame finora sconosciuto tra Progeria e invecchiamento. I risultati forniscono informazioni sulla relazione tra la proteina tossica che causa la Progeria, nota come\u00a0<strong>progerina\u00a0<\/strong>E\u00a0<strong>telomeri<\/strong>, che proteggono le estremit\u00e0 del DNA all&#039;interno delle cellule finch\u00e9 non si consumano nel tempo e le cellule muoiono.<\/p>\n<div style=\"width: 410px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.progeriaresearch.org\/assets\/images\/medical_images\/panel.jpg\" alt=\"\" width=\"400\" height=\"159\" \/><p class=\"wp-caption-text\">Le cellule che esprimono progerina da individui normali mostrano segni di senescenza. Il DNA nel nucleo \u00e8 colorato di blu. I telomeri sono visti come puntini rossi.<\/p><\/div>\n<p class=\"yiv314624100msonormal\">Lo studio* \u00e8 apparso nell&#039;edizione online anticipata del 13 giugno 2011 del Journal of Clinical Investigation. Conclude che nell&#039;invecchiamento normale, i telomeri corti o disfunzionali stimolano le cellule a produrre progerina, che \u00e8 associata a danni cellulari correlati all&#039;et\u00e0.<\/p>\n<p class=\"yiv314624100msonormal\">\u201c<strong>Per la prima volta, sappiamo che l&#039;accorciamento e la disfunzione dei telomeri influenzano la produzione di progerina&quot;, afferma Leslie B. Gordon, MD, PhD, Direttore medico della Progeria Research Foundation. &quot;Quindi questi due processi, entrambi influenzanti l&#039;invecchiamento cellulare, sono in realt\u00e0 collegati&quot;.<\/strong><\/p>\n<p class=\"yiv314624100msonormal\">Ricerche precedenti hanno dimostrato che la progerina non \u00e8 prodotta solo nei bambini con Progeria, ma che \u00e8 prodotta in quantit\u00e0 minori in tutti noi, e i livelli di progerina aumentano con l&#039;invecchiamento. Indipendentemente, ricerche precedenti sull&#039;accorciamento e la disfunzione dei telomeri sono state associate al normale invecchiamento. Dal 2003, con la scoperta della mutazione genetica della Progeria e della proteina progerina che causa la malattia, una delle aree chiave della ricerca si \u00e8 concentrata sulla comprensione se e come la Progeria e l&#039;invecchiamento siano collegati.<\/p>\n<p class=\"yiv314624100msonormal\">&quot;Collegare questo raro fenomeno di malattia e il normale invecchiamento sta dando i suoi frutti in modo importante&quot;, ha affermato il direttore del NIH Francis S. Collins, MD, PhD, autore senior del documento. &quot;Questo studio evidenzia che si ottengono preziose intuizioni biologiche studiando rari disturbi genetici come la Progeria. Fin dall&#039;inizio, avevamo la sensazione che la Progeria avesse molto da insegnarci sul normale processo di invecchiamento&quot;.<\/p>\n<p class=\"yiv314624100msoplaintext\">Gli scienziati hanno tradizionalmente studiato separatamente i telomeri e la progerina. Sebbene ci sia ancora molto da imparare sul fatto che questa nuova connessione possa portare a una cura per i bambini con la Progeria o essere potenzialmente applicata per estendere la durata della vita umana, questo studio fornisce ulteriori prove che la progerina, la proteina tossica scoperta tramite la scoperta della mutazione genetica nella Progeria, svolge un ruolo nel normale processo di invecchiamento.<\/p>\n<p class=\"yiv314624100msoplaintext justifyleft\"><strong>*<em>La progerina e la disfunzione dei telomeri collaborano per innescare la senescenza cellulare nei fibroblasti umani normali<\/em>, Cao e altri,\u00a0<em>Investimento J Clin\u00a0<\/em>doi:10.1172\/JCI43578.<\/strong><\/p>\n<p class=\"yiv314624100msoplaintext\"><a href=\"https:\/\/www.progeriaresearch.org\/it\/assets\/files\/pdf\/psa_ads\/NIH%20Press%20Release.pdf\/\">clicca qui<\/a>\u00a0per il testo completo del comunicato stampa del NIH.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>[\/et_pb_toggle][et_pb_toggle title=&#8221;May 2011: Cause of Progeroid Syndrome Discovered, Providing Further Insight into Progeria\u2019s Link to Aging&#8221; open_toggle_background_color=&#8221;#f7f7f7&#8243; closed_toggle_text_color=&#8221;#ffffff&#8221; closed_toggle_background_color=&#8221;#00b2e2&#8243; icon_color=&#8221;#ffc15e&#8221; open_icon_color=&#8221;#ffc15e&#8221; admin_label=&#8221;May 2011: Cause of Progeroid Syndrome Discovered, Providing Further Insight into Progeria\u2019s Link to Aging&#8221; _builder_version=&#8221;4.16&#8243; title_text_color=&#8221;#00b2e2&#8243; background_color=&#8221;#ffffff&#8221; custom_margin=&#8221;10px||10px||true&#8221; custom_padding=&#8221;|50px||50px||true&#8221; animation_style=&#8221;slide&#8221; animation_direction=&#8221;top&#8221; animation_intensity_slide=&#8221;25%&#8221; link_option_url_new_window=&#8221;on&#8221; z_index_tablet=&#8221;500&#8243; border_width_all=&#8221;0px&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<div id=\"1488059409784-71ca0fef-3046\" class=\"vc_tta-panel vc_active\" data-vc-content=\".vc_tta-panel-body\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-body\">\n<div class=\"wpb_text_column wpb_content_element\">\n<div class=\"wpb_wrapper\">\n<div class=\"vc_tta-panel-heading\">\n<p class=\"vc_tta-panel-title vc_tta-controls-icon-position-left\" data-fontsize=\"19\" data-lineheight=\"24\">Una mutazione genetica recentemente scoperta associata a una malattia simile alla Progeria potrebbe aprire le porte a nuovi possibili trattamenti per i disturbi legati all&#039;invecchiamento precoce e potrebbe fornire nuove informazioni sull&#039;invecchiamento normale.<\/p>\n<\/div>\n<div class=\"vc_tta-panel-body\">\n<div class=\"wpb_text_column wpb_content_element\">\n<div class=\"wpb_wrapper\">\n<p>Un team di ricerca guidato dal ricercatore Progeria<strong>\u00a0Dott. Carlos L\u00f3pez-Ot\u00edn<\/strong>\u00a0dell&#039;Universit\u00e0 di Oviedo in Spagna ha incontrato due famiglie i cui figli hanno una malattia di invecchiamento accelerato precedentemente sconosciuta simile alla Progeria. I bambini non mostravano difetti in alcun gene che fosse stato precedentemente collegato a malattie progeroidi, ma studiando le porzioni &quot;codificanti&quot; dei loro genomi, il team ha trovato un difetto in un gene chiamato BANF1. I membri della famiglia con la malattia progeroide avevano quantit\u00e0 molto basse della proteina prodotta da BANF1 e, come le persone con Progeria, gli involucri nucleari nelle loro cellule erano marcatamente anormali. Le anomalie sono scomparse negli esperimenti di coltura cellulare quando il gene difettoso \u00e8 stato sostituito con la versione corretta. I risultati sono stati pubblicati su\u00a0<em>Rivista americana di genetica umana\u00a0<\/em>nel maggio 2011.<\/p>\n<p>BANF1 si unisce ora al gruppo di geni noti che sembrano influenzare alcune forme di invecchiamento precoce e che potrebbero avere ripercussioni anche sull&#039;invecchiamento normale.<\/p>\n<p>Negli ultimi anni, gli scienziati sono stati in grado di comprendere meglio l&#039;invecchiamento normale a livello molecolare grazie in parte agli studi sulle sindromi di invecchiamento precoce come questa e sulla Progeria, che &quot;causano lo sviluppo precoce di caratteristiche normalmente associate all&#039;et\u00e0 avanzata&quot;, ha affermato L\u00f3pez-Ot\u00edn. Ha aggiunto che il suo studio &quot;sottolinea l&#039;importanza della lamina nucleare per l&#039;invecchiamento umano e dimostra l&#039;utilit\u00e0 dei nuovi metodi di sequenziamento del genoma per identificare la causa genetica di malattie rare e devastanti, che hanno tradizionalmente ricevuto un&#039;attenzione limitata&quot;.<\/p>\n<p><strong>Xose S. Puente, Victor Quesada, Fernando G. Osorio, Rub\u00e9n Cabanillas, Juan Cadi\u00f1anos, Julia M. Fraile, Gonzalo R. Ord\u00f3\u00f1ez, Diana A. Puente, Ana Guti\u00e9rrez-Fern\u00e1ndez, Miriam Fanjul-Fern\u00e1ndez et al. &quot;Il sequenziamento dell&#039;esoma e l&#039;analisi funzionale identificano la mutazione BANF1 come causa di una sindrome progeroide ereditaria.&quot;<em>\u00a0American Journal of Human Genetics, 5 maggio 2011 DOI: 10.1016\/j.ajhg.2011.04.010<\/em><\/strong><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>[\/et_pb_toggle][et_pb_toggle title=&#8221;August 2010: Insulin-like Growth Factor 1 Improves Symptoms, Extends Life in a Progeroid Mouse&#8221; open_toggle_background_color=&#8221;#f7f7f7&#8243; closed_toggle_text_color=&#8221;#ffffff&#8221; closed_toggle_background_color=&#8221;#00b2e2&#8243; icon_color=&#8221;#ffc15e&#8221; open_icon_color=&#8221;#ffc15e&#8221; admin_label=&#8221;August 2010: Insulin-like Growth Factor 1 Improves Symptoms, Extends Life in a Progeroid Mouse&#8221; _builder_version=&#8221;4.16&#8243; title_text_color=&#8221;#00b2e2&#8243; background_color=&#8221;#ffffff&#8221; custom_margin=&#8221;10px||10px||true&#8221; custom_padding=&#8221;|50px||50px||true&#8221; animation_style=&#8221;slide&#8221; animation_direction=&#8221;top&#8221; animation_intensity_slide=&#8221;25%&#8221; link_option_url_new_window=&#8221;on&#8221; z_index_tablet=&#8221;500&#8243; border_width_all=&#8221;0px&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<div id=\"1488059409784-71ca0fef-3046\" class=\"vc_tta-panel vc_active\" data-vc-content=\".vc_tta-panel-body\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-body\">\n<div class=\"wpb_text_column wpb_content_element\">\n<div class=\"wpb_wrapper\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<p>Il 26 agosto 2010,\u00a0<em>Arteriosclerosi, trombosi e biologia vascolare<\/em>\u00a0ha pubblicato elettronicamente, prima della stampa, i risultati di uno studio che confronta la Progeria e l&#039;invecchiamento cardiovascolare tipico, intitolato &quot;Patologia cardiovascolare nella Progeria di Hutchinson-Gilford: correlazione con la patologia vascolare dell&#039;invecchiamento&quot;. Lo studio ha scoperto che la progerina, la proteina anomala che causa la Progeria, \u00e8 presente anche nella vascolatura della popolazione generale e aumenta con l&#039;et\u00e0, aggiungendosi al crescente caso che ci sono parallelismi tra l&#039;invecchiamento normale e l&#039;invecchiamento da progeria.<\/p>\n<p>I ricercatori hanno esaminato le autopsie cardiovascolari e la distribuzione della progerina nei pazienti affetti da Progeria e in un gruppo senza Progeria di et\u00e0 compresa tra un mese e 97 anni, e hanno scoperto che la progerina negli individui senza Progeria aumentava in media del 3,3 percento all&#039;anno nelle arterie coronarie.<\/p>\n<p>&quot;Abbiamo trovato somiglianze tra molti aspetti delle malattie cardiovascolari sia nella Progeria che nell&#039;aterosclerosi che colpisce milioni di persone in tutto il mondo&quot;, ha affermato la Dott. ssa Leslie Gordon, autrice principale dello studio e Direttore medico della Progeria Research Foundation. &quot;Esaminando una delle malattie pi\u00f9 rare al mondo, stiamo acquisendo informazioni cruciali su una malattia che colpisce milioni di persone in tutto il mondo. La ricerca in corso ha il potenziale per avere un impatto significativo sulla nostra comprensione delle malattie cardiache e dell&#039;invecchiamento&quot;.<\/p>\n<p>Questo studio supporta la possibilit\u00e0 che la progerina contribuisca al rischio di aterosclerosi nella popolazione generale e merita di essere esaminato come potenziale nuova caratteristica per aiutare a predire il rischio di malattie cardiache.<\/p>\n<p><strong>Olive M, Harten I, Mitchell R, Beers J, Djabali K, Cao K, Erdos MR, Blair C, Funke B, Smoot L, Gerhard-Herman M, Machan JT, Kutys R, Virmani R, Collins FS, Wight TN, Nabel EG, Gordon LB.<a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pubmed\/20798379\"><br \/>\u201cPatologia cardiovascolare nella progeria di Hutchinson-Gilford: correlazione con la patologia vascolare dell\u2019invecchiamento\u201d<\/a>.\u00a0<\/strong><strong><em>Arteriosclerosi Trombo Vasc Biol.<\/em><\/strong><strong>\u00a02010\u00a0<\/strong><strong>Nov;30(11):2301-9; Epub 2010, 26 agosto.