{"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\/nl\/whats-new-in-progeria-research\/","title":{"rendered":"Wat is er nieuw in Progeria-onderzoek?"},"content":{"rendered":"<p>[et_pb_section fb_built=\u201d1\u2033 fullwidth=\u201don\u201d disabled_on=\u201duit|uit|uit\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=\u201dop|bureaublad\u201d title_font_size_tablet=\u201d45px\u201d title_font_size_phone=\u201d40px\u201d title_font_size_last_edited=\u201dop|telefoon\u201d z_index_tablet=\u201d500\u2033 custom_css_main_element=\u201dachtergrondpositie: midden 18% !belangrijk;\u201d global_colors_info=\u201d{}\u201d]<\/p>\n<h1>Wat is er nieuw in<\/h1>\n<h1>Progeria-onderzoek<\/h1>\n<p>[\/et_pb_fullwidth_header][\/et_pb_section][et_pb_section fb_built=\u201d1\u2033 use_custom_gutter=\u201daan\u201d gutter_width=\u201d1\u2033 specialty=\u201daan\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=\u201daan|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=\u201daan\u201d parallax_method=\u201duit\u201d inner_width=\u201d100%\u201d inner_max_width=\u201d100%\u201d custom_padding=\u201d0|0px|54px|0px|false|false\u201d z_index_tablet=\u201d500\u2033 border_width_top=\u201d10px\u201d border_color_top=\u201d#8fd2ed\u201d use_custom_width=\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_sidebar area=\u201det_pb_widget_area_18\u2033 disabled_on=\u201daan|aan|uit\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 type=\u201d3_4\u2033 specialty_columns=\u201d3\u2033 _builder_version=\u201d4.16\u2033 custom_padding=\u201d|||\u201d global_colors_info=\u201d{}\u201d custom_padding__hover=\u201d|||\u201d][et_pb_row_inner custom_padding_last_edited=\u201dop|telefoon\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=\u201dboven\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=\u201dinitial\u201d background_position=\u201dtop_left\u201d background_repeat=\u201dherhalen\u201d z_index_tablet=\u201d500\u2033 global_colors_info=\u201d{}\u201d]<\/p>\n<p>We hebben deze sectie toegevoegd zodat u eenvoudig toegang hebt tot informatie over de nieuwste en belangrijkste wetenschappelijke publicaties over progeriaonderzoek.<\/p>\n<p>Naast de hieronder gemarkeerde artikelen, zijn er nu honderden artikelen over Progeria en Progeria-gerelateerde onderwerpen. We raden u aan om PubMed te doorzoeken om de specifieke onderwerpen te vinden die u zoekt.<\/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;\">We zijn verheugd om twee spannende onderzoeksupdates met u te delen, die vandaag online zijn gepubliceerd in &#039;s werelds beste cardiovasculaire tijdschrift, <em>Circulatie (1):<\/em><\/p>\n<p style=\"font-weight: 400;\"><strong>Biomarker bij Progeria<br \/><\/strong>Een nieuwe manier om progerine te meten, het toxische eiwit dat Progeria veroorzaakt, is ontwikkeld door een team onder leiding van PRF medeoprichter en medisch directeur, Dr. Leslie Gordon. Met de ontdekking van deze biomarker, die bloedplasma gebruikt om progerineniveaus te meten, <strong>onderzoekers kunnen na een kortere tijdsperiode begrijpen hoe behandelingen deelnemers aan klinische proeven be\u00efnvloeden<\/strong>\u00a0en op meerdere punten tijdens elke klinische proef.<\/p>\n<p style=\"font-weight: 400;\">Deze test kan het klinische proefproces optimaliseren door:\u00a0<strong>het verstrekken van vroege informatie over de effectiviteit van de behandelingen die worden getest<\/strong>, als een aanloop naar andere klinische tests zoals gewichtstoename, dermatologische veranderingen, gewrichtscontractuur en -functie, enz., die allemaal veel meer tijd nodig hebben om zich te manifesteren. Deze klinische kenmerken van Progeria zijn belangrijke langetermijnmetingen van behandelingseffecten die nu worden aangevuld met de progerineniveaus die eerder in de therapie zijn gemeten. We kunnen nu mogelijk al vier maanden na het starten van de behandeling de voordelen van de behandeling begrijpen, of een behandeling stoppen die de proefdeelnemer mogelijk niet ten goede komt, om onnodige bijwerkingen te voorkomen.<\/p>\n<p style=\"font-weight: 400;\"><strong>Nog langere levens met lonafarnib<br \/><\/strong>Deze nieuwe en innovatieve manier om progerine te meten, versnelt niet alleen toekomstige ontdekkingen op het gebied van behandelingen en genezingen, maar geeft ook aan dat de <strong>Het langetermijnvoordeel van lonafarnib voor kinderen met Progeria is groter dan eerder vastgesteld<\/strong>.<\/p>\n<p style=\"font-weight: 400;\">Onderzoeksgegevens geven aan dat lagere progerinespiegels in het bloed overlevingsvoordelen weerspiegelden: hoe langer iemand met Progeria lonafarnib bleef gebruiken, hoe groter het overlevingsvoordeel van de therapie. Progerinespiegels werden met ongeveer 30-60% verlaagd zolang het medicijn werd ingenomen, en de levensverwachting van pati\u00ebnten die meer dan 10 jaar werden behandeld, werd geschat op een toename van bijna 5 jaar. Dat is <strong>meer dan 35% toename van de gemiddelde levensduur, van 14,5 jaar tot bijna 20 jaar<\/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>Voor meer informatie, zie hier ons persbericht<\/strong><\/a><\/p>\n<p style=\"font-weight: 400;\"><strong>\u201cEen van de meest opmerkelijke verhalen die ooit in deze podcast is gedeeld\u201d<br \/><\/strong>\u2013 Dr. Carolyn Lam, wereldberoemd hartspecialist en gastheer van de podcast\u00a0<em>Circulatie op de vlucht,\u00a0<\/em>over de reis die leidde tot deze opwindende bevindingen<em>.\u00a0<\/em><strong>Luister naar het volledige interview<\/strong>\u00a0over de diepgaande impact van deze studie rechtstreeks van Dr. Gordon. Luister\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>hier<\/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>vanaf 6:41).