<\/strong><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>[\/et_pb_toggle][et_pb_toggle title=&#8221;May 2010: Oxford studies show how Progeria research can further our understanding of normal aging&#8221; open_toggle_background_color=&#8221;#f7f7f7&#8243; closed_toggle_text_color=&#8221;#ffffff&#8221; closed_toggle_background_color=&#8221;#00b2e2&#8243; icon_color=&#8221;#ffc15e&#8221; open_icon_color=&#8221;#ffc15e&#8221; admin_label=&#8221;May 2010: Oxford studies show how Progeria research can further our understanding of normal aging&#8221; _builder_version=&#8221;4.16&#8243; title_text_color=&#8221;#00b2e2&#8243; background_color=&#8221;#ffffff&#8221; custom_margin=&#8221;10px||10px||true&#8221; custom_padding=&#8221;|50px||50px||true&#8221; animation_style=&#8221;slide&#8221; animation_direction=&#8221;top&#8221; animation_intensity_slide=&#8221;25%&#8221; link_option_url_new_window=&#8221;on&#8221; z_index_tablet=&#8221;500&#8243; border_width_all=&#8221;0px&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<div id=\"1488059409784-71ca0fef-3046\" class=\"vc_tta-panel vc_active\" data-vc-content=\".vc_tta-panel-body\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-body\">\n<div class=\"wpb_text_column wpb_content_element\">\n<div class=\"wpb_wrapper\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<p class=\"vc_tta-panel-title vc_tta-controls-icon-position-left\" data-fontsize=\"19\" data-lineheight=\"24\">In questo articolo, Catherine Shanahan e il suo gruppo all&#039;Universit\u00e0 di Oxford hanno fatto un importante passo avanti nell&#039;elucidazione di un passaggio chiave nell&#039;invecchiamento dei vasi sanguigni umani (invecchiamento vascolare). Gli esperimenti derivano direttamente dal lavoro sulla Progeria, eseguito in numerosi laboratori. Le due principali scoperte del gruppo Shanahan sono: (1) la prelamina A si accumula nelle cellule muscolari lisce vascolari (VSMC) di individui anziani ma non di individui giovani, e (2) questo accumulo deriva, almeno in parte, dall&#039;esaurimento dell&#039;enzima FACE1. FACE1 (chiamato anche Zmpte24) \u00e8 necessario per la rimozione del gruppo farnesile nella prelamina A, durante la lavorazione in lamina A normale, un componente critico del nucleo cellulare.<\/p>\n<\/div>\n<div class=\"vc_tta-panel-body\">\n<div class=\"wpb_text_column wpb_content_element\">\n<div class=\"wpb_wrapper\">\n<p>Questa situazione \u00e8 molto simile a quella della Progeria. L\u00ec, la prelamina A (chiamata progerina) conserva il gruppo farnesile. Infatti, il primo passo per causare la malattia \u00e8 la mancata rimozione del gruppo farnesile. Questa mancata rimozione avviene perch\u00e9 la mutazione della Progeria determina la delezione della parte della prelamina A necessaria a FACE 1 per legare e rimuovere il gruppo farnesile. Quindi, la causa dei difetti nell&#039;invecchiamento e nella Progeria sono le stesse: FACE1 non riesce a fare il suo lavoro.<\/p>\n<p>Da alcuni anni si sa che gli inibitori della farnesil transferasi (FTI) inibiscono (e possono invertire) la presenza di marcatori nucleari di malattia nelle cellule di Progeria. Ora, Shanahan et al hanno scoperto che gli FTI inibiscono la comparsa di marcatori nucleari simili nelle cellule di individui normali anziani. Gli FTI sono attualmente in uso negli studi clinici sulla Progeria e Shanahan et al notano che questi studi clinici &quot;faranno ulteriore luce sul potenziale terapeutico di questi farmaci nel trattamento dell&#039;invecchiamento&quot;.<\/p>\n<p>Gli studi descritti in questo articolo sono il miglior esempio, fino ad oggi, di come gli studi sulla Progeria stiano ampliando la nostra comprensione dell&#039;invecchiamento normale.<\/p>\n<p><strong>Ragnauth CD, Warren DT, Liu Y, Shanahan CM et al, &quot;Prelamin A agisce per accelerare la senescenza delle cellule muscolari lisce ed \u00e8 un nuovo biomarcatore dell&#039;invecchiamento vascolare umano&quot;. Circulation: 25 maggio 2010, pp. 2200-2210.<\/strong><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>[\/et_pb_toggle][et_pb_toggle title=&#8221;April 2010: Further evidence that in Progeria, the presence of a farnesyl group in the progerin molecule is responsible for the disease symptoms.&#8221; open_toggle_background_color=&#8221;#f7f7f7&#8243; closed_toggle_text_color=&#8221;#ffffff&#8221; closed_toggle_background_color=&#8221;#00b2e2&#8243; icon_color=&#8221;#ffc15e&#8221; open_icon_color=&#8221;#ffc15e&#8221; admin_label=&#8221;April 2010: Further evidence that in Progeria, the presence of a farnesyl group in the progerin molecule is responsible for the disease symptoms.&#8221; _builder_version=&#8221;4.16&#8243; title_text_color=&#8221;#00b2e2&#8243; background_color=&#8221;#ffffff&#8221; custom_margin=&#8221;10px||10px||true&#8221; custom_padding=&#8221;|50px||50px||true&#8221; animation_style=&#8221;slide&#8221; animation_direction=&#8221;top&#8221; animation_intensity_slide=&#8221;25%&#8221; link_option_url_new_window=&#8221;on&#8221; z_index_tablet=&#8221;500&#8243; border_width_all=&#8221;0px&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<div id=\"1488059409784-71ca0fef-3046\" class=\"vc_tta-panel vc_active\" data-vc-content=\".vc_tta-panel-body\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-body\">\n<div class=\"wpb_text_column wpb_content_element\">\n<div class=\"wpb_wrapper\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<p class=\"vc_tta-panel-title vc_tta-controls-icon-position-left\" data-fontsize=\"19\" data-lineheight=\"24\">Nel nostro articolo di febbraio &quot;Novit\u00e0 nella ricerca sulla progeria&quot; abbiamo riportato prove che un inibitore della farnesil transferasi (FTI) agisce per alleviare i sintomi della malattia tramite la farnesilazione della progerina, e non inibendo proteine diverse dalla progerina. Il gruppo UCLA guidato dagli ex beneficiari della ricerca PRF Stephen Young e Loren Fong ha ora riportato risultati con un&#039;altra grave laminopatia progeroide che supportano questa conclusione. Nella dermatopatia restrittiva (RD), la prelamina A rimane farnesilata, come nel caso della progerina nei pazienti con progeria, la prelamina A della RD non ha la delezione di 50 aminoacidi della progerina, ma ha mantenuto i 15 aminoacidi terminali all&#039;estremit\u00e0 carbossilica della prelamina A, che viene scissa nella progerina.<\/p>\n<\/div>\n<div class=\"vc_tta-panel-body\">\n<div class=\"wpb_text_column wpb_content_element\">\n<div class=\"wpb_wrapper\">\n<p>Davies e colleghi hanno preparato un nuovo modello di topo la cui prelamina A, a differenza della prelamina A RD, non \u00e8 farnesilata, ma conserva la sequenza di 15 amminoacidi che viene normalmente scissa nel percorso per sintetizzare la lamina A. Questo topo non presenta sintomi progeroidi, il che indica che nella RD, cos\u00ec come nella Progeria, la presenza del gruppo farnesilico, e non un cambiamento nella sequenza amminoacidica, \u00e8 responsabile dei sintomi della malattia.<\/p>\n<p><strong>DaviesBS, Barnes RH 2nd, Tu Y, Ren S, Andres DA, Spielmann HP, Lammerding J, Wang Y, Young SG, Fong LG,<br \/><a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pubmed\/20421363\" target=\"_blank\" rel=\"noopener noreferrer\">\u201cUn accumulo di prelamina A non farnesilata causa cardiomiopatia ma non progeria\u201d<\/a>,<\/strong><strong><em>\u00a0Hum Mol Genet.<\/em>\u00a026 aprile 2010. [Pubblicato in anticipo sulla stampa]<\/strong><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>[\/et_pb_toggle][et_pb_toggle title=&#8221;February 2010: More Evidence FTIs provide beneficial effects through Farnesylation of Progerin&#8221; open_toggle_background_color=&#8221;#f7f7f7&#8243; closed_toggle_text_color=&#8221;#ffffff&#8221; closed_toggle_background_color=&#8221;#00b2e2&#8243; icon_color=&#8221;#ffc15e&#8221; open_icon_color=&#8221;#ffc15e&#8221; admin_label=&#8221;February 2010: More Evidence FTIs provide beneficial effects through Farnesylation of Progerin&#8221; _builder_version=&#8221;4.16&#8243; title_text_color=&#8221;#00b2e2&#8243; background_color=&#8221;#ffffff&#8221; custom_margin=&#8221;10px||10px||true&#8221; custom_padding=&#8221;|50px||50px||true&#8221; animation_style=&#8221;slide&#8221; animation_direction=&#8221;top&#8221; animation_intensity_slide=&#8221;25%&#8221; link_option_url_new_window=&#8221;on&#8221; z_index_tablet=&#8221;500&#8243; border_width_all=&#8221;0px&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<div id=\"1488059409784-71ca0fef-3046\" class=\"vc_tta-panel vc_active\" data-vc-content=\".vc_tta-panel-body\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-body\">\n<div class=\"wpb_text_column wpb_content_element\">\n<div class=\"wpb_wrapper\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<p>Gli autori hanno valutato la possibilit\u00e0 che il miglioramento della malattia progeroide da parte di un inibitore della farnesiltransferasi (FTI) in un modello murino di Progeria sia dovuto all&#039;effetto del farmaco sulla farnesilazione di proteine diverse dalla progerina. Hanno costruito un topo che produceva progerina non farnesilata, ma non progerina farnesilata. Questo topo ha anche sviluppato fenotipi di malattia simili alla progeria, ma FTI non li ha migliorati. Questo risultato indica che il farmaco non agisce inibendo proteine diverse dalla progerina; deve agire sulla farnesilazione della progerina, il passaggio biochimico che non \u00e8 presente nel modello testato.<\/p>\n<p><strong>Yang SH, Chang SY, Andres DA, Spielmann HP, Young SG, Fong LG. \u201cValutazione dell&#039;efficacia degli inibitori della proteina farnesiltransferasi nei modelli murini di progeria.\u201d<em><br \/>Ricerca sui lipidi J.<\/em>\u00a0Febbraio 2010;51(2):400-5. Epub 26 ottobre 2009.<\/strong><strong>\u00a0<\/strong><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>[\/et_pb_toggle][et_pb_toggle title=&#8221;October 2009: The Arts Meet the Sciences in Benjamin Button Story&#8221; open_toggle_background_color=&#8221;#f7f7f7&#8243; closed_toggle_text_color=&#8221;#ffffff&#8221; closed_toggle_background_color=&#8221;#00b2e2&#8243; icon_color=&#8221;#ffc15e&#8221; open_icon_color=&#8221;#ffc15e&#8221; admin_label=&#8221;October 2009: The Arts Meet the Sciences in Benjamin Button Story&#8221; _builder_version=&#8221;4.16&#8243; title_text_color=&#8221;#00b2e2&#8243; background_color=&#8221;#ffffff&#8221; custom_margin=&#8221;10px||10px||true&#8221; custom_padding=&#8221;|50px||50px||true&#8221; animation_style=&#8221;slide&#8221; animation_direction=&#8221;top&#8221; animation_intensity_slide=&#8221;25%&#8221; link_option_url_new_window=&#8221;on&#8221; z_index_tablet=&#8221;500&#8243; border_width_all=&#8221;0px&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<div id=\"1488059409784-71ca0fef-3046\" class=\"vc_tta-panel vc_active\" data-vc-content=\".vc_tta-panel-body\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-body\">\n<div class=\"wpb_text_column wpb_content_element\">\n<div class=\"wpb_wrapper\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<p class=\"vc_tta-panel-title vc_tta-controls-icon-position-left\" data-fontsize=\"19\" data-lineheight=\"24\">Nel 1921, F. Scott Fitzgerald pubblic\u00f2 un racconto intitolato &quot;Il curioso caso di Benjamin Button&quot;, che nel 2008 \u00e8 stato trasformato in un film con Brad Pitt. Il personaggio principale dell&#039;opera di fantasia di Fitzgerald nasce con una condizione molto rara per cui sembra una persona anziana. La differenza principale tra l&#039;individuo di fantasia e gli individui con HGPS \u00e8 che il personaggio di Fitzgerald ringiovanisce con il passare degli anni. Questo articolo presenta scientificamente la possibilit\u00e0 che Fitzgerald abbia consapevolmente basato il suo personaggio, Benjamin Button, su individui con HGPS e che gli individui con HGPS potrebbero non solo avere l&#039;aspetto di una persona anziana, ma potrebbero anche subire un vero invecchiamento fisico, il che consentirebbe ai ricercatori di ottenere informazioni preziose sul trattamento di disturbi comunemente associati al naturale processo di invecchiamento.<\/p>\n<\/div>\n<div class=\"vc_tta-panel-body\">\n<div class=\"wpb_text_column wpb_content_element\">\n<div class=\"wpb_wrapper\">\n<p><strong>Maloney WJ, \u201cSindrome di Hutchinson-Gilford Progeria: la sua presentazione nel racconto di F. Scott Fitzgerald &#039;Il curioso caso di Benjamin Button&#039; e le sue manifestazioni orali.\u201d<br \/><em>J. Dent. Ris.<\/em>\u00a02009 ottobre 88 (10): 873-6<\/strong><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>[\/et_pb_toggle][et_pb_toggle title=&#8221;May 2009: Article breaks new ground on HGPS effect on cellular functions.&#8221; open_toggle_background_color=&#8221;#f7f7f7&#8243; closed_toggle_text_color=&#8221;#ffffff&#8221; closed_toggle_background_color=&#8221;#00b2e2&#8243; icon_color=&#8221;#ffc15e&#8221; open_icon_color=&#8221;#ffc15e&#8221; admin_label=&#8221;May 2009: Article breaks new ground on HGPS effect on cellular functions.&#8221; _builder_version=&#8221;4.16&#8243; title_text_color=&#8221;#00b2e2&#8243; background_color=&#8221;#ffffff&#8221; custom_margin=&#8221;10px||10px||true&#8221; custom_padding=&#8221;|50px||50px||true&#8221; animation_style=&#8221;slide&#8221; animation_direction=&#8221;top&#8221; animation_intensity_slide=&#8221;25%&#8221; link_option_url_new_window=&#8221;on&#8221; z_index_tablet=&#8221;500&#8243; border_width_all=&#8221;0px&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<div id=\"1488059409784-71ca0fef-3046\" class=\"vc_tta-panel vc_active\" data-vc-content=\".vc_tta-panel-body\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-body\">\n<div class=\"wpb_text_column wpb_content_element\">\n<div class=\"wpb_wrapper\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\u00a0<\/div>\n<div class=\"vc_tta-panel-body\">\n<div class=\"wpb_text_column wpb_content_element\">\n<div class=\"wpb_wrapper\">\n<p>\u00c8 stato precedentemente dimostrato che l&#039;HGPS influenza molte funzioni cellulari fondamentali, tra cui la replicazione, l&#039;espressione genica e la riparazione del DNA. Busch e colleghi hanno aggiunto a questo elenco il trasporto di proteine dal citoplasma al nucleo. Tutte le proteine vengono sintetizzate nel citoplasma e quelle che finiscono nel nucleo devono attraversare la membrana nucleare. Il trasporto avviene tramite canali nella membrana nucleare chiamati &quot;pori nucleari&quot;. Molte proteine sono troppo grandi per diffondersi semplicemente attraverso i pori nucleari, ma vengono &quot;accompagnate&quot; attraverso di essi da proteine speciali che si sono evolute a questo scopo. In questo articolo, \u00e8 stato scoperto che le cellule che esprimono il gene mutante responsabile dell&#039;HGPS hanno ridotto il trasporto di proteine nei nuclei tramite misurazione diretta.<\/p>\n<p><strong>Busch A, Kiel T, Heupel WM, Wehnert M, Huebner S., \u201cL\u2019importazione di proteine nucleari \u00e8 ridotta nelle cellule che esprimono mutanti della lamina A che causano l\u2019involucro nucleare\u201d.\u00a0<em>Res. Cellula Esp.\u00a0<\/em>11 maggio 2009.<\/strong><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>[\/et_pb_toggle][et_pb_toggle title=&#8221;April 2009: Linking Progeria and Normal Aging: Novel Insights&#8221; open_toggle_background_color=&#8221;#f7f7f7&#8243; closed_toggle_text_color=&#8221;#ffffff&#8221; closed_toggle_background_color=&#8221;#00b2e2&#8243; icon_color=&#8221;#ffc15e&#8221; open_icon_color=&#8221;#ffc15e&#8221; admin_label=&#8221;April 2009: Linking Progeria and Normal Aging: Novel Insights&#8221; _builder_version=&#8221;4.16&#8243; title_text_color=&#8221;#00b2e2&#8243; background_color=&#8221;#ffffff&#8221; custom_margin=&#8221;10px||10px||true&#8221; custom_padding=&#8221;|50px||50px||true&#8221; animation_style=&#8221;slide&#8221; animation_direction=&#8221;top&#8221; animation_intensity_slide=&#8221;25%&#8221; link_option_url_new_window=&#8221;on&#8221; z_index_tablet=&#8221;500&#8243; border_width_all=&#8221;0px&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<div id=\"1488059409784-71ca0fef-3046\" class=\"vc_tta-panel vc_active\" data-vc-content=\".vc_tta-panel-body\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-body\">\n<div class=\"wpb_text_column wpb_content_element\">\n<div class=\"wpb_wrapper\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<p class=\"vc_tta-panel-title vc_tta-controls-icon-position-left\" data-fontsize=\"19\" data-lineheight=\"24\">Questo articolo \u00e8 una revisione molto ponderata e aggiornata che sar\u00e0 di interesse per i ricercatori che lavorano sulle malattie progeroidi (con enfasi su HGPS) e la loro relazione con l&#039;invecchiamento normale. Affronta anche la relazione tra invecchiamento e cancro. Gli argomenti trattati sono:<\/p>\n<\/div>\n<div class=\"vc_tta-panel-body\">\n<div class=\"wpb_text_column wpb_content_element\">\n<div class=\"wpb_wrapper\">\n<p>\u2192 Fornire struttura e organizzazione: architettura nucleare e integrit\u00e0 del genoma<br \/>\u2192 Danni al DNA e riparazione andati male<br \/>\u2192 Vecchi e ormai obsoleti soppressori tumorali e senescenza cellulare, e<br \/>\u2192 Rigenerazione e rinnovamento: biologia delle cellule staminali. Rigenerazione e rinnovamento: biologia delle cellule staminali.<\/p>\n<p>L&#039;articolo evidenzia come i recenti progressi nello studio delle malattie progeroidi stiano fornendo informazioni sulle funzioni cellulari di base e sull&#039;invecchiamento.<\/p>\n<p><strong>Capell BS, Tlougan BE, Orlow SJ, &quot;Dalle pi\u00f9 rare alle pi\u00f9 comuni: approfondimenti dalle sindromi progeroidi al cancro della pelle e all&#039;invecchiamento&quot;.\u00a0<em>Rivista di Dermatologia Investigativa<\/em>\u00a0(23 aprile 2009), 1-11<\/strong><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>[\/et_pb_toggle][et_pb_toggle title=&#8221;April 2009: Past PRF Research Grantees Devise new Method to Study Progerin in Cells&#8221; open_toggle_background_color=&#8221;#f7f7f7&#8243; closed_toggle_text_color=&#8221;#ffffff&#8221; closed_toggle_background_color=&#8221;#00b2e2&#8243; icon_color=&#8221;#ffc15e&#8221; open_icon_color=&#8221;#ffc15e&#8221; admin_label=&#8221;April 2009: Past PRF Research Grantees Devise new Method to Study Progerin in Cells&#8221; _builder_version=&#8221;4.16&#8243; title_text_color=&#8221;#00b2e2&#8243; background_color=&#8221;#ffffff&#8221; custom_margin=&#8221;10px||10px||true&#8221; custom_padding=&#8221;|50px||50px||true&#8221; animation_style=&#8221;slide&#8221; animation_direction=&#8221;top&#8221; animation_intensity_slide=&#8221;25%&#8221; link_option_url_new_window=&#8221;on&#8221; z_index_tablet=&#8221;500&#8243; border_width_all=&#8221;0px&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<div id=\"1488059409784-71ca0fef-3046\" class=\"vc_tta-panel vc_active\" data-vc-content=\".vc_tta-panel-body\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-body\">\n<div class=\"wpb_text_column wpb_content_element\">\n<div class=\"wpb_wrapper\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<p align=\"left\">Precedenti esperimenti con cellule di fibroblasti di pazienti affetti da Progeria hanno dimostrato che il danno causato dalla mutazione \u00e8 inizialmente il risultato dell&#039;azione della forma alterata di Lamin A, chiamata Progerina. Ma l&#039;interpretazione di questi esperimenti pu\u00f2 essere difficile in coltura per un numero variabile di generazioni. Fong et. al. hanno allestito un sistema sperimentale in cui la quantit\u00e0 di Progerina in\u00a0<em>Di tipo selvaggio<\/em>\u00a0cellule possono essere aumentate o diminuite. Questo metodo consentir\u00e0 agli investigatori di distinguere gli effetti diretti della Progerina da quelli secondari, facendo cos\u00ec progredire lo studio dei meccanismi cellulari che portano alla patofisiologia delle cellule di Progeria.<\/p>\n<p>Attivazione della sintesi della progerina, la prelamina A mutante nella sindrome di progeria di Hutchinson-Gilford, con oligonucleotidi antisenso. (Articolo PubMed) \u00a0\u00a0<strong>Fong LG, Vickers TA, Farber EA, Choi C, Yun UJ, Hu Y, Yang SH, Coffinier C, Lee R, Yin L, Davies BS, Andres DA, Spielmann HP, Bennett CF, Young SG , &quot;Attivazione della sintesi della progerina, la prelamina mutante A nella sindrome di progeria di Hutchinson-Gilford, con oligonucleotidi antisenso&quot;.\u00a0<em>Hum Mol Genet.<\/em>\u00a017 aprile 2009.<\/strong><br \/>I dottori Fong e Young hanno gi\u00e0 ricevuto finanziamenti dalla Progeria Research Foundation.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>[\/et_pb_toggle][et_pb_toggle title=&#8221;January 2009: Quantification of Progeria Gene Expression in Normal and Progeria Cells By a New, Powerful Technique.&#8221; open_toggle_background_color=&#8221;#f7f7f7&#8243; closed_toggle_text_color=&#8221;#ffffff&#8221; closed_toggle_background_color=&#8221;#00b2e2&#8243; icon_color=&#8221;#ffc15e&#8221; open_icon_color=&#8221;#ffc15e&#8221; admin_label=&#8221;January 2009: Quantification of Progeria Gene Expression in Normal and Progeria Cells By a New, Powerful Technique.&#8221; _builder_version=&#8221;4.16&#8243; title_text_color=&#8221;#00b2e2&#8243; background_color=&#8221;#ffffff&#8221; custom_margin=&#8221;10px||10px||true&#8221; custom_padding=&#8221;|50px||50px||true&#8221; animation_style=&#8221;slide&#8221; animation_direction=&#8221;top&#8221; animation_intensity_slide=&#8221;25%&#8221; link_option_url_new_window=&#8221;on&#8221; z_index_tablet=&#8221;500&#8243; border_width_all=&#8221;0px&#8221; saved_tabs=&#8221;all&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<div id=\"1488059409784-71ca0fef-3046\" class=\"vc_tta-panel vc_active\" data-vc-content=\".vc_tta-panel-body\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-body\">\n<div class=\"wpb_text_column wpb_content_element\">\n<div class=\"wpb_wrapper\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\u00a0<\/div>\n<div class=\"vc_tta-panel-body\">\n<div class=\"wpb_text_column wpb_content_element\">\n<div class=\"wpb_wrapper\">\n<p data-fontsize=\"34\" data-lineheight=\"48\"><strong>Un team svedese scopre un accumulo di RNA di progerina nelle cellule normali man mano che invecchiano<\/strong><\/p>\n<p>La progerina \u00e8 la proteina anomala che causa la progeria. Negli ultimi anni, diversi gruppi di ricerca hanno scoperto che anche le cellule normali producono progerina, ma molto meno delle cellule di un bambino con la progeria. Inoltre, la quantit\u00e0 di proteina progerina nelle cellule normali aumenta con l&#039;invecchiamento in laboratorio. Questi risultati hanno stabilito un collegamento diretto a livello cellulare tra la progeria e l&#039;invecchiamento normale.<\/p>\n<p>La dott. ssa Maria Eriksson, autrice della scoperta del gene per la Progeria nel 2003, ha ora inventato una nuova, potente tecnica per misurare quantitativamente l&#039;espressione del gene della Progeria. Il laboratorio della dott. ssa Eriksson presso il Karolinska Institute in Svezia ha utilizzato la tecnica per misurare la quantit\u00e0 di RNA di progerina sia nelle cellule normali che in quelle di Progeria. L&#039;RNA \u00e8 la molecola modello nelle nostre cellule per la produzione di proteine. Il gruppo svedese ha scoperto che sia le cellule normali che quelle di Progeria producono quantit\u00e0 sempre maggiori di RNA di progerina man mano che invecchiano. Il risultato di Eriksson mostra che il segnale di RNA per la produzione di progerina si accumula rapidamente nelle cellule dei bambini con Progeria e si accumula lentamente nel corso della vita in tutti noi.<\/p>\n<p>Queste nuove scoperte rafforzano la nostra comprensione della connessione tra invecchiamento normale e Progeria. Inoltre, si prevede che la nuova tecnica sar\u00e0 ampiamente utilizzata in esperimenti che affrontano il meccanismo di azione della progerina.<\/p>\n<p><strong>Rodriguez S, Copped\u00e8 F, Sagelius H ed Erikson M. \u201cAumento dell&#039;espressione del trascritto della lamina A troncata della sindrome della progeria di Hutchinson-Gilford durante l&#039;invecchiamento cellulare\u201d.\u00a0<em>Rivista europea di genetica umana<\/em>\u00a0(2009), 1-10.<\/strong><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>[\/et_pb_toggle][et_pb_toggle title=&#8221;August and October 2008: Is Progeria Reversible? Two recent publications show that FTIs and gene therapy may do just that!&#8221; open_toggle_background_color=&#8221;#f7f7f7&#8243; closed_toggle_text_color=&#8221;#ffffff&#8221; closed_toggle_background_color=&#8221;#00b2e2&#8243; icon_color=&#8221;#ffc15e&#8221; open_icon_color=&#8221;#ffc15e&#8221; admin_label=&#8221;August and October 2008: Is Progeria Reversible? Two recent publications show that FTIs and gene therapy may do just that!&#8221; _builder_version=&#8221;4.16&#8243; title_text_color=&#8221;#00b2e2&#8243; background_color=&#8221;#ffffff&#8221; custom_margin=&#8221;10px||10px||true&#8221; custom_padding=&#8221;|50px||50px||true&#8221; animation_style=&#8221;slide&#8221; animation_direction=&#8221;top&#8221; animation_intensity_slide=&#8221;25%&#8221; link_option_url_new_window=&#8221;on&#8221; z_index_tablet=&#8221;500&#8243; border_width_all=&#8221;0px&#8221; saved_tabs=&#8221;all&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<div id=\"1488059409784-71ca0fef-3046\" class=\"vc_tta-panel vc_active\" data-vc-content=\".vc_tta-panel-body\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-body\">\n<div class=\"wpb_text_column wpb_content_element\">\n<div class=\"wpb_wrapper\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<p>Due studi separati dimostrano che la Progeria \u00e8 reversibile nel sistema cardiovascolare e nella pelle dei modelli di topi. Gli esperimenti sono stati significativi nel non trattare i topi finch\u00e9 non hanno espresso i sintomi della Progeria, mentre la maggior parte degli studi precedenti ha iniziato il trattamento prima che la Progeria fosse evidente. La produzione di progerina (la proteina dannosa prodotta dal gene della Progeria) \u00e8 stata inibita o dal trattamento con un inibitore della farnesil transferasi (FTI) o disattivando il gene. In entrambi i casi i topi sono tornati a condizioni normali o quasi normali. Queste osservazioni forniscono prove incoraggianti per l&#039;attuale sperimentazione clinica di FTI per la Progeria.<\/p>\n<p>In una sorprendente dimostrazione di progresso con il farmaco FTI, ora utilizzato nel\u00a0<strong><a href=\"https:\/\/www.progeriaresearch.org\/it\/clinical-trials\/\" target=\"_blank\" rel=\"noopener noreferrer\">Primo studio clinico sul farmaco Progeria<\/a><\/strong>\u00a0\u2013 Il team di ricerca del dott. Francis Collins presso i National Institutes of Health * ha scoperto che gli FTI hanno prevenuto e persino invertito l&#039;effetto pi\u00f9 devastante della Progeria nei topi: la malattia cardiovascolare.