<br \/><a href=\"https:\/\/circulation.libsyn.com\/circulation-june-6-2023-issue\" data-outlook-id=\"400960e7-6963-4c50-a46e-c9e2a9c61646\"><strong>Luister naar Dr. Leslie Gordon op de Circulation on the Run-podcast<\/strong><\/a><\/p>\n<p style=\"font-weight: 400;\">En in juni verschenen er twee redactionele artikelen\u00a0<a href=\"https:\/\/www.progeriaresearch.org\/nl\/progerinbiomarker\/#2\" data-outlook-id=\"1759c28a-86a6-44d1-8036-451892296ac0\">(2)\u00a0<\/a>En\u00a0<a href=\"https:\/\/www.progeriaresearch.org\/nl\/progerinbiomarker\/#3\" data-outlook-id=\"254e3326-7fd7-403c-845f-7b9d02d6ef2b\">(3)<\/a>\u00a0werden gepubliceerd in\u00a0<em>Circulatie\u00a0<\/em>Hiermee wordt het cruciale belang van deze biomarker voor het verbeteren van behandelingen en genezing van kinderen met Progeria benadrukt, en voor een beter begrip van veroudering.<\/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>et al<\/em>Plasma Progerine bij pati\u00ebnten met Hutchinson-Gilford Progeria-syndroom: immunoassay-ontwikkeling en klinische evaluatie.\u00a0<em>Circulatie<\/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\">Progressie van hartafwijkingen bij het Hutchinson-Gilford Progeria-syndroom: een prospectieve longitudinale studie.<\/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>Circulatie<\/em>. 2023 6 juni;147(23):1782-1784. doi: 10.1161\/CIRCULATIONAHA.123.064370. Epub 2023 5 juni.<\/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\">Gemakkelijk beschikbare hulpmiddelen om progerine en progressie van hartziekten bij het Hutchinson-Gilford Progeria-syndroom te detecteren.<\/a><br \/>Eriksson M, Haugaa K, Rev\u00eachon G. <em>Circulatie<\/em>. 2023 6 juni;147(23):1745-1747. doi: 10.1161\/CIRCULATIONAHA.123.064765. Epub 2023 5 juni.<\/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;\">We zijn verheugd om de resultaten van<strong>\u00a0twee zeer opwindende baanbrekende studies over het gebruik van RNA-therapie\u00ebn<\/strong>\u00a0in Progeria-onderzoek. Beide studies werden medegefinancierd door The Progeria Research Foundation (PRF) en mede geschreven door PRF&#039;s medisch directeur, Dr. Leslie Gordon.<\/p>\n<p style=\"font-weight: 400;\">Progerine is het ziekteverwekkende eiwit in Progeria. De RNA-therapie\u00ebn verstoren het vermogen van het lichaam om progerine te produceren, door de productie ervan op RNA-niveau te blokkeren. Dit betekent dat<strong>\u00a0de behandeling is specifieker dan de meeste therapie\u00ebn<\/strong>\u00a0die progerine op prote\u00efneniveau aanpakken.<\/p>\n<p style=\"font-weight: 400;\">Hoewel elke studie een ander medicijnafgiftesysteem gebruikte, richtten beide studies zich op dezelfde basisbehandelingsstrategie, namelijk het remmen van de productie van RNA dat codeert voor het abnormale eiwit, progerine. Beide werden geleid door onderzoekers van de National Institutes of Health (NIH) en werden vandaag gepubliceerd in het tijdschrift\u00a0<em>Natuurgeneeskunde<\/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\">E\u00e9n studie<\/a>, onder leiding van Francis Collins, MD, PhD, directeur van het NIH, toonde aan dat de behandeling van Progeria-muizen met een medicijn genaamd SRP2001 r<strong>verminderde de schadelijke progerine mRNA- en prote\u00efne-expressie in de aorta<\/strong>, de belangrijkste slagader in het lichaam, en ook in andere weefsels. Aan het einde van de studie bleef de aortawand sterker en vertoonden de muizen een\u00a0<strong>verhoogde overleving van meer dan 60%<\/strong>.<\/p>\n<p style=\"font-weight: 400;\">&quot;Dat een gerichte RNA-therapie zulke significante resultaten laat zien in een diermodel geeft mij hoop dat dit kan leiden tot een grote vooruitgang in de behandeling van progeria&quot;, aldus Collins.<\/p>\n<p style=\"font-weight: 400;\">De\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\">andere studie<\/a>, onder leiding van Tom Misteli, PhD, directeur van het Center for Cancer Research, National Cancer Institute, NIH, toonde een\u00a0<strong>90 \u2013 95% reductie van het toxische progerine-producerende RNA<\/strong>\u00a0in verschillende weefsels na behandeling met een medicijn genaamd LB143. Misteli&#039;s lab ontdekte dat progerine-eiwitreductie het meest effectief was in de lever, met aanvullende verbeteringen in het hart en de aorta.<\/p>\n<p style=\"font-weight: 400;\">We weten nu dat er meerdere manieren zijn om de productie van het schadelijke progerine-eiwit te verminderen met behulp van RNA-therapie\u00ebn. Elke studie vond verschillende stukken RNA in de muismodellen die, wanneer gericht, een effectief pad voor behandeling opleverden, wat resulteerde in\u00a0<strong>Progeria-muizen die veel langer leefden dan de muizen die in eerdere onderzoeken met Zokinvy (lonafarnib) werden behandeld<\/strong>, het enige door de FDA goedgekeurde medicijn voor kinderen met Progeria. Bovendien ontdekten onderzoekers dat een combinatiebehandeling met RNA-therapie\u00ebn en Zokinvy (lonafarnib) de progerine-eiwitniveaus in de lever en het hart effectiever verlaagde dan beide behandelingen afzonderlijk.<\/p>\n<p style=\"font-weight: 400;\">\u201cDeze twee uiterst belangrijke onderzoeken tonen aan dat\u00a0<strong>grote ontwikkelingen die nu voor ons liggen<\/strong>\u00a0op het gebied van gerichte Progeria-therapie\u00ebn,\u201d zei PRF medisch directeur, Dr. Leslie Gordon. \u201cIk was verheugd om met deze briljante onderzoeksgroepen samen te werken om RNA-therapie voor kinderen met Progeria te verbeteren. Beide zijn opwindende proof-of-principle-studies en\u00a0<strong>PRF is enthousiast om door te gaan met klinische proeven<\/strong>\u00a0die deze behandelingsstrategie\u00ebn toepassen.