* &quot;Siamo rimasti stupiti che [il farmaco] funzionasse cos\u00ec bene&quot;, afferma Francis Collins, genetista ed ex direttore del National Human Genome Research Institute, autore senior del team di ricerca che ha identificato la mutazione genetica della Progeria nel 2003. &quot;Non solo questo farmaco ha impedito a questi topi di sviluppare malattie cardiovascolari, ma ha anche invertito i danni nei topi che avevano gi\u00e0 la malattia&quot;.<\/p>\n<p>I topi Progeria sviluppano una cardiopatia che rispecchia quella dei bambini con Progeria. Gli autori hanno scoperto che l&#039;FTI era in grado sia di prevenire lo sviluppo di cardiopatia in una certa misura quando i topi venivano curati fin dal momento dello svezzamento, sia di invertire parzialmente la malattia conclamata quando i topi venivano curati a partire dall&#039;et\u00e0 di 9 mesi. &quot;Una delle cose sorprendenti dal mio punto di vista \u00e8 stata la capacit\u00e0 di invertire la malattia&quot;, ha affermato Collins, il che \u00e8 fondamentale dato che la Progeria in genere non viene diagnosticata alla nascita, ma solo quando i bambini iniziano a mostrare sintomi, quando parte del danno \u00e8 gi\u00e0 stato fatto.<\/p>\n<p>&quot;Se si scoprisse che questi farmaci hanno effetti simili nei bambini, ci\u00f2 potrebbe segnare una svolta importante nel trattamento di questa malattia devastante&quot;, ha affermato il dott. Nabel dell&#039;NHLBI, coautore dello studio. &quot;Inoltre, queste scoperte gettano luce sul potenziale ruolo dei farmaci FTI nel trattamento di altre forme di coronaropatia&quot;.<\/p>\n<p>Visualizza l&#039;articolo in\u00a0<em>Scientifico americano<\/em>, \u201cNuova speranza per la progeria: farmaco per la rara malattia dell\u2019invecchiamento\u201d, a\u00a0<a title=\"https:\/\/www.sciam.com\/article.cfm?id=new-hope-for-progeria-drug-for-rare-aging-disease\" href=\"https:\/\/www.sciam.com\/article.cfm?id=new-hope-for-progeria-drug-for-rare-aging-disease\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/www.sciam.com\/article.cfm?id=new-hope-for-progeria-drug-for-rare-aging-disease<\/a>\u00a0e il comunicato stampa del NIH a\u00a0<a title=\"https:\/\/www.nih.gov\/news\/health\/oct2008\/nhgri-06.htm\" href=\"https:\/\/www.nih.gov\/news\/health\/oct2008\/nhgri-06.htm\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/www.nih.gov\/news\/health\/oct2008\/nhgri-06.htm<\/a><\/p>\n<p><strong><em>*\u00a0<\/em><\/strong><strong><a href=\"https:\/\/www.genome.gov\/Pages\/Research\/DIR\/100608PNAS_Progeria.pdf\" target=\"_blank\" rel=\"noopener noreferrer\">Capell, et. al,<\/a>\u00a0\u201cUn inibitore della farnesiltransferasi previene sia l\u2019insorgenza che la progressione tardiva della malattia cardiovascolare in un modello murino di Progeria.\u201d<em>\u00a0Atti dell&#039;Accademia nazionale delle scienze,\u00a0<\/em>Vol. 105, n. 41, 15902-15907 (14 ottobre 2008)<\/strong><\/p>\n<p>In un secondo studio pubblicato online sul Journal of Medical Genetics**, il team di ricerca della Dott. ssa Maria Eriksson presso il Karolinska Institutet in Svezia ha creato un altro modello murino di Progeria con anomalie della pelle e dei denti. I topi sono geneticamente modificati in modo che la mutazione della Progeria possa essere disattivata in qualsiasi momento. Una volta che la malattia era evidente, il gene per la Progeria veniva disattivato. Dopo 13 settimane la pelle era quasi indistinguibile dalla pelle normale. Questo studio dimostra che in questi tessuti l&#039;espressione della mutazione della Progeria non causa danni irreversibili e che l&#039;inversione della malattia \u00e8 possibile, il che promette un trattamento per la Progeria.<\/p>\n<p><strong>**Eriksson, et. al., \u201cFenotipo reversibile in un modello murino della sindrome di Hutchinson-Gilford Progeria.\u201d\u00a0<em>Dott.ssa Giovanna D&#039;Arco.<\/em>\u00a0pubblicato online il 15 agosto 2008; doi:10.1136\/jmg.2008.060772<\/strong><br \/>Per acquistare questo articolo, vai a:\u00a0<a href=\"https:\/\/jmg.bmj.com\/content\/early\/2008\/08\/15\/jmg.2008.060772.full.pdf+html\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/jmg.bmj.com\/cgi\/rapidpdf\/jmg.2008.060772v1<\/a><\/p>\n<p><strong>Ulteriori prove del legame tra progeria, invecchiamento normale e malattie cardiache<\/strong><\/p>\n<p>Questi entusiasmanti studi di Capell ed Eriksson dimostrano che, oltre alla Progeria, questi risultati hanno il potenziale per apportare benefici a tutti i pazienti con malattie cardiovascolari. I ricercatori hanno scoperto che la proteina tossica responsabile della Progeria \u00e8 in realt\u00e0 prodotta a bassi livelli in tutti gli esseri umani, accumulandosi probabilmente con l&#039;avanzare dell&#039;et\u00e0. Quindi, studiando questi bambini rari, possiamo approfondire la nostra comprensione di un importante meccanismo dell&#039;invecchiamento umano e, forse, trovare nuovi modi per rallentare il processo.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>[\/et_pb_toggle][et_pb_toggle title=&#8221;Spring 2007: Highlights of the 2007 Progeria Research Foundation Scientific Workshop: Progress in Translational Science&#8221; open_toggle_background_color=&#8221;#f7f7f7&#8243; closed_toggle_text_color=&#8221;#ffffff&#8221; closed_toggle_background_color=&#8221;#00b2e2&#8243; icon_color=&#8221;#ffc15e&#8221; open_icon_color=&#8221;#ffc15e&#8221; admin_label=&#8221;Spring 2007: Highlights of the 2007 Progeria Research Foundation Scientific Workshop: Progress in Translational Science&#8221; _builder_version=&#8221;4.16&#8243; title_text_color=&#8221;#00b2e2&#8243; background_color=&#8221;#ffffff&#8221; custom_margin=&#8221;10px||10px||true&#8221; custom_padding=&#8221;|50px||50px||true&#8221; animation_style=&#8221;slide&#8221; animation_direction=&#8221;top&#8221; animation_intensity_slide=&#8221;25%&#8221; link_option_url_new_window=&#8221;on&#8221; z_index_tablet=&#8221;500&#8243; border_width_all=&#8221;0px&#8221; saved_tabs=&#8221;all&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p><a title=\"https:\/\/academic.oup.com\/biomedgerontology\/article\/63\/8\/777\/567351\/Highlights-of-the-2007-Progeria-Research?searchresult=1\" href=\"https:\/\/academic.oup.com\/biomedgerontology\/article\/63\/8\/777\/567351\/Highlights-of-the-2007-Progeria-Research?searchresult=1\" target=\"_blank\" rel=\"noopener noreferrer\">Workshop internazionale sulla progeria del 2007 presentato nel Journal of Gerontology\u00a0 <\/a><br \/><a title=\"https:\/\/academic.oup.com\/biomedgerontology\/article\/63\/8\/777\/567351\/Highlights-of-the-2007-Progeria-Research?searchresult=1\" href=\"https:\/\/academic.oup.com\/biomedgerontology\/article\/63\/8\/777\/567351\/Highlights-of-the-2007-Progeria-Research?searchresult=1\">Gli studi finanziati dal PRF forniscono supporto per la sperimentazione farmacologica<\/a><\/p>\n<p>[\/et_pb_toggle][et_pb_toggle title=&#8221;2006: Progeria 101\/FAQ&#8217;s&#8221; open_toggle_background_color=&#8221;#f7f7f7&#8243; closed_toggle_text_color=&#8221;#ffffff&#8221; closed_toggle_background_color=&#8221;#00b2e2&#8243; icon_color=&#8221;#ffc15e&#8221; open_icon_color=&#8221;#ffc15e&#8221; admin_label=&#8221;2006: Progeria 101\/FAQ&#8217;s&#8221; _builder_version=&#8221;4.16&#8243; title_text_color=&#8221;#00b2e2&#8243; background_color=&#8221;#ffffff&#8221; custom_margin=&#8221;10px||10px||true&#8221; custom_padding=&#8221;|50px||50px||true&#8221; animation_style=&#8221;slide&#8221; animation_direction=&#8221;top&#8221; animation_intensity_slide=&#8221;25%&#8221; link_option_url_new_window=&#8221;on&#8221; z_index_tablet=&#8221;500&#8243; border_width_all=&#8221;0px&#8221; saved_tabs=&#8221;all&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<div id=\"1488059409784-71ca0fef-3046\" class=\"vc_tta-panel vc_active\" data-vc-content=\".vc_tta-panel-body\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-body\">\n<div class=\"wpb_text_column wpb_content_element\">\n<div class=\"wpb_wrapper\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<p class=\"vc_tta-panel-title vc_tta-controls-icon-position-left\" data-fontsize=\"19\" data-lineheight=\"24\"><a title=\"https:\/\/www.progeriaresearch.org\/progeria-101faq\/\" href=\"https:\/\/www.progeriaresearch.org\/it\/progeria-101faq\/\" target=\"_blank\" rel=\"noopener noreferrer\">La ricerca suggerisce un collegamento tra progeria e invecchiamento normale<\/a><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>[\/et_pb_toggle][et_pb_toggle title=&#8221;2004: Gene Mutation Causes Progressive Changes to Cell Structure in Children with Progeria Gene Mutation Causes Progressive Changes to Cell Structure in Children with Progeria&#8221; open_toggle_background_color=&#8221;#f7f7f7&#8243; closed_toggle_text_color=&#8221;#ffffff&#8221; closed_toggle_background_color=&#8221;#00b2e2&#8243; icon_color=&#8221;#ffc15e&#8221; open_icon_color=&#8221;#ffc15e&#8221; admin_label=&#8221;2004: Gene Mutation Causes Progressive Changes to Cell Structure in Children with Progeria Gene Mutation Causes Progressive Changes to Cell Structure in Children with Progeria&#8221; _builder_version=&#8221;4.16&#8243; title_text_color=&#8221;#00b2e2&#8243; background_color=&#8221;#ffffff&#8221; custom_margin=&#8221;10px||10px||true&#8221; custom_padding=&#8221;|50px||50px||true&#8221; animation_style=&#8221;slide&#8221; animation_direction=&#8221;top&#8221; animation_intensity_slide=&#8221;25%&#8221; link_option_url_new_window=&#8221;on&#8221; z_index_tablet=&#8221;500&#8243; border_width_all=&#8221;0px&#8221; saved_tabs=&#8221;all&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<div id=\"1488059409784-71ca0fef-3046\" class=\"vc_tta-panel vc_active\" data-vc-content=\".vc_tta-panel-body\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-body\">\n<div class=\"wpb_text_column wpb_content_element\">\n<div class=\"wpb_wrapper\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<p class=\"vc_tta-panel-title vc_tta-controls-icon-position-left\" data-fontsize=\"19\" data-lineheight=\"24\"><a href=\"https:\/\/www.progeriaresearch.org\/it\/gene-mutation-causes-progressive-changes-to-cell-structure-in-children-with-progeria\/\" target=\"_blank\" rel=\"noopener noreferrer\">La mutazione genetica provoca cambiamenti progressivi nella struttura cellulare nei bambini con progeria<\/a><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>[\/et_pb_toggle][et_pb_toggle title=&#8221;2003: Identification of Gene Gives Hope to Children with Progeria&#8221; open_toggle_background_color=&#8221;#f7f7f7&#8243; closed_toggle_text_color=&#8221;#ffffff&#8221; closed_toggle_background_color=&#8221;#00b2e2&#8243; icon_color=&#8221;#ffc15e&#8221; open_icon_color=&#8221;#ffc15e&#8221; admin_label=&#8221;2003: Identification of Gene Gives Hope to Children with Progeria&#8221; _builder_version=&#8221;4.16&#8243; title_text_color=&#8221;#00b2e2&#8243; background_color=&#8221;#ffffff&#8221; custom_margin=&#8221;10px||10px||true&#8221; custom_padding=&#8221;|50px||50px||true&#8221; animation_style=&#8221;slide&#8221; animation_direction=&#8221;top&#8221; animation_intensity_slide=&#8221;25%&#8221; link_option_url_new_window=&#8221;on&#8221; z_index_tablet=&#8221;500&#8243; border_width_all=&#8221;0px&#8221; saved_tabs=&#8221;all&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<div id=\"1488059409784-71ca0fef-3046\" class=\"vc_tta-panel vc_active\" data-vc-content=\".vc_tta-panel-body\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-body\">\n<div class=\"wpb_text_column wpb_content_element\">\n<div class=\"wpb_wrapper\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<div class=\"vc_tta-panel-heading\">\n<p class=\"vc_tta-panel-title vc_tta-controls-icon-position-left\" data-fontsize=\"19\" data-lineheight=\"24\"><a href=\"https:\/\/www.progeriaresearch.org\/it\/identification-of-gene-gives-hope-to-children-with-progeria\/\" target=\"_blank\" rel=\"noopener noreferrer\">L&#039;identificazione del gene d\u00e0 speranza ai bambini con la progeria Scoperto il gene della progeria<\/a><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>Italiano: [\/et_pb_toggle][\/et_pb_column_inner][\/et_pb_row_inner][\/et_pb_column][\/et_pb_section][et_pb_section fb_built=\u201d1\u2033 module_class=\u201dfooter\u201d _builder_version=\u201d4.21.0\u2033 background_color=\u201d#29327a\u201d custom_margin=\u201d-2px|||||\u201d custom_padding=\u201d0|0px|0|0px|false|false\u201d z_index_tablet=\u201d500\u2033 border_width_top=\u201d12px\u201d border_color_top=\u201d#00b2e2\u2033 global_module=\u201d133\u2033 locked=\u201doff\u201d global_colors_info=\u201d{}\u201d][et_pb_row column_structure=\u201d1_4,1_4,1_2\u2033 make_equal=\u201don\u201d module_class=\u201d et_pb_row_fullwidth\u201d _builder_version=\u201d4.16\u2033 width=\u201d89%\u201d width_tablet=\u201d80%\u201d width_phone=\u201d\u201d width_last_edited=\u201don|desktop\u201d max_width=\u201d89%\u201d max_width_tablet=\u201d80%\u201d max_width_phone=\u201d\u201d max_width_last_edited=\u201don|desktop\u201d z_index_tablet=\u201d500\u2033 make_fullwidth=\u201don\u201d width_unit=\u201doff\u201d custom_width_percent=\u201d100%\u201d global_colors_info=\u201d{}\u201d][et_pb_column type=\u201d1_4\u2033 _builder_version=\u201d4.16\u2033 custom_padding=\u201d|||\u201d global_colors_info=\u201d{}\u201d custom_padding__hover=\u201d|||\u201d][et_pb_cta button_url=\u201dhttps:\/\/www.progeriaresearch.org\/newsletter-signup\/\u201d button_text=\u201dIscriviti ora\u201d admin_label=\u201dIscriviti alla newsletter\u201d module_class=\u201dsign-btn\u201d _builder_version=\u201d4.16\u2033 header_font_size=\u201d25px\u201d background_color=\u201d#29327a\u201d animation_style=\u201dslide\u201d animation_direction=\u201dleft\u201d animation_intensity_slide=\u201d25%\u201d header_font_size_tablet=\u201d\u201d header_font_size_phone=\u201d30px\u201d header_font_size_last_edited=\u201don|desktop\u201d z_index_tablet=\u201d500\u2033 border_radii=&quot;on|25px|25px|25px|25px&quot; global_colors_info=&quot;{}&quot; button_bg_color__hover_enabled=&quot;on&quot; button_bg_color__hover=&quot;#8fd2ed&quot; button_border_color__hover_enabled=&quot;on&quot;]<\/p>\n<h2>Iscrizione<\/h2>\n<h2>per il nostro<\/h2>\n<h2>Iscriviti alla newsletter!<\/h2>\n<p>[\/et_pb_cta][\/et_pb_column][et_pb_column type=\u201d1_4\u2033 _builder_version=\u201d4.16\u2033 custom_padding=\u201d|||\u201d global_colors_info=\u201d{}\u201d custom_padding__hover=\u201d|||\u201d][et_pb_cta button_url=\u201dhttps:\/\/progeriaresearch.donorsupport.co\/-\/XZHJVWZR\u201d button_text=\u201dFai una donazione ora\u201d admin_label=\u201dInsieme troveremo la cura!\u201d module_class=\u201dsign-btn\u201d _builder_version=\u201d4.16\u2033 header_font_size=\u201d25px\u201d background_color=\u201d#29327a\u201d animation_style=\u201dslide\u201d animation_direction=\u201dleft\u201d animation_intensity_slide=\u201d25%\u201d header_font_size_tablet=\u201d\u201d header_font_size_phone=\u201d30px\u201d header_font_size_last_edited=\u201don|desktop\u201d body_font_size_tablet=\u201d\u201d body_font_size_phone=\u201d\u201d body_font_size_last_edited=\u201don|desktop\u201d z_index_tablet=\u201d500\u2033 border_radii=\u201don|25px|25px|25px|25px\u201d global_colors_info=\u201d{}\u201d button_bg_color__hover_enabled=\u201don\u201d colore_bg_pulsante__hover=\u201d#8fd2ed\u201d colore_bordo_pulsante__hover_abilitato=\u201don\u201d]<\/p>\n<h2>Insieme, noi<\/h2>\n<h2><em>VOLERE<\/em><\/h2>\n<h2>trova la cura!<\/h2>\n<p>[\/et_pb_cta][\/et_pb_column][et_pb_column tipo=\u201d1_2\u2033 _builder_version=\u201d4.16\u2033 imbottitura_personalizzata=\u201d|||\u201d global_colors_info=\u201d{}\u201d custom_padding__hover=\u201d|||\u201d][et_pb_image src=\u201dhttps:\/\/www.progeriaresearch.org\/wp-content\/uploads\/2024\/02\/2024-strip-footer-strip-.png\u201d title_text=\u201d2024 strip footer strip\u201d _builder_version=\u201d4.24.0\u2033 _module_preset=\u201ddefault\u201d custom_margin=\u201d35px||||false|false\u201d global_colors_info=\u201d{}\u201d][\/et_pb_image][\/et_pb_column][\/et_pb_row][\/et_pb_section]<\/p>","protected":false},"excerpt":{"rendered":"<p>[et_pb_section fb_built=&#8221;1&#8243; fullwidth=&#8221;on&#8221; disabled_on=&#8221;off|off|off&#8221; _builder_version=&#8221;4.16&#8243; border_width_bottom=&#8221;55px&#8221; border_color_bottom=&#8221;#29327a&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_fullwidth_header _builder_version=&#8221;4.16&#8243; title_font_size=&#8221;55&#8243; background_color=&#8221;#29327a&#8221; background_image=&#8221;https:\/\/www.progeriaresearch.org\/wp-content\/uploads\/2019\/04\/About-Header.jpg&#8221; background_position=&#8221;center_left&#8221; custom_padding=&#8221;9vw||9vw||true&#8221; custom_padding_tablet=&#8221;&#8221; custom_padding_phone=&#8221;|56px||&#8221; custom_padding_last_edited=&#8221;on|desktop&#8221; title_font_size_tablet=&#8221;45px&#8221; title_font_size_phone=&#8221;40px&#8221; title_font_size_last_edited=&#8221;on|phone&#8221; z_index_tablet=&#8221;500&#8243; custom_css_main_element=&#8221;background-position: center 18% !important;&#8221; global_colors_info=&#8221;{}&#8221;] What&#8217;s New in Progeria Research [\/et_pb_fullwidth_header][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; use_custom_gutter=&#8221;on&#8221; gutter_width=&#8221;1&#8243; specialty=&#8221;on&#8221; padding_left_1=&#8221;35px&#8221; padding_left_2=&#8221;35px&#8221; padding_2_tablet=&#8221;|||0px&#8221; padding_2_phone=&#8221;|||0px&#8221; padding_2_last_edited=&#8221;on|desktop&#8221; module_class_1=&#8221;sidebar-secondary-nav&#8221; module_class=&#8221;handprint-bg&#8221; _builder_version=&#8221;4.16&#8243; background_image=&#8221;https:\/\/www.progeriaresearch.org\/wp-content\/uploads\/2019\/04\/blue-handprint-only.png&#8221; parallax=&#8221;on&#8221; parallax_method=&#8221;off&#8221; inner_width=&#8221;100%&#8221; inner_max_width=&#8221;100%&#8221; custom_padding=&#8221;0|0px|54px|0px|false|false&#8221; z_index_tablet=&#8221;500&#8243; border_width_top=&#8221;10px&#8221; border_color_top=&#8221;#8fd2ed&#8221; use_custom_width=&#8221;on&#8221; width_unit=&#8221;off&#8221; [&hellip;]<\/p>","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"\t\t\t\t[vc_row][vc_column][vc_custom_heading source=\"post_title\" font_container=\"tag:h1|text_align:center\" use_theme_fonts=\"yes\"][vc_column_text]<img class=\"alignright size-full wp-image-755\" src=\"https:\/\/www.progeriaresearch.org\/wp-content\/uploads\/2017\/02\/beaker3.jpg\" alt=\"\" width=\"150\" height=\"162\" \/>We\u2019ve added this section so you can easily access information on the latest, and the most significant\u00a0scientific publications on Progeria research.\r\n\r\nIn addition to the articles highlighted below, there are now hundreds of articles on Progeria and Progeria-related subjects. We suggest you search PubMed to find the specific topic(s) you are looking for.[\/vc_column_text][vc_tta_accordion active_section=\"0\" collapsible_all=\"true\"][vc_tta_section title=\"April 2018: Global Study Published in JAMA Finds Treatment with Lonafarnib Extends Survival in Children with Progeria\" tab_id=\"1524612578130-3d8792f7-1a2c\"][vc_column_text]A new study published in The Journal of the American Medical Association (JAMA) reports that lonafarnib, a farnesyltransferase inhibitor (FTI), helped extend survival in children with Progeria. The study showed that treatment with lonafarnib alone compared with no treatment was associated with a significantly lower mortality rate (3.7% vs. 33.3%) after a median of 2.2 years of follow up.<strong> This is the first evidence that lonafarnib alone can improve survival for this fatal disease.<\/strong>\r\n\r\n<a href=\"https:\/\/www.progeriaresearch.org\/first-ever-demonstrate-survival-benefit-in-progeria\/\"><strong>Click Here<\/strong> for more details.<\/a>\r\n\r\nAssociation of Lonafarnib Treatment vs No Treatment With Mortality Rate in Patients With Hutchinson-Gilford Progeria Syndrome, Leslie B. Gordon, MD, PhD; Heather Shappell, PhD; Joe Massaro, PhD; Ralph B. D\u2019Agostino Sr., PhD; Joan Brazier, MS; Susan E. Campbell, MA; Monica E. Kleinman, MD; Mark W. Kieran, MD, PhD; <em>JAMA,<\/em> April 24, 2018.[\/vc_column_text][\/vc_tta_section][vc_tta_section title=\"July 2016: Triple Trial Results\" tab_id=\"1488058981371-c6262aa3-8f62\"][vc_column_text]<a href=\"https:\/\/www.progeriaresearch.org\/results-of-triple-drug-trial-for-progeria-published\/\">July 2016: Triple Trial Results<\/a>[\/vc_column_text][\/vc_tta_section][vc_tta_section title=\"October 2014: PRF\u2019s remarkable journey published in Expert Opinion\" tab_id=\"1493768350502-9ca89a59-bfba\"][vc_column_text]In an article published in <em>Expert Opinion<\/em> and authored by Executive Director Audrey Gordon and Medical Director Leslie Gordon, the two PRF leaders discuss PRF's history, goals and accomplishments, and how the PRF programs have been pivotal in the journey from obscurity to treatment.\r\n\r\n<a href=\"https:\/\/www.progeriaresearch.org\/assets\/files\/pdf\/Expert-Opinion-Article-by-LGordon-and-AGordon.pdf\"><img src=\"https:\/\/www.progeriaresearch.org\/assets\/images\/iconPDF.gif\" width=\"34\" height=\"20\" \/>*\"The Progeria Research Foundation: its remarkable journey from obscurity to treatment\" October 30, 2014<\/a>[\/vc_column_text][vc_column_text css=\".vc_custom_1488059126298{background-color: #d3e9ff !important;}\"]<img class=\"alignright size-full wp-image-756\" src=\"https:\/\/www.progeriaresearch.org\/wp-content\/uploads\/2017\/02\/Figure-1.jpg\" alt=\"\" width=\"250\" height=\"247\" \/>The authors write, \"It is our hope that the description of the PRF programs and services that follows, along with an account of how they are helping PRF accomplish its mission to save children with Progeria, will assist and inspire others to take similar action for the many rare disease populations that need immediate attention.\"[\/vc_column_text][\/vc_tta_section][vc_tta_section title=\"May 2014: Study Finds Trial Medications Increase Estimated Lifespan in Children With Progeria\" tab_id=\"1488058981456-e77b0de3-9e08\"][vc_column_text]This study demonstrates there is evidence that a farnesyltransferase inhibitor (FTI) can extend the lives of children with Progeria by at least one-and-a-half years. The study showed an extension of mean survival of 1.6 years during the six years following initiation of treatment. Two additional drugs added later in the trials, pravastatin and zoledronate, may also contribute to this finding. <strong>This is the first evidence of treatments influencing survival for this fatal disease.<\/strong>\r\n\r\n<a href=\"https:\/\/www.progeriaresearch.org\/first-ever-progeria-treatment.html\">Click here<\/a> for more details.\r\n\r\nImpact of Farnesylation Inhibitors on Survival in Hutchinson-Gilford Progeria Syndrome, Leslie B. Gordon, MD, PhD, Joe Massaro, PhD, Ralph B. D\u2019Agostino Sr., PhD, Susan E. Campbell, MA, Joan Brazier, MS, W. Ted Brown, MD, PhD, Monica E Kleinman, MD, Mark W. Kieran MD, PhD and the Progeria Clinical Trials Collaborative; <em>Circulation<\/em>, May 2, 2014 (on-line).[\/vc_column_text][\/vc_tta_section][vc_tta_section title=\"September 2012: First-ever Progeria Treatment for Progeria Discovered \" tab_id=\"1488059360019-2bf0f2cd-dddd\"][vc_column_text]The results of\u00a0<a href=\"https:\/\/www.progeriaresearch.org\/clinical_trial.html\" target=\"_blank\" rel=\"noopener noreferrer\">the first-ever clinical drug trial for children<\/a>\u00a0with Progeria reveal that\u00a0Lonafarnib, a type of farnesyltransferase inhibitor (FTI) originally developed to treat cancer, has proven effective for Progeria. Every child showing improvement in one or more of four ways: gaining additional weight, better hearing, improved bone structure and\/or, most importantly, increased flexibility of blood vessels. The study* was\u00a0funded and coordinated by The Progeria Research Foundation.\r\n\r\n<a href=\"https:\/\/www.progeriaresearch.org\/first-ever-progeria-treatment.html\" target=\"_blank\" rel=\"noopener noreferrer\">Click here<\/a>\u00a0for more details.\r\n\r\n<strong>*Gordon LB<\/strong>, Kleinman ME, Miller DT, Neuberg D, Giobbie-Hurder A, Gerhard-Herman M, Smoot L, Gordon CM, Cleveland R, Snyder BD, Fligor B, Bishop WR, Statkevich P, Regen A, Sonis A, Riley S, Ploski C, Correia A, Quinn N, Ullrich NJ, Nazarian A, Liang MG, Huh SY, Schwartzman A, Kieran MW, Clinical Trial of a Farnesyltransferase Inhibitor in Children with Hutchinson-Gilford Progeria Syndrome,\u00a0<strong><a href=\"https:\/\/www.pnas.org\/cgi\/doi\/10.1073\/pnas.1202529109\" target=\"_blank\" rel=\"noopener noreferrer\">Proceedings of the National Academy of Sciences<\/a>,\u00a0<\/strong>October 9, 2012\u00a0vol. 109\u00a0no. 41\u00a016666-16671[\/vc_column_text][\/vc_tta_section][vc_tta_section title=\"October 2011: A Novel Approach to Progeria Therapy\" tab_id=\"1488059409784-71ca0fef-3046\"][vc_column_text]Spanish and French scientists under the leadership of Carlos L\u00f3pez-Otin (Oviedo) and Nicolas L\u00e9vy (Marseille) have published an exciting study that may result in a new approach to treating Progeria (1). While drugs used in PRF's clinical trials to date have targeted changes made in the abnormal lamin A protein (progerin) that is made in Progeria cells, \u00a0in the new work, the aberrant \"splicing\" of the lamin A messenger RNA (mRNA) coding for the lamin A protein is blocked, resulting in lowering the production of progerin. \u00a0 The blocking agent used is a small modified RNA molecule whose sequence is complementary to the region of the Progeria mRNA at which the splicing occurs. \u00a0This molecule binds to the splice site and prevents the binding there of the complex of protein and RNA molecules required for splicing (the \"spliceosome\").