<\/p>\n<p style=\"font-weight: 400;\">\u2014<\/p>\n<p style=\"font-weight: 400;\">Erdos, MR, Cabral, WA, Tavarez, UL\u00a0<em>et al.<\/em>\u00a0Een gerichte antisense therapeutische aanpak voor het Hutchinson-Gilford progeriasyndroom.\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>et al.<\/em>\u00a0Systematische screening identificeert therapeutische antisense-oligonucleotiden voor het Hutchinson-Gilford-progeriasyndroom.\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;\">Het wetenschappelijke tijdschrift\u00a0<em>Natuur<\/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\">gepubliceerde baanbrekende resultaten<\/a>\u00a0waaruit blijkt dat genetische bewerking in een muizenmodel van Progeria de mutatie corrigeert die Progeria in veel cellen veroorzaakt, een aantal belangrijke ziektesymptomen verbetert en de levensduur van de muizen aanzienlijk verhoogt.<\/p>\n<p style=\"font-weight: 400;\">Medegefinancierd door PRF en mede geschreven door PRF&#039;s medisch directeur Dr. Leslie Gordon, ontdekte de studie dat met een enkele injectie van een base-editor die geprogrammeerd was om de ziekteveroorzakende mutatie te corrigeren, muizen 2,5 keer langer overleefden dan onbehandelde Progeria-muizen, tot een leeftijd die overeenkomt met het begin van de ouderdom bij gezonde muizen. Belangrijk is dat behandelde muizen ook gezond vaatweefsel behielden - een significante bevinding, aangezien verlies van vasculaire integriteit een voorspeller is van sterfte bij kinderen met Progeria.<\/p>\n<p style=\"font-weight: 400;\">Het onderzoek werd gezamenlijk geleid door David Liu, PhD, een expert op het gebied van genetische bewerking van het Broad Institute van het MIT, Jonathan Brown, universitair hoofddocent geneeskunde bij de afdeling cardiovasculaire geneeskunde aan de Vanderbilt University, en Francis Collins, MD, PhD, directeur van de National Institutes of Health.<\/p>\n<p style=\"font-weight: 400;\">&quot;Deze dramatische respons zien in ons Progeria-muismodel is een van de meest opwindende therapeutische ontwikkelingen waar ik in 40 jaar als arts-wetenschapper aan heb meegewerkt&quot;, aldus Dr. Collins.<\/p>\n<p style=\"font-weight: 400;\">\u201cVijf jaar geleden waren we nog bezig met de ontwikkeling van de allereerste base-editor,\u201d zei Dr. Liu. \u201cAls je me toen had verteld dat binnen vijf jaar een enkele dosis van een base-editor Progeria in een dier op het niveau van DNA, RNA, prote\u00efne, vasculaire pathologie en levensduur zou kunnen aanpakken, zou ik hebben gezegd: \u2018dat kan niet.\u2019 Het is een echt bewijs van de toewijding van het team dat dit werk mogelijk heeft gemaakt.\u201d<\/p>\n<p style=\"font-weight: 400;\">Er zijn aanvullende preklinische studies nodig om deze resultaten te onderzoeken, waarvan we hopen dat ze ooit zullen leiden tot een klinische proef. Lees meer over dit opwindende nieuws in dit\u00a0<em>Wall Street-journaal<\/em>\u00a0<a href=\"https:\/\/www.wsj.com\/articles\/crispr-gene-editing-treatment-could-point-way-to-fix-for-deadly-aging-disease-11609950054\">artikel<\/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;\">Op 20 november 2020 heeft PRF een belangrijk onderdeel van onze missie voltooid: lonafarnib, de allereerste behandeling voor Progeria, heeft goedkeuring gekregen van de FDA.<\/p>\n<p style=\"font-weight: 400;\">Progeria behoort nu tot de zeldzame ziekten waarvoor de FDA een behandeling heeft goedgekeurd.* Kinderen en jongvolwassenen met Progeria in de VS kunnen nu op recept lonafarnib (nu &#039;Zokinvy&#039; genoemd) krijgen, in plaats van via een klinische proef.<\/p>\n<p style=\"font-weight: 400;\">Deze belangrijke mijlpaal is bereikt dankzij 13 jaar hard werken aan onderzoek, bestaande uit vier klinische onderzoeken die allemaal geco\u00f6rdineerd werden door PRF, mogelijk gemaakt werden door de dappere kinderen en hun families en gefinancierd werden door jullie, de geweldige gemeenschap van donateurs van PRF.<\/p>\n<p style=\"font-weight: 400;\"><a href=\"https:\/\/www.progeriaresearch.org\/nl\/2020\/11\/20\/fda-approval\/\">Klik hier<\/a> voor meer informatie.<\/p>\n<p>&nbsp;<\/p>\n<\/div>\n<p>*300 zeldzame ziekten waarvoor een door de FDA goedgekeurde behandeling bestaat (https:\/\/www.rarediseases.info.nih.gov\/diseases\/FDS-orphan-drugs)\/7.000 zeldzame ziekten waarvan de moleculaire basis bekend is (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\">Een nieuwe studie gepubliceerd in The Journal of the American Medical Association (JAMA) meldt dat lonafarnib, een farnesyltransferase-remmer (FTI), hielp de overleving te verlengen bij kinderen met Progeria. De studie toonde aan dat behandeling met alleen lonafarnib vergeleken met geen behandeling geassocieerd werd met een significant lager sterftecijfer (3,7% vs. 33,3%) na een mediaan van 2,2 jaar follow-up.<strong>\u00a0Dit is het eerste bewijs dat lonafarnib alleen de overleving bij deze dodelijke ziekte kan verbeteren.<\/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\/nl\/first-ever-demonstrate-survival-benefit-in-progeria\/\"><strong>Klik hier<\/strong>\u00a0voor meer informatie.<\/a><\/p>\n<p>Verband tussen behandeling met lonafarnib en geen behandeling met het sterftecijfer bij pati\u00ebnten met het Hutchinson-Gilford Progeria-syndroom, 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>JAMA-nummer,<\/em>\u00a024 april 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\/nl\/results-of-triple-drug-trial-for-progeria-published\/\">Juli 2016: Resultaten van de drievoudige proef<\/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 een artikel gepubliceerd in\u00a0<em>Deskundig advies<\/em>\u00a0en geschreven door directeur Audrey Gordon en medisch directeur Leslie Gordon, bespreken de twee PRF-leiders de geschiedenis, doelen en prestaties van PRF en hoe de PRF-programma&#039;s cruciaal zijn geweest in de reis van onbekendheid naar behandeling.<\/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\">*\u201dDe Progeria Research Foundation: haar opmerkelijke reis van onbekendheid naar behandeling\u201d 30 oktober 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>De auteurs schrijven: \u201cHet is onze hoop dat de beschrijving van de PRF-programma&#039;s en -diensten die volgt, samen met een verslag van hoe zij PRF helpen haar missie te volbrengen om kinderen met Progeria te redden, anderen zal helpen en inspireren om soortgelijke actie te ondernemen voor de vele zeldzame ziektepopulaties die onmiddellijke aandacht nodig hebben.\u201d<\/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>Deze studie toont aan dat er bewijs is dat een farnesyltransferaseremmer (FTI) de levens van kinderen met Progeria met ten minste anderhalf jaar kan verlengen. De studie toonde een verlenging van de gemiddelde overleving van 1,6 jaar gedurende de zes jaar na aanvang van de behandeling. Twee extra medicijnen die later in de trials werden toegevoegd, pravastatine en zoledronaat, kunnen ook bijdragen aan deze bevinding.\u00a0<strong>Dit is het eerste bewijs dat behandelingen de overlevingskans bij deze dodelijke ziekte be\u00efnvloeden.<\/strong><\/p>\n<p><a href=\"https:\/\/www.progeriaresearch.org\/nl\/2014\/05\/06\/drug-increases-lifespan\/\">Klik hier<\/a>\u00a0voor meer informatie.<\/p>\n<p>Impact van farnesyleringsremmers op overleving bij het Hutchinson-Gilford Progeria-syndroom, 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 en de Progeria Clinical Trials Collaborative;\u00a0<em>Circulatie<\/em>, 2 mei 2014 (online).<\/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>De resultaten van\u00a0<a href=\"https:\/\/www.progeriaresearch.org\/nl\/clinical-trial\/\" target=\"_blank\" rel=\"noopener noreferrer\">de allereerste klinische medicijnproef voor kinderen<\/a>\u00a0met Progeria blijkt dat Lonafarnib, een type farnesyltransferaseremmer (FTI) dat oorspronkelijk is ontwikkeld om kanker te behandelen, effectief is gebleken voor Progeria. Elk kind vertoont verbetering op een of meer van de vier volgende manieren: extra gewichtstoename, beter gehoor, verbeterde botstructuur en\/of, het allerbelangrijkst, toegenomen flexibiliteit van bloedvaten. De studie* werd gefinancierd en geco\u00f6rdineerd door The 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\">Klik hier<\/a>\u00a0voor meer informatie.<\/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, Klinische proef van een farnesyltransferaseremmer bij kinderen met Hutchinson-Gilford Progeria-syndroom,\u00a0<strong><a href=\"https:\/\/www.pnas.org\/cgi\/doi\/10.1073\/pnas.1202529109\" target=\"_blank\" rel=\"noopener noreferrer\">Handelingen van de Nationale Academie van Wetenschappen<\/a>,\u00a0<\/strong>9 oktober 2012 jaargang 109 nr. 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\">Spaanse en Franse wetenschappers onder leiding van Carlos L\u00f3pez-Otin (Oviedo) en Nicolas L\u00e9vy (Marseille) hebben een opwindende studie gepubliceerd die kan resulteren in een nieuwe benadering voor de behandeling van Progeria (1). Terwijl medicijnen die tot nu toe in de klinische proeven van PRF zijn gebruikt, gericht waren op veranderingen in het abnormale lamin A-eiwit (progerine) dat in Progeria-cellen wordt gemaakt, wordt in het nieuwe werk de afwijkende &quot;splicing&quot; van het lamin A-messenger-RNA (mRNA) dat codeert voor het lamin A-eiwit geblokkeerd, wat resulteert in een verlaging van de productie van progerine. Het gebruikte blokkerende middel is een klein gemodificeerd RNA-molecuul waarvan de sequentie complementair is aan de regio van het Progeria-mRNA waar de splicing plaatsvindt. Dit molecuul bindt zich aan de splice-site en voorkomt de binding daar van het complex van eiwit- en RNA-moleculen dat nodig is voor splicing (het &quot;spliceosoom&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>Dat afwijkende splicing in gekweekte huidcellen van Progeria op deze manier kan worden voorkomen, werd in 2005 aangetoond (2). Voor de behandeling van pati\u00ebnten moet het remmende reagens echter intact in alle weefsels van de pati\u00ebnt worden toegediend. Het duurde nog eens zes jaar en er was werk in verschillende laboratoria nodig om deze &#039;toedieningsmethoden&#039; te ontwikkelen.<\/p>\n<p>In het nieuwe onderzoek (1) resulteerde het blokkeren van de afwijkende splicing in de modelmuis in indrukwekkende resultaten. Er waren duidelijke reducties in progerineconcentraties in alle geanalyseerde weefsels, behalve skeletspieren, die mogelijk een verminderde opname van het blokkerende middel hebben. De modelmuizen herhaalden veel van de fenotypes van Progeria-pati\u00ebnten, waaronder<\/p>\n<ul>\n<li>Sterk verkorte levensduur (103 dagen vergeleken met 2 jaar voor wilde-type muizen.)<\/li>\n<li>Vermindering van de groeisnelheid.<\/li>\n<li>Abnormale houding met kromming van de wervelkolom.<\/li>\n<li>Ernstige nucleaire afwijkingen als gevolg van progerine-accumulatie.<\/li>\n<li>Algemeen verlies van de vetlaag onder de huid.<\/li>\n<li>Diepgaande botafwijkingen.<\/li>\n<li>Cardiovasculaire veranderingen, waaronder aanzienlijk verlies van gladde spiercellen in de bloedvaten.<\/li>\n<li>Veranderingen in de concentraties van verschillende hormonen in het circulerende bloedplasma, waaronder insuline en groeihormoon.<\/li>\n<\/ul>\n<p>De\u00a0<strong>in levenden lijve\u00a0<\/strong>Het aantonen van de doeltreffendheid van het verminderen van de progerineproductie door het blokkeren van de afwijkende splicing is een sterke kandidaat voor een waardevolle nieuwe benadering van de behandeling van 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>Nummer 106, online vooruitpublicatie, 26 oktober (2011).