\r\n\r\nThat aberrant splicing in cultured skin cells of Progeria can be prevented in this manner was shown in \u00a02005 (2). \u00a0However, for treatment of patients the inhibiting reagent must be delivered intact to all tissues of the patient. \u00a0it took another six years, and work in several laboratories, to develop these \"delivery\" methods.\r\n\r\nIn the new research (1), blocking the aberrant splicing in the model mouse resulted in impressive results. There were clear reductions in progerin concentrations in all tissues analyzed except skeletal muscle, which may have a reduced uptake of the blocking agent. \u00a0The model mice recapitulated many of the phenotypes of Progeria patients, including\r\n<ul>\r\n \t<li>Severely shortened life span (103 days compared to 2 years for wild-type mice.)<\/li>\r\n \t<li>Reduction of growth rate.<\/li>\r\n \t<li>Abnormal posture with curvature of the spine.<\/li>\r\n \t<li>Profound nuclear aberrations as a result of progerin accumulation.<\/li>\r\n \t<li>General loss of the fat layer under the skin.<\/li>\r\n \t<li>Profound bone alterations.<\/li>\r\n \t<li>Cardiovascular alterations, including significant loss of vascular smooth muscle cells.<\/li>\r\n \t<li>Alterations in the concentrations of various hormones in circulating blood plasma, including insulin and growth hormone.<\/li>\r\n<\/ul>\r\nThe <strong>in vivo <\/strong>demonstration of the efficacy of reducing progerin production by blocking the aberrant splicing is a strong candidate for a valuable new approach to Progeria therapy.\r\n\r\n(1) Osorio FG, Navarro CL, Cadi\u00f1anos J, L\u00f3pez-Mejia IC, Quir\u00f3s PM, et al, Science Translational Medicine, <strong>3:\u00a0<\/strong>Issue 106, advance on-line publication,\u00a0October 26 (2011).\r\n\r\n(2) Scaffidi, P. and Misteli, T. Reversal of the , cellular phenotype in the premature aging disease Hutchinson-Gilford progeria syndrome, Nature Medicine <strong>11<\/strong> (4): 440-445 (2005).[\/vc_column_text][\/vc_tta_section][vc_tta_section title=\"June 2011: PRF-funded study Identifies Rapamycin as Possible Treatment for Progeria\" tab_id=\"1488059460261-c11561ba-9652\"][vc_column_text]Researchers at the National Institutes of Health and Massachusetts General Hospital in Boston, MA published a new study today in <em>Science, Translational Medicine<\/em> that may lead to a new drug treatment for children with Progeria.*\r\n\r\n<em>Rapamycin<\/em> is an FDA approved drug that has previously been shown to extend the lives of non-progeria mouse models. This new study demonstrates that rapamycin decreases the amount of the disease-causing protein progerin by 50%, improves the abnormal nuclear shape, and extends the lifespan of progeria cells. This study provides the first evidence that rapamycin may be able to decrease <img class=\"alignright\" src=\"https:\/\/www.progeriaresearch.org\/assets\/images\/medical_images\/Cao-with-caption.jpg\" alt=\"\" width=\"200\" height=\"169\" \/>progerin's damaging effects in children with progeria.\r\n\r\nThere is tremendous media coverage on this! Click below for links to media stories:\r\n\r\n<strong><a href=\"https:\/\/blogs.wsj.com\/health\/2011\/06\/29\/a-new-drug-for-rare-fatal-childhood-disease\/\" target=\"_blank\" rel=\"noopener noreferrer\">Wall Street Journal Health Blog<\/a><\/strong>\r\n\r\n<strong><a href=\"https:\/\/health.usnews.com\/health-news\/family-health\/boomer-health\/articles\/2011\/06\/29\/organ-transplant-drug-might-treat-rapid-aging-disease-in-kids\" target=\"_blank\" rel=\"noopener noreferrer\">US News and World Report<\/a><\/strong>\r\n\r\n<strong><a href=\"https:\/\/www.sciencemag.org\/news\/2014\/05\/unorthodox-study-claims-drug-prolongs-lives-children-premature-aging-disease\" target=\"_blank\" rel=\"noopener noreferrer\">Science Magazine<\/a><\/strong>\r\n\r\n<strong><a href=\"https:\/\/www.boston.com\/lifestyle\/health\/articles\/2011\/06\/30\/childrens_hospital_plans_trial_of_drug_for_aging_disorder\/?p1=News_links\" target=\"_blank\" rel=\"noopener noreferrer\">Boston Globe<\/a><\/strong>\r\n\r\n<strong><a href=\"https:\/\/www.cnn.com\/2011\/HEALTH\/07\/01\/progeria.treatment.aging.collins\/index.html\" target=\"_blank\" rel=\"noopener noreferrer\">CNN<\/a>\r\n<\/strong>\r\n\r\nThe Progeria Research Foundation was delighted to provide cells for this project from the <strong><a href=\"https:\/\/www.progeriaresearch.org\/cell_tissue_bank\/\">PRF Cell & Tissue Bank<\/a><\/strong>, and help fund the research through our <strong><a href=\"https:\/\/www.progeriaresearch.org\/grants_funded.html\">grants program<\/a>.<\/strong>\r\n\r\nThis exciting new study demonstrates the remarkable pace of progeria research, while providing further insight into the aging process that affects us all.\r\n\r\n<strong>*\"Rapamycin Reverses Cellular Phenotypes and Enhances Mutant Protein Clearance in Hutchinson-Gilford Progeria Cells\"\r\nKan Cao, John J. Graziotto, Cecilia D. Blair, Joseph R. Mazzulli, Michael R. Erdos, Dimitri Krainc, Francis S. Collins<\/strong>\r\n<strong>Sci Transl Med. 2011 Jun 29;3(89):89ra58.<\/strong>[\/vc_column_text][\/vc_tta_section][vc_tta_section title=\"June 2011: Groundbreaking Study on Progeria-Aging Link\" tab_id=\"1488059910211-e2a7e676-f108\"][vc_column_text]\r\n<p align=\"center\"><a href=\"https:\/\/www.cbsnews.com\/stories\/2011\/06\/13\/eveningnews\/main20070910.shtml?tag=broadcast\" target=\"_blank\" rel=\"noopener noreferrer\">CBS Evening News<\/a>, <a href=\"https:\/\/blogs.wsj.com\/health\/2011\/06\/13\/rare-disease-of-progeria-offers-clues-to-normal-aging\/\" target=\"_blank\" rel=\"noopener noreferrer\">Wall Street Journal<\/a> and <a href=\"https:\/\/www.webmd.com\/healthy-aging\/news\/20110613\/scientists-find-new-clues-to-aging\" target=\"_blank\" rel=\"noopener noreferrer\">Others<\/a> Report on New Study<\/p>\r\n<p class=\"yiv314624100msonormal\">National Institutes of Health researchers have discovered a previously unknown link between Progeria and aging.\u00a0 The findings provide insights about the relationship between the toxic, Progeria-causing protein known as <strong>progerin <\/strong>and <strong>telomeres<\/strong>, which protect the ends of DNA within cells until they wear away over time and the cells die.<\/p>\r\n<p class=\"yiv314624100msonormal\">The study* appears in the June 13, 2011 early online edition of the Journal of Clinical Investigation. It concludes that in normal aging, short or dysfunctional telomeres stimulate cells to produce progerin, which is associated with age-related cell damage.<\/p>\r\n\r\n<table border=\"0\" align=\"center\">\r\n<tbody>\r\n<tr>\r\n<td><img src=\"https:\/\/www.progeriaresearch.org\/assets\/images\/medical_images\/panel.jpg\" alt=\"\" width=\"400\" height=\"159\" \/>\r\nProgerin-expressing cells from normal individuals show signs of senescence.\r\nDNA in the nucleus is stained blue. Telomeres are seen as red dots.<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<p class=\"yiv314624100msonormal\">\"<strong>For the first time, we know that telomere shortening and dysfunction influences the production of progerin,\" says The Progeria Research Foundation Medical Director Leslie B. Gordon, MD, PhD. \"Thus these two processes, both of which influence cellular aging, are actually linked.\"<\/strong><\/p>\r\n<p class=\"yiv314624100msonormal\">Prior research has shown that progerin is not only produced in children with Progeria, but that it is produced in smaller amounts in all of us, and progerin levels increase with aging. Independently, previous research on telomere shortening and dysfunction has been associated with normal aging. Since 2003, with the discovery of the Progeria gene mutation and the progerin protein that causes the disease, one of the key areas of research has focused on understanding whether and how Progeria and aging are linked.<\/p>\r\n<p class=\"yiv314624100msonormal\">\"Connecting this rare disease phenomenon and normal aging is bearing fruit in an important way,\" said NIH Director Francis S. Collins, MD, PhD, a senior author of the paper. \"This study highlights that valuable biological insights are gained by studying rare genetic disorders such as Progeria. Our sense from the start was that Progeria had a lot to teach us about the normal aging process. \"<\/p>\r\n<p class=\"yiv314624100msoplaintext\">Scientists have traditionally studied telomeres and progerin separately. While there is still much to learn about whether this new connection can lead to a cure for children with Progeria or potentially be applied to extending the human lifespan, this study provides further evidence that progerin, the toxic protein discovered through finding the gene mutation in Progeria, plays a role in the normal aging process.<\/p>\r\n<p class=\"yiv314624100msoplaintext justifyleft\"><strong>*<em>Progerin and telomere dysfunction collaborate to trigger cellular senescence in normal human fibroblasts<\/em>, Cao et al, <em>J Clin Invest <\/em>doi:10.1172\/JCI43578.<\/strong><\/p>\r\n<p class=\"yiv314624100msoplaintext\"><a href=\"https:\/\/www.progeriaresearch.org\/assets\/files\/pdf\/psa_ads\/NIH%20Press%20Release.pdf\"><img src=\"https:\/\/www.progeriaresearch.org\/assets\/images\/iconPDF.gif\" alt=\"\" width=\"34\" height=\"20\" \/>Click here<\/a> for the full text of the NIH press release.<\/p>\r\n[\/vc_column_text][\/vc_tta_section][vc_tta_section title=\"May 2011: Cause of Progeroid Syndrome Discovered, Providing Further Insight into Progeria\u2019s Link to Aging\" tab_id=\"1488059951718-2c9d5e3a-5878\"][vc_column_text]A newly discovered gene mutation associated with a Progeria-like disease could open the door for possible new treatments for premature aging disorders and could provide fresh insight into normal aging.\r\n\r\nA research team led by Progeria researcher<strong> Dr. Carlos L\u00f3pez-Ot\u00edn<\/strong> from the University of Oviedo in Spain encountered two families whose children have a previously unknown accelerated aging disease similar to Progeria. The children showed no defects in any genes that had previously been linked to progeroid diseases, but by studying the \"coding\" portions of their genomes, the team found a defect in a gene called BANF1. Family members with the progeroid disease had very low amounts of the protein made by BANF1, and, like people with Progeria, the nuclear envelopes in their cells were markedly abnormal. The abnormalities went away in cell culture experiments when the defective gene was replaced with the correct version. The findings were published in the <em>American Journal of Human Genetics <\/em>in May 2011.\r\n\r\nBANF1 now joins the group of known genes that appear to influence some forms of premature aging\u2014and that might affect normal aging as well.\r\n\r\nIn the past few years, scientists have been able to better understand normal aging on a molecular level thanks in part to studies of premature aging syndromes like this one as well as Progeria, which \"cause the early development of characteristics normally associated with advanced age,\" said L\u00f3pez-Ot\u00edn. He added that his study \"underscores the importance of the nuclear lamina for human aging and demonstrates the utility of the new methods of genome sequencing to identify the genetic cause of rare and devastating diseases, which have traditionally received limited attention.\"\r\n\r\n<strong>Xose S. Puente, Victor Quesada, Fernando G. Osorio, Rub\u00e9n Cabanillas, Juan Cadi\u00f1anos, Julia M. Fraile, Gonzalo R. Ord\u00f3\u00f1ez, Diana A. Puente, Ana Guti\u00e9rrez-Fern\u00e1ndez, Miriam Fanjul-Fern\u00e1ndez et al. \"Exome Sequencing and Functional Analysis Identifies BANF1 Mutation as the Cause of a Hereditary Progeroid Syndrome.\"<em> American Journal of Human Genetics, May 5, 2011 DOI: 10.1016\/j.ajhg.2011.04.010<\/em><\/strong>[\/vc_column_text][\/vc_tta_section][vc_tta_section title=\"August 2010: Insulin-like Growth Factor 1 Improves Symptoms, Extends Life in a Progeroid Mouse\" tab_id=\"1488060004892-959f0a03-4f13\"][vc_column_text]In recent years, the factors that regulate longevity have been extensively studied.\u00a0 Signaling between growth hormone(GH) and insulin-like growth factor 1 (IGF-1) has been identified as a major regulator in animals ranging from worms to man.\u00a0 (This signaling system is often referred to as the<strong> <em>somatotrophic axis<\/em><\/strong>.)\u00a0 In this article, Dr. Carlos L\u00f3pez-Otin\u00a0 and his colleagues at the University of Oviedo (Spain), studied whether, and how, changes in these hormones play a role in premature aging in a progeric mouse model<em>, Zmpste 24<sup>-\/-.<\/sup><\/em>. IGF-1 hormone levels decreased and growth hormone levels increased when the mice aged. Growth hormone is known to be the major regulator of IGF-1.