<\/p>\n<p>(2) Scaffidi, P. en Misteli, T. Omkering van het cellulaire fenotype bij de vroegtijdige verouderingsziekte Hutchinson-Gilford progeriasyndroom, 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>Onderzoekers van de National Institutes of Health en het Massachusetts General Hospital in Boston, MA hebben vandaag een nieuwe studie gepubliceerd in\u00a0<em>Wetenschap, Translationele Geneeskunde<\/em>\u00a0die kan leiden tot een nieuwe medicamenteuze behandeling voor kinderen met Progeria.*<\/p>\n<p><em>Rapamycine<\/em> is een door de FDA goedgekeurd medicijn waarvan eerder is aangetoond dat het de levensduur van niet-progeria muismodellen verlengt. Deze nieuwe studie toont aan dat rapamycine de hoeveelheid van het ziekteverwekkende eiwit progerine met 50% verlaagt, de abnormale kernvorm verbetert en de levensduur van progeriacellen verlengt. Deze studie levert het eerste bewijs dat rapamycine de schadelijke effecten van progerine bij kinderen met progeria kan verminderen.<\/p>\n<p>Er is enorm veel media-aandacht voor dit onderwerp! Klik hieronder voor links naar mediaverhalen:<\/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\">Wall Street Journal Gezondheidsblog<\/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\">Amerikaans nieuws en wereldrapport<\/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\">Wetenschappelijk tijdschrift<\/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\">Boston Globe<\/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\">CNN<\/a><br \/><\/strong><\/p>\n<p>De Progeria Research Foundation was verheugd om cellen voor dit project te kunnen leveren van de\u00a0<strong><a href=\"https:\/\/www.progeriaresearch.org\/nl\/cell-and-tissue-bank\/\">PRF-cel- en weefselbank<\/a><\/strong>en help het onderzoek te financieren via onze\u00a0<strong><a href=\"https:\/\/www.progeriaresearch.org\/nl\/grants-funded\/\">subsidieprogramma<\/a>.<\/strong><\/p>\n<p>Deze nieuwe, interessante studie toont aan hoe snel progeriaonderzoek verloopt en biedt meer inzicht in het verouderingsproces dat ons allemaal treft.<\/p>\n<p><strong>*\u201dRapamycine keert cellulaire fenotypes om en verbetert de verwijdering van mutante eiwitten in Hutchinson-Gilford Progeria-cellen\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 juni 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\">CBS Avondnieuws<\/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\">Wall Street-journaal<\/a>\u00a0En\u00a0<a href=\"https:\/\/www.webmd.com\/healthy-aging\/news\/20110613\/scientists-find-new-clues-to-aging\" target=\"_blank\" rel=\"noopener noreferrer\">Anderen<\/a>\u00a0Rapport over nieuwe studie<\/p>\n<p class=\"yiv314624100msonormal\">Onderzoekers van de National Institutes of Health hebben een voorheen onbekende link ontdekt tussen Progeria en veroudering. De bevindingen bieden inzicht in de relatie tussen het toxische, Progeria-veroorzakende eiwit bekend als\u00a0<strong>progerine\u00a0<\/strong>En\u00a0<strong>telomeren<\/strong>, die de uiteinden van het DNA in cellen beschermen totdat ze na verloop van tijd afslijten en de cellen afsterven.<\/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\">Progerine-expressieve cellen van normale individuen vertonen tekenen van veroudering. DNA in de kern is blauw gekleurd. Telomeren worden gezien als rode stippen.<\/p><\/div>\n<p class=\"yiv314624100msonormal\">De studie* verschijnt in de vroege online editie van het Journal of Clinical Investigation van 13 juni 2011. De conclusie is dat bij normale veroudering korte of disfunctionele telomeren cellen stimuleren om progerine te produceren, wat geassocieerd wordt met leeftijdsgebonden celschade.<\/p>\n<p class=\"yiv314624100msonormal\">\u201c<strong>Voor het eerst weten we dat telomeerverkorting en disfunctie de productie van progerine be\u00efnvloeden,\u201d zegt Leslie B. Gordon, MD, PhD, medisch directeur van de Progeria Research Foundation. \u201cDus deze twee processen, die beide de cellulaire veroudering be\u00efnvloeden, zijn feitelijk met elkaar verbonden.\u201d<\/strong><\/p>\n<p class=\"yiv314624100msonormal\">Eerder onderzoek heeft aangetoond dat progerine niet alleen wordt geproduceerd bij kinderen met Progeria, maar dat het in kleinere hoeveelheden wordt geproduceerd bij ons allemaal, en dat progerineniveaus toenemen met het ouder worden. Onafhankelijk daarvan is eerder onderzoek naar telomeerverkorting en disfunctie geassocieerd met normale veroudering. Sinds 2003, met de ontdekking van de Progeria-genmutatie en het progerine-eiwit dat de ziekte veroorzaakt, is een van de belangrijkste onderzoeksgebieden gericht op het begrijpen of en hoe Progeria en veroudering met elkaar verbonden zijn.<\/p>\n<p class=\"yiv314624100msonormal\">&quot;Het verbinden van dit zeldzame ziekteverschijnsel met normale veroudering werpt op een belangrijke manier vruchten af&quot;, aldus NIH-directeur Francis S. Collins, MD, PhD, een van de hoofdauteurs van het artikel. &quot;Deze studie benadrukt dat waardevolle biologische inzichten worden verkregen door zeldzame genetische aandoeningen zoals Progeria te bestuderen. Vanaf het begin hadden we het gevoel dat Progeria ons veel te leren had over het normale verouderingsproces.&quot;<\/p>\n<p class=\"yiv314624100msoplaintext\">Wetenschappers hebben telomeren en progerine traditioneel apart bestudeerd. Hoewel er nog veel te leren valt over de vraag of deze nieuwe verbinding kan leiden tot een genezing voor kinderen met Progeria of mogelijk kan worden toegepast op het verlengen van de menselijke levensduur, levert deze studie verder bewijs dat progerine, het toxische eiwit dat werd ontdekt door de genmutatie in Progeria te vinden, een rol speelt in het normale verouderingsproces.