\u00a0 These hormone changes did not happen in the normal mice, which tells us that the changes are a consequence of disease in the progeroid mice. <strong>\u00a0<\/strong>\r\n\r\n<strong>The investigators treated the progeroid mice with IGF-1 and found substantial recovery from progeroid phenotypes<\/strong>, including \u00a0weight gain, increased amount of subcutaneous fat, reduced kyphosis\u00a0 (curvature of the spine) and alopecia (baldness), <strong>and increased lifespan<\/strong>, with a 17% extension of the median life span (from 123 days to 145 days) and a 24% increase in the maximum lifespan (from 151 days to 187 days).\r\n\r\nThese findings highlight that levels of the hormones insulin-like growth factor 1 and growth hormone are important in controlling longevity in this mouse model of Progeria.\u00a0 Unlike this mouse, children with Progeria have normal levels of IGF-1 and growth hormone.\u00a0 Given the links between Progeria and aging, this study may lead to additional approaches to therapy of HGPS, as the mechanisms by which these hormones affect longevity are discovered.\r\n\r\n<strong><a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pubmed?term=%2522Mari%25C3%25B1o%20G%2522%255BAuthor%255D\">Mari\u00f1o G<\/a>, <a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pubmed?term=%2522Ugalde%20AP%2522%255BAuthor%255D\">Ugalde AP<\/a>, <a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pubmed?term=%2522Fern%25C3%25A1ndez%20AF%2522%255BAuthor%255D\">Fern\u00e1ndez AF<\/a>, <a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pubmed?term=%2522Osorio%20FG%2522%255BAuthor%255D\">Osorio FG<\/a>, <a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pubmed?term=%2522Fueyo%20A%2522%255BAuthor%255D\">Fueyo A<\/a>, <a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pubmed?term=%2522Freije%20JM%2522%255BAuthor%255D\">Freije JM<\/a>, <a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pubmed?term=%2522L%25C3%25B3pez-Ot%25C3%25ADn%20C%2522%255BAuthor%255D\">L\u00f3pez-Ot\u00edn C<\/a>. \u201c<a href=\"https:\/\/www.pnas.org\/content\/early\/2010\/08\/24\/1002696107.abstract\">Insulin-like growth factor 1 treatment extends longevity in a mouse model of human premature aging by restoring somatotroph axis function.<\/a>\u201d<em> Proc Natl Acad Sci <\/em><em>U S A<\/em>. 2010 Aug 30.<\/strong>[\/vc_column_text][\/vc_tta_section][vc_tta_section title=\"August 2010: landmark study, led by PRF\u2019s Medical Director, demonstrates the Progeria-causing protein Progerin increases in everyone as we age, suggesting a possible new risk factor for heart disease.\" tab_id=\"1488060041123-b5aee525-a768\"][vc_column_text]On August 26, 2010, <em>Arteriosclerosis, Thrombosis, and Vascular Biology<\/em> electronically published, ahead of print, the results of a study comparing Progeria and typical cardiovascular aging, entitled \"Cardiovascular Pathology in Hutchinson-Gilford Progeria: Correlation With the Vascular Pathology of Aging\". The study found that progerin, the abnormal protein that causes Progeria, is also present in the vasculature of the general population and increases with age, adding to the growing case that there are parallels between normal aging and progeria aging.\r\n\r\nResearchers examined cardiovascular autopsies and progerin distribution in patients with Progeria along with a group without Progeria between the ages of one month and 97 years, and found that progerin in individuals without Progeria increased an average of 3.3 percent per year in the coronary arteries.\r\n\r\n\"We found similarities between many aspects of cardiovascular disease in both Progeria and the atherosclerosis that affects millions of people throughout the world\" said Dr. Leslie Gordon, senior author of the study and The Progeria Research Foundation's Medical Director. \"By examining one of the rarest diseases in the world, we are gaining crucial insight into a disease that affects millions of people worldwide. Ongoing research has the potential to have a significant impact on our understanding of heart disease and aging.\"\r\n\r\nThis study supports the possibility that progerin is a contributor to the risk of atherosclerosis in the general population, and merits examination as a potential new trait to help predict heart-disease risk.\r\n\r\n<strong>Olive M, Harten I, Mitchell R, Beers J, Djabali K, Cao K, Erdos MR, Blair C, Funke B, Smoot L, Gerhard-Herman M, Machan JT, Kutys R, Virmani R, Collins FS, Wight TN, Nabel EG, Gordon LB.<a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pubmed\/20798379\">\r\n\u201cCardiovascular Pathology in Hutchinson-Gilford Progeria: Correlation With the Vascular Pathology of Aging\u201d<\/a>. <\/strong><strong><em>Arterioscler Thromb Vasc Biol.<\/em><\/strong><strong> 2010 <\/strong><strong>Nov;30(11):2301-9; Epub 2010 Aug 26.<\/strong>\r\n\r\n<a href=\"https:\/\/www.progeriaresearch.org\/assets\/files\/Cardiovascular%20Press%20Release%209%207%2010.doc\">Click here<\/a> for the full press release.<strong>\u00a0<\/strong>[\/vc_column_text][\/vc_tta_section][vc_tta_section title=\"May 2010: Oxford studies show how Progeria research can further our understanding of normal aging\" tab_id=\"1488060087252-d5c16d4a-e7b1\"][vc_column_text]In this article, Catherine Shanahan and her group at Oxford University have made a major advance in elucidating a key step in the aging of human blood vessels (vascular aging.)\u00a0 The experiments derive directly from work on Progeria, performed in\u00a0 a number of laboratories.\u00a0 The Shanahan group's two key findings are: (1) prelamin A accumulates in vascular smooth muscle cells (VSMCs) of aged individuals but not of young individuals,\u00a0and (2) this accumulation results, at least in part, from depletion of the enzyme FACE1. \u00a0FACE1(also called Zmpte24)\u00a0is required for the removal of the farnesyl group in prelamin A, during processing to normal lamin A, a critical component of the cell nucleus.\r\n\r\nThis situation is very similar to that in Progeria. \u00a0There, \u00a0prelamin A (called progerin) \u00a0retains the farnesyl group. Indeed, the initial step in causing the disease is the failure to remove the farnesyl group. This failure happens because the Progeria mutation results in deletion of the part of prelamin A needed for FACE 1 to bind and remove\u00a0the farnesyl group. \u00a0Thus, the cause of the defects in aging and Progeria are the same: FACE1 can not do its job.\r\n\r\nIt has been known for some years that farnesyl transferase inhibitors (FTIs) inhibit (and can reverse) the presence of nuclear markers of disease in Progeria cells. \u00a0Now, Shanahan et al\u00a0\u00a0have found that FTIs inhibit the appearance of similar nuclear markers in cells from aged normal individuals.\u00a0\u00a0\u00a0 FTIs are currently in use in Progeria clinical trials and \u00a0Shanahan et al note that, these clinical trials \u201cwill shed further light on the therapeutic potential of these drugs in the treatment of aging.\u201d\r\n\r\nThe studies described in this article are the best example to date of how studies of Progeria are furthering our understanding of normal aging.\r\n\r\n<strong>Ragnauth CD, Warren DT, Liu Y,\u00a0 Shanahan CM et al, \u00a0\u201cPrelamin A Acts to Accelerate Smooth Muscle Cell Senescence and is a Novel biomarker of Human Vascular Aging.\u201d Circulation: May 25, 2010, pp. 2200-2210.<\/strong>[\/vc_column_text][\/vc_tta_section][vc_tta_section title=\"April 2010: Further evidence that in Progeria, the presence of a farnesyl group in the progerin molecule is responsible for the disease symptoms.\" tab_id=\"1488060122599-b1009191-c547\"][vc_column_text]In our February posting of \"What's New in Progeria Research\" we reported evidence that a farnesyl transferase inhibitor (FTI) acts to relieve disease symptoms by the farnesylation of progerin, and not by inhibiting proteins other than progerin. The UCLA group headed by former PRF research grantees Stephen Young and Loren Fong has now reported results with another severe progeroid laminopathy that support this conclusion. In Restrictive Dermatopathy (RD), the prelamin A remains farnesylated, as is the case for progerin in Progeria patients, RD prelamin A does not have the 50 amino acid deletion of progerin, but it has retained the terminal 15 amino acids at the carboxyl end of prelamin A, which is cleaved off in progerin.\r\n\r\nDavies and coworkers prepared a new model mouse whose prelamin A, unlike RD prelamin A, is not farnesylated, but does retain the 15 amino acid sequence that is normally cleaved in the path to synthesize lamin A. This mouse does not have progeroid symptoms, indicating that in RD, as well as in Progeria, the presence of the farnesyl group, and not a change in amino acid sequence, is responsible for the disease symptoms.\r\n\r\n<strong>DaviesBS, Barnes RH 2nd, Tu Y, Ren S, Andres DA, Spielmann HP, Lammerding J, Wang Y, Young SG, Fong LG,\r\n<a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pubmed\/20421363\" target=\"_blank\" rel=\"noopener noreferrer\">\"An accumulation of nonfarnesylated prelamin A causes cardiomyopathy but not progeria\"<\/a>,<\/strong><strong><em> Hum Mol Genet.<\/em> 2010 Apr 26. [Epub ahead of print]<\/strong>[\/vc_column_text][\/vc_tta_section][vc_tta_section title=\"February 2010: More Evidence FTIs provide beneficial effects through Farnesylation of Progerin\" tab_id=\"1488060195664-0837e082-5685\"][vc_column_text]<img class=\"alignright size-thumbnail wp-image-755\" src=\"https:\/\/www.progeriaresearch.org\/wp-content\/uploads\/2017\/02\/beaker3-80x80.jpg\" alt=\"\" width=\"80\" height=\"80\" \/>The authors evaluated the possibility that the ameliation of progeroid disease by a farnesyltransferase inhibitor (FTI) in a mouse model of Progeria is due to the effect of the drug on farnesylation of protein(s) other than progerin. They constructed a mouse that made unfarnesylated progerin, but not farnesylated progerin. This mouse also developed progeria-like disease phenotypes, but FTI did not ameliorate them. This result indicates that the drug does not act by inhibiting proteins other than progerin; it must be acting on the farnesylation of progerin, the biochemical step that is not present in the tested model.\r\n\r\n<strong>Yang SH, Chang SY, Andres DA, Spielmann HP, Young SG, Fong LG. \u201cAssessing the efficacy of protein farnesyltransferase inhibitors in mouse models of progeria.\u201d<em>\r\nJ Lipid Res.<\/em> 2010 Feb;51(2):400-5. Epub 2009 Oct 26.<\/strong><strong>\u00a0<\/strong>[\/vc_column_text][\/vc_tta_section][vc_tta_section title=\"October 2009: The Arts Meet the Sciences in Benjamin Button Story\" tab_id=\"1488060248740-e5107dad-a832\"][vc_column_text]In 1921, F. Scott Fitzgerald published a short story entitled 'The Curious Case of Benjamin Button', which was made into a movie in 2008 starring Brad Pitt. The main character of Fitzgerald's fictional work is born with a very rare condition in which he looks like an elderly person. The main difference between the fictional individual and individuals with HGPS is that Fitzgerald's character becomes younger as the years go by. This paper scientifically presents the possibility that Fitzgerald consciously based his character, Benjamin Button, upon individuals with HGPS, and that HGPS individuals might not only have the appearance of an aged person, but also might actually undergo true physical aging, which would enable researchers to gain valuable information into the treatment of ailments commonly associated with the natural process of aging.\r\n\r\n<strong>Maloney WJ, \u201cHutchinson-Gilford Progeria syndrome: its presentation in F. Scott Fitzgerald's short story 'the curious case of Benjamin Button' and its oral manifestations.\u201d\r\n<em>J. Dent. Res<\/em> 2009 Oct 88 (10): 873-6<\/strong>[\/vc_column_text][\/vc_tta_section][vc_tta_section title=\"May 2009: Article breaks new ground on HGPS affect on cellular functions.\" tab_id=\"1488060305616-f7ddab04-e153\"][vc_column_text]HGPS has previously been shown to affect many fundamental cellular functions including replication, gene expression, and DNA repair. Busch and coworkers have added the transport of proteins from the cytoplasm into the nucleus to this list. All proteins are synthesized in the cytoplasm, and those that end up being in the nucleus have to get across the nuclear membrane. The transport is accomplished through channels in the nuclear membrane called \"nuclear pores\". Many proteins are too large to simply diffuse through the nuclear pores, but are \"ushered\" through them by special proteins that have evolved for this purpose. In this article, cells that express the mutant gene responsible for HGPS were found to have reduced transport of proteins into nuclei by direct measurement.\r\n\r\n<strong>Busch A, Kiel T, Heupel WM, Wehnert M, Huebner S., \u201cNuclear protein import is reduced in cells expressing nuclear envelopathy-causing lamin A mutants.\u201d <em>Exp Cell Res. <\/em>2009 May 11.<\/strong>[\/vc_column_text][\/vc_tta_section][vc_tta_section title=\"April 2009: Linking Progeria and Normal Aging: Novel Insights\" tab_id=\"1488060339733-4d9fffe3-f69a\"][vc_column_text]This article is a very thoughtful and up-to-date review which will be of interest to investigators working on progeroid diseases (with emphasis on HGPS) and their relation to normal aging, It also touches on the relation of aging to cancer. Topics covered are:\r\n\r\n\u2192 Providing structure and organization: nuclear architecture and genome integrity\r\n\u2192 DNA damage and repair gone awry\r\n\u2192 Old and beyond repair tumor suppressors and cellular senescence, and\r\n\u2192 Regeneration and renewal: stem-cell biology. Regeneration and renewal: stem-cell biology.\r\n\r\nThe article highlights the ways in which recent advances in the study of progeroid diseases is giving insight into basic cellular functions as well as aging.\r\n\r\n<strong>Capell BS, Tlougan BE, Orlow SJ, \u201cFrom the Rarest to the Most Common: Insights from Progeroid Syndromes into Skin Cancer and Aging.\u201d <em>Journal of Investigative Dermatology<\/em> (2009 Apr 23), 1-11<\/strong>[\/vc_column_text][\/vc_tta_section][vc_tta_section title=\"April 2009: Past PRF Research Grantees Devise new Method to Study Progerin in Cells\" tab_id=\"1488060375828-93823f04-8a7e\"][vc_column_text]\r\n<p align=\"left\">Previous experiments with Fibroblast cells from Progeria patients have shown that the damage caused by the mutation is initially the result of action by the altered form of Lamin A, called Progerin. But the interpretation of these experiments can be difficult in culture for varying numbers of generations. Fong et. al. have set up an experimental system in which the amount of Progerin in <em>Wild-type<\/em> cells can be increased or decreased. This method will allow investigators to sort out the direct effects of Progerin from secondary ones, thereby advancing the study of cellular mechanisms that lead to the pathophysiology of Progeria cells.<\/p>\r\nActivating the synthesis of progerin, the mutant prelamin A in Hutchinson-Gilford progeria syndrome, with antisense oligonucleotides. (PubMed Article) \u00a0 <strong>Fong LG, Vickers TA, Farber EA, Choi C, Yun UJ, Hu Y, Yang SH, Coffinier C, Lee R, Yin L, Davies BS, Andres DA, Spielmann HP, Bennett CF, Young SG , \u201cActivating the synthesis of progerin, the mutant prelamin A in Hutchinson-Gilford progeria syndrome, with antisense oligonucleotides.\u201d <em>Hum Mol Genet.<\/em> 2009 Apr 17.<\/strong>\r\nDrs. Fong and Young have previously been funded with grants from The Progeria Research Foundation.[\/vc_column_text][\/vc_tta_section][vc_tta_section title=\"January 2009: Quantification of Progeria Gene Expression in Normal and Progeria Cells By a New, Powerful Technique.\" tab_id=\"1488060413325-5a710a63-b8c6\"][vc_column_text]\r\n<h1>Swedish Team Finds a Build-up of Progerin RNA in Normal Cells as They Age<\/h1>\r\nProgerin is the abnormal protein causing Progeria. In recent years, several research groups have found that normal cells also produce progerin, but much less than the cells of a child with Progeria. Moreover, the amount of progerin protein in normal cells increases as they age in the laboratory. These results established a direct link at the cellular level between Progeria and normal aging.\r\n\r\nDr. Maria Eriksson, author of the gene finding for Progeria in 2003, has now invented a new, powerful technique to quantitatively measure the expression of the Progeria gene. Dr. Eriksson's laboratory at the Karolinska Institute in Sweden used the technique to measure the amount of progerin RNA in both normal and Progeria cells. RNA is the blueprint molecule in our cells for making protein. The Swedish group found that both normal and Progeria cells make larger and larger amounts of progerin RNA as they age. Eriksson's result shows that the RNA signal for making progerin quickly builds in the cells of children with Progeria, and builds slowly over a lifetime in us all.\r\n\r\nThese new findings strengthen our understanding of the connection between normal aging and Progeria. In addition, the new technique is expected to be widely used in experiments that address the mechanism of progerin action.\r\n\r\n<strong>Rodriguez S, Copped\u00e8 F, Sagelius H and Erikson M. \"Increased expression of the Hutchinson-Gilford progeria syndrome truncated lamin A transcript during cell aging\u201d. <em>European Journal of Human Genetics<\/em> (2009), 1-10.<\/strong>[\/vc_column_text][\/vc_tta_section][vc_tta_section title=\"August and October 2008: Is Progeria Reversible? Two recent publications show that FTIs and gene therapy may do just that!\" tab_id=\"1488060455158-98aa6026-d293\"][vc_column_text]<strong>August and October 2008:<\/strong> Two separate studies show that Progeria is reversible in the cardiovascular system and the skin of mouse models. The experiments were significant in not treating the mice until they expressed Progeria symptoms, whereas most previous studies began treatment before Progeria was apparent.\u00a0Production of progerin (the damaging protein made from the Progeria gene) was inhibited either by treatment with a farnesyl transferase inhibitor (FTI) or by turning off the gene. In both cases the mice reverted to normal or almost normal conditions.\u00a0These observations provide encouraging evidence for the current clinical trial of FTIs for Progeria.\r\n\r\nIn a stunning display of progress with the FTI drug \u2013 now being used in the <strong><a href=\"https:\/\/www.progeriaresearch.org\/clinical-trials\/\" target=\"_blank\" rel=\"noopener noreferrer\">First-ever Progeria Clinical Drug Trial<\/a><\/strong>\u00a0\u2013 Dr. Francis Collins\u2019 research team at the National Institutes of Health * found that FTI\u2019s\u00a0prevented and even reversed the most devastating effect of Progeria in mice: cardiovascular disease.* \"We were amazed that [the drug] worked so well,\" says Francis Collins, a geneticist and former director of the National Human Genome Research Institute, who was senior author for the research team that identified the Progeria gene mutation in 2003. \u201cNot only did this drug prevent these mice from developing cardiovascular disease, it reversed damage in mice that already had disease.\u201d\r\n\r\nThe Progeria mice develop heart disease that mirrors that of children with Progeria. The authors found that the FTI was both able to prevent the development of heart disease to some degree when mice were treating from the time they were weaned, and partially reverse established disease when mice were treated beginning at age 9 months. \u201cOne of the striking things from my perspective was the ability to reverse disease, \u201d Collins said, which is critical given that Progeria is generally not diagnosed at birth, but only when children begin to show symptoms, when part of the damage already has been done.\r\n\r\n\"If these drugs are found to have similar effects in children, this could mark a major breakthrough for treating this devastating disease,\" said NHLBI\u2019s Dr. Nabel, who was a co-author of the study. \"In addition, these findings shed light on the potential role of FTI drugs to treat other forms of coronary artery disease.\"\r\n\r\nView the article in <em>Scientific American<\/em>, \u201cNew Hope for Progeria: Drug for Rare Aging Disease\u201d, at <a title=\"https:\/\/www.sciam.com\/article.cfm?id=new-hope-for-progeria-drug-for-rare-aging-disease\" href=\"https:\/\/www.sciam.com\/article.cfm?id=new-hope-for-progeria-drug-for-rare-aging-disease\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/www.sciam.com\/article.cfm?id=new-hope-for-progeria-drug-for-rare-aging-disease<\/a> and the NIH press release at <a title=\"https:\/\/www.nih.gov\/news\/health\/oct2008\/nhgri-06.htm\" href=\"https:\/\/www.nih.gov\/news\/health\/oct2008\/nhgri-06.htm\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/www.nih.gov\/news\/health\/oct2008\/nhgri-06.htm<\/a>\r\n\r\n<strong><em>* <\/em><\/strong><strong><a href=\"https:\/\/www.genome.gov\/Pages\/Research\/DIR\/100608PNAS_Progeria.pdf\" target=\"_blank\" rel=\"noopener noreferrer\">Capell, et. al,<\/a> \u201cA farnesyltransferase inhibitor prevents both the onset and late progression of cardiovascular disease in a Progeria mouse model.\u201d<em> Proceedings of the National Academy of Sciences, <\/em>Vol. 105, no. 41, 15902-15907 (Oct. 14, 2008)<\/strong>\r\n\r\nIn a second study that was published online in the Journal of Medical Genetics**, Dr. Maria Eriksson\u2019s research team at the Karolinska Institutet in Sweden created another mouse model of Progeria with abnormalities of the skin and teeth. \u00a0The mice are genetically engineered so that the Progeria mutation can be shut off at any time.\u00a0Once disease was apparent, the gene for Progeria was turned off.\u00a0After 13 weeks the skin was almost indistinguishable from normal skin. This study shows that in these tissues the expression of the Progeria mutation does not cause irreversible damage and that the reversal of disease is possible, which gives promise for treatment for Progeria.\r\n\r\n<strong>**Eriksson, et. al., \u201cReversible phenotype in a mouse model of Hutchinson-Gilford Progeria syndrome.\u201d <em>J. Med. Genet.<\/em> published online 15 Aug 2008; doi:10.1136\/jmg.2008.060772<\/strong>\r\nTo purchase this article, go to: <a href=\"https:\/\/jmg.bmj.com\/content\/early\/2008\/08\/15\/jmg.2008.060772.full.pdf+html\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/jmg.bmj.com\/cgi\/rapidpdf\/jmg.2008.060772v1<\/a>\r\n\r\n<strong>More Evidence of the Link between Progeria and Normal Aging and Heart Disease<\/strong>\r\n\r\nThese exciting Capell and Eriksson studies show that beyond Progeria, these results have the potential to benefit all patients with cardiovascular disease. Researchers have discovered that the toxic protein responsible for Progeria is actually produced at low levels in all humans, possibly accumulating as we age. Thus, by studying these rare children, we can further our understanding of a major mechanism of human aging\u2014and perhaps, find new ways to slow the process.[\/vc_column_text][vc_column_text]<strong>Here are some past headlines on Progeria research milestones that have helped advance the field at a fantastic pace:<\/strong>\r\n\r\n<strong>2007:<\/strong><a href=\"https:\/\/www.progeriaresearch.org\/2007_international_progeria_workshop_featured_in_journal_of_gerontology.html\">\r\n<\/a><a href=\"https:\/\/academic.oup.com\/biomedgerontology\/article\/63\/8\/777\/567351\/Highlights-of-the-2007-Progeria-Research?searchresult=1\" target=\"_blank\" rel=\"noopener noreferrer\">2007 International Progeria Workshop Featured in Journal of Gerontology\u00a0 <\/a>\r\n<a href=\"https:\/\/academic.oup.com\/biomedgerontology\/article\/63\/8\/777\/567351\/Highlights-of-the-2007-Progeria-Research?searchresult=1\">PRF-Funded Studies Provide Support for Drug Trial<\/a>\r\n\r\n<strong>2006:<\/strong><a href=\"https:\/\/www.progeriaresearch.org\/progeria-101faq\/\" target=\"_blank\" rel=\"noopener noreferrer\">\r\nResearch Suggests Link Between Progeria and Normal Aging<\/a>\r\n\r\n<strong>2005:\r\n<\/strong><a href=\"https:\/\/web-beta.archive.org\/web\/20170216041810\/https:\/\/www.progeriaresearch.org\/blocking_protein.html\" target=\"_blank\" rel=\"noopener noreferrer\">Exciting News on Potential Drug Treatments\r\nBlocking Protein May Prove Useful in Treating Progeria\r\nReversal of the cellular phenotype in the premature aging disease HGPS\r\n<\/a>\r\n<strong>2004:<\/strong> <a href=\"https:\/\/web-beta.archive.org\/web\/20170215204807\/https:\/\/www.progeriaresearch.org\/gene_mutation.html\" target=\"_blank\" rel=\"noopener noreferrer\">\r\nGene Mutation Causes Progressive Changes to Cell Structure in Children with Progeria<\/a>\r\n\r\n<strong>2003:\r\n<\/strong><a href=\"https:\/\/www.progeriaresearch.org\/identification-of-gene-gives-hope-to-children-with-progeria\/\" target=\"_blank\" rel=\"noopener noreferrer\">Identification of Gene Gives Hope to Children with Progeria Progeria Gene Discovered<\/a>[\/vc_column_text][\/vc_tta_section][\/vc_tta_accordion][\/vc_column][\/vc_row]\t\t","_et_gb_content_width":"","footnotes":"","_links_to":"","_links_to_target":""},"class_list":["post-754","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>whats news | The Progeria Research Foundation<\/title>\n<meta name=\"description\" content=\"We&#039;ve added What&#039;s New in Progeria Research, so visitors can easily access information on the most significant scientific publications on Progeria research.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" 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