<\/p>\n<p class=\"yiv314624100msoplaintext justifyleft\"><strong>*<em>Progerine en telomeerdisfunctie werken samen om cellulaire veroudering in normale menselijke fibroblasten te veroorzaken<\/em>, Cao et al.,\u00a0<em>J Clin Invest\u00a0<\/em>doi:10.1172\/JCI43578.<\/strong><\/p>\n<p class=\"yiv314624100msoplaintext\"><a href=\"https:\/\/www.progeriaresearch.org\/nl\/assets\/files\/pdf\/psa_ads\/NIH%20Press%20Release.pdf\/\">Klik hier<\/a>\u00a0voor de volledige tekst van het NIH-persbericht.<\/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\">Een onlangs ontdekte genmutatie die verband houdt met een Progeria-achtige ziekte, kan de deur openen naar mogelijke nieuwe behandelingen voor vroegtijdige verouderingsstoornissen en kan nieuw inzicht bieden in normaal verouderingsproces.<\/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>Een onderzoeksteam onder leiding van Progeria-onderzoeker<strong>\u00a0Dokter Carlos L\u00f3pez-Ot\u00edn<\/strong>\u00a0van de Universiteit van Oviedo in Spanje kwamen twee families tegen waarvan de kinderen een voorheen onbekende versnelde verouderingsziekte hadden die vergelijkbaar was met Progeria. De kinderen vertoonden geen defecten in genen die eerder in verband waren gebracht met progero\u00efde ziekten, maar door de &quot;coderende&quot; delen van hun genoom te bestuderen, vond het team een defect in een gen genaamd BANF1. Familieleden met de progero\u00efde ziekte hadden zeer lage hoeveelheden van het eiwit dat door BANF1 wordt gemaakt en, net als mensen met Progeria, waren de nucleaire enveloppen in hun cellen opvallend abnormaal. De afwijkingen verdwenen in celcultuurexperimenten toen het defecte gen werd vervangen door de juiste versie. De bevindingen werden gepubliceerd in de\u00a0<em>Amerikaans tijdschrift voor menselijke genetica\u00a0<\/em>in mei 2011.<\/p>\n<p>BANF1 voegt zich nu bij de groep bekende genen die invloed lijken te hebben op bepaalde vormen van vroegtijdige veroudering, en die mogelijk ook normale veroudering be\u00efnvloeden.<\/p>\n<p>De afgelopen jaren hebben wetenschappers de normale veroudering op moleculair niveau beter kunnen begrijpen, deels dankzij studies van premature verouderingssyndromen zoals deze en Progeria, die &quot;de vroege ontwikkeling van kenmerken veroorzaken die normaal gesproken worden geassocieerd met gevorderde leeftijd&quot;, aldus L\u00f3pez-Ot\u00edn. Hij voegde toe dat zijn studie &quot;het belang van de nucleaire lamina voor menselijke veroudering onderstreept en het nut aantoont van de nieuwe methoden van genoomsequentiebepaling om de genetische oorzaak van zeldzame en verwoestende ziekten te identificeren, die traditioneel weinig aandacht hebben gekregen.&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;Exome-sequencing en functionele analyse identificeren BANF1-mutatie als de oorzaak van een erfelijk progeroidsyndroom.&quot;<em>\u00a0American Journal of Human Genetics, 5 mei 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>Op 26 augustus 2010,\u00a0<em>Arteriosclerose, trombose en vasculaire biologie<\/em>\u00a0elektronisch gepubliceerd, v\u00f3\u00f3r de druk, de resultaten van een studie die Progeria en typische cardiovasculaire veroudering vergelijkt, getiteld &quot;Cardiovasculaire pathologie in Hutchinson-Gilford Progeria: Correlatie met de vasculaire pathologie van veroudering&quot;. De studie ontdekte dat progerine, het abnormale eiwit dat Progeria veroorzaakt, ook aanwezig is in de vasculatuur van de algemene bevolking en toeneemt met de leeftijd, wat bijdraagt aan het groeiende geval dat er parallellen zijn tussen normale veroudering en progeria-veroudering.<\/p>\n<p>Onderzoekers bestudeerden cardiovasculaire autopsie\u00ebn en de progerineverdeling bij pati\u00ebnten met Progeria en bij een groep zonder Progeria tussen de leeftijd van \u00e9\u00e9n maand en 97 jaar. Ze ontdekten dat progerine bij personen zonder Progeria gemiddeld met 3,3 procent per jaar toenam in de kransslagaders.<\/p>\n<p>&quot;We vonden overeenkomsten tussen veel aspecten van hart- en vaatziekten in zowel Progeria als de atherosclerose die miljoenen mensen over de hele wereld treft&quot;, aldus Dr. Leslie Gordon, hoofdauteur van de studie en medisch directeur van The Progeria Research Foundation. &quot;Door een van de zeldzaamste ziekten ter wereld te onderzoeken, krijgen we cruciaal inzicht in een ziekte die miljoenen mensen over de hele wereld treft. Doorlopend onderzoek heeft het potentieel om een aanzienlijke impact te hebben op ons begrip van hartziekten en veroudering.&quot;<\/p>\n<p>Deze studie ondersteunt de mogelijkheid dat progerine bijdraagt aan het risico op atherosclerose bij de algemene bevolking. Het verdient daarom nader onderzoek als een potenti\u00eble nieuwe eigenschap die het risico op hartziekten kan helpen voorspellen.<\/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 \/>\u201cCardiovasculaire pathologie bij Hutchinson-Gilford Progeria: correlatie met de vasculaire pathologie van veroudering\u201d<\/a>.\u00a0<\/strong><strong><em>Arterioscler trombus Vasc Biol.<\/em><\/strong><strong>\u00a02010\u00a0<\/strong><strong>nov;30(11):2301-9; Epub 26 augustus 2010.<\/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 dit artikel hebben Catherine Shanahan en haar groep aan de Universiteit van Oxford een grote stap voorwaarts gemaakt in het verhelderen van een belangrijke stap in de veroudering van menselijke bloedvaten (vasculaire veroudering). De experimenten zijn direct afgeleid van werk aan Progeria, uitgevoerd in een aantal laboratoria. De twee belangrijkste bevindingen van de Shanahan-groep zijn: (1) prelamine A hoopt zich op in vasculaire gladde spiercellen (VSMC&#039;s) van oudere individuen, maar niet van jonge individuen, en (2) deze ophoping is, ten minste gedeeltelijk, het gevolg van uitputting van het enzym FACE1. FACE1 (ook wel Zmpte24 genoemd) is vereist voor het verwijderen van de farnesylgroep in prelamine A, tijdens de verwerking tot normale lamine A, een cruciaal onderdeel van de celkern.<\/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>Deze situatie is erg vergelijkbaar met die in Progeria. Daar behoudt prelamine A (progerine genoemd) de farnesylgroep. De eerste stap in het veroorzaken van de ziekte is het falen om de farnesylgroep te verwijderen. Dit falen gebeurt omdat de Progeria-mutatie resulteert in het verwijderen van het deel van prelamine A dat nodig is voor FACE 1 om de farnesylgroep te binden en te verwijderen. De oorzaak van de defecten in veroudering en Progeria zijn dus hetzelfde: FACE1 kan zijn werk niet doen.<\/p>\n<p>Het is al een aantal jaren bekend dat farnesyltransferaseremmers (FTI&#039;s) de aanwezigheid van nucleaire markers van ziekte in Progeria-cellen remmen (en kunnen omkeren). Nu hebben Shanahan et al. ontdekt dat FTI&#039;s de verschijning van vergelijkbare nucleaire markers in cellen van oudere normale individuen remmen. FTI&#039;s worden momenteel gebruikt in klinische onderzoeken naar Progeria en Shanahan et al. merken op dat deze klinische onderzoeken &quot;verder licht zullen werpen op het therapeutische potentieel van deze medicijnen bij de behandeling van veroudering.&quot;<\/p>\n<p>De onderzoeken die in dit artikel worden beschreven, zijn tot nu toe het beste voorbeeld van hoe onderzoeken naar Progeria ons inzicht in normaal verouderingsproces vergroten.<\/p>\n<p><strong>Ragnauth CD, Warren DT, Liu Y, Shanahan CM et al, \u201cPrelamine A versnelt de veroudering van gladde spiercellen en is een nieuwe biomarker voor vasculaire veroudering bij mensen.\u201d Circulation: 25 mei 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\">In onze februari-posting van &quot;Wat is er nieuw in Progeria Research&quot; rapporteerden we bewijs dat een farnesyltransferaseremmer (FTI) de symptomen van de ziekte verlicht door de farnesylering van progerine, en niet door het remmen van andere eiwitten dan progerine. De UCLA-groep onder leiding van voormalige PRF-onderzoekssubsidies Stephen Young en Loren Fong heeft nu resultaten gerapporteerd met een andere ernstige progero\u00efde laminopathie die deze conclusie ondersteunen. Bij Restrictieve Dermatologie (RD) blijft prelamine A gefarnesyleerd, zoals het geval is voor progerine bij Progeria-pati\u00ebnten. RD-prelamine A heeft niet de 50 aminozuurdeletie van progerine, maar heeft de terminale 15 aminozuren aan het carboxyluiteinde van prelamine A behouden, die in progerine wordt afgesplitst.<\/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 en collega&#039;s bereidden een nieuw modelmuis voor waarvan prelamine A, in tegenstelling tot RD-prelamine A, niet gefarnesyleerd is, maar wel de 15 aminozuursequentie behoudt die normaal gesproken wordt gesplitst in het pad om lamin A te synthetiseren. Deze muis heeft geen progero\u00efde symptomen, wat aangeeft dat bij RD, evenals bij Progeria, de aanwezigheid van de farnesylgroep, en niet een verandering in aminozuursequentie, verantwoordelijk is voor de ziektesymptomen.<\/p>\n<p><strong>DaviesBS, Barnes RH 2e, 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\">\u201cEen ophoping van niet-gefarnesyleerd prelamine A veroorzaakt cardiomyopathie, maar geen progeria\u201d<\/a>,<\/strong><strong><em>\u00a0Hum Mol Genet.<\/em>\u00a026 april 2010. [Epub v\u00f3\u00f3r druk]<\/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>De auteurs evalueerden de mogelijkheid dat de verbetering van progero\u00efde ziekte door een farnesyltransferase-remmer (FTI) in een muizenmodel van Progeria te wijten is aan het effect van het medicijn op farnesylering van andere prote\u00efne(n) dan progerine. Ze construeerden een muis die ongefarnesyleerde progerine maakte, maar geen gefarnesyleerde progerine. Deze muis ontwikkelde ook progeria-achtige ziektefenotypes, maar FTI verbeterde deze niet. Dit resultaat geeft aan dat het medicijn niet werkt door andere prote\u00efnen dan progerine te remmen; het moet werken op de farnesylering van progerine, de biochemische stap die niet aanwezig is in het geteste model.<\/p>\n<p><strong>Yang SH, Chang SY, Andres DA, Spielmann HP, Young SG, Fong LG. \u201cBeoordeling van de werkzaamheid van prote\u00efne farnesyltransferase-remmers in muismodellen van progeria.\u201d<em><br \/>J Lipide Res.<\/em>\u00a02010 feb;51(2):400-5. Epub 26 okt 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\">In 1921 publiceerde F. Scott Fitzgerald een kort verhaal getiteld &#039;The Curious Case of Benjamin Button&#039;, dat in 2008 werd verfilmd met Brad Pitt in de hoofdrol. Het hoofdpersonage van Fitzgeralds fictieve werk wordt geboren met een zeer zeldzame aandoening waarbij hij eruitziet als een oudere persoon. Het belangrijkste verschil tussen het fictieve individu en individuen met HGPS is dat Fitzgeralds personage jonger wordt naarmate de jaren verstrijken. Dit artikel presenteert wetenschappelijk de mogelijkheid dat Fitzgerald zijn personage, Benjamin Button, bewust baseerde op individuen met HGPS, en dat HGPS-individuen niet alleen het uiterlijk van een oudere persoon zouden kunnen hebben, maar ook daadwerkelijk fysieke veroudering zouden kunnen ondergaan, wat onderzoekers in staat zou stellen waardevolle informatie te verkrijgen over de behandeling van kwalen die gewoonlijk worden geassocieerd met het natuurlijke proces van veroudering.<\/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, \u201cHutchinson-Gilford Progeria-syndroom: de presentatie ervan in het korte verhaal &#039;The Curious Case of Benjamin Button&#039; van F. Scott Fitzgerald en de orale manifestaties ervan.\u201d<br \/><em>J. Dent.Res.<\/em>\u00a02009 okt 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>Eerder is aangetoond dat HGPS veel fundamentele cellulaire functies be\u00efnvloedt, waaronder replicatie, genexpressie en DNA-herstel. Busch en collega&#039;s hebben het transport van eiwitten van het cytoplasma naar de kern aan deze lijst toegevoegd. Alle eiwitten worden gesynthetiseerd in het cytoplasma en de eiwitten die uiteindelijk in de kern terechtkomen, moeten door het kernmembraan heen. Het transport wordt bereikt via kanalen in het kernmembraan, die &#039;kernpori\u00ebn&#039; worden genoemd. Veel eiwitten zijn te groot om eenvoudigweg door de kernpori\u00ebn te diffunderen, maar worden erdoorheen &#039;geleid&#039; door speciale eiwitten die voor dit doel zijn ge\u00ebvolueerd. In dit artikel werd ontdekt dat cellen die het gemuteerde gen tot expressie brengen dat verantwoordelijk is voor HGPS, door directe meting een verminderd transport van eiwitten naar de kernen hebben.<\/p>\n<p><strong>Busch A, Kiel T, Heupel WM, Wehnert M, Huebner S., \u201cDe import van nucleaire eiwitten is verminderd in cellen die lamin A-mutanten tot expressie brengen die nucleaire envelopathie veroorzaken.\u201d\u00a0<em>Exp Cel Res.\u00a0<\/em>11 mei 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\">Dit artikel is een zeer doordacht en actueel overzicht dat interessant zal zijn voor onderzoekers die werken aan progeroide ziekten (met nadruk op HGPS) en hun relatie met normale veroudering. Het raakt ook de relatie tussen veroudering en kanker. Onderwerpen die aan bod komen zijn:<\/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 Structuur en organisatie bieden: nucleaire architectuur en genoomintegriteit<br \/>\u2192 DNA-schade en -herstel zijn misgegaan<br \/>\u2192 Oude en niet meer te repareren tumorsuppressoren en cellulaire veroudering, en<br \/>\u2192 Regeneratie en vernieuwing: stamcelbiologie. Regeneratie en vernieuwing: stamcelbiologie.<\/p>\n<p>Het artikel belicht de manieren waarop recente ontwikkelingen in het onderzoek naar progero\u00efde ziekten inzicht bieden in fundamentele cellulaire functies en veroudering.<\/p>\n<p><strong>Capell BS, Tlougan BE, Orlow SJ, \u201cVan de zeldzaamste tot de meest voorkomende: inzichten uit progeroid syndromen in huidkanker en veroudering.\u201d\u00a0<em>Tijdschrift voor Onderzoekende Dermatologie<\/em>\u00a0(23 april 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\">Eerdere experimenten met fibroblastcellen van Progeria-pati\u00ebnten hebben aangetoond dat de schade die door de mutatie wordt veroorzaakt, in eerste instantie het resultaat is van de actie van de gewijzigde vorm van Lamin A, genaamd Progerin. Maar de interpretatie van deze experimenten kan moeilijk zijn in cultuur voor verschillende aantallen generaties. Fong et. al. hebben een experimenteel systeem opgezet waarin de hoeveelheid Progerin in\u00a0<em>Wildtype<\/em>\u00a0cellen kunnen worden vergroot of verkleind. Deze methode zal onderzoekers in staat stellen om de directe effecten van Progerin te onderscheiden van secundaire effecten, waardoor de studie van cellulaire mechanismen die leiden tot de pathofysiologie van Progeria-cellen wordt bevorderd.<\/p>\n<p>Activering van de synthese van progerine, het gemuteerde prelamine A bij het Hutchinson-Gilford progeriasyndroom, met antisense-oligonucleotiden. (PubMed-artikel) \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, \u201cActivering van de synthese van progerine, de mutante prelamine A bij het Hutchinson-Gilford progeriasyndroom, met antisense-oligonucleotiden.\u201d\u00a0<em>Hum Mol Genet.<\/em>\u00a017 april 2009.<\/strong><br \/>Drs. Fong en Young ontvingen eerder subsidies van The 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>Zweeds team vindt opbouw van progerine-RNA in normale cellen naarmate ze ouder worden<\/strong><\/p>\n<p>Progerine is het abnormale eiwit dat Progeria veroorzaakt. In de afgelopen jaren hebben verschillende onderzoeksgroepen ontdekt dat normale cellen ook progerine produceren, maar veel minder dan de cellen van een kind met Progeria. Bovendien neemt de hoeveelheid progerine-eiwit in normale cellen toe naarmate ze ouder worden in het laboratorium. Deze resultaten hebben een direct verband op cellulair niveau vastgesteld tussen Progeria en normale veroudering.<\/p>\n<p>Dr. Maria Eriksson, auteur van de genbevinding voor Progeria in 2003, heeft nu een nieuwe, krachtige techniek uitgevonden om de expressie van het Progeria-gen kwantitatief te meten. Dr. Erikssons laboratorium aan het Karolinska Instituut in Zweden gebruikte de techniek om de hoeveelheid progerine-RNA in zowel normale als Progeria-cellen te meten. RNA is het blauwdrukmolecuul in onze cellen voor het maken van eiwitten. De Zweedse groep ontdekte dat zowel normale als Progeria-cellen steeds grotere hoeveelheden progerine-RNA aanmaken naarmate ze ouder worden. Erikssons resultaat toont aan dat het RNA-signaal voor het maken van progerine zich snel opbouwt in de cellen van kinderen met Progeria, en zich langzaam opbouwt gedurende een heel leven bij ons allemaal.<\/p>\n<p>Deze nieuwe bevindingen versterken ons begrip van het verband tussen normale veroudering en Progeria. Bovendien wordt verwacht dat de nieuwe techniek op grote schaal zal worden gebruikt in experimenten die het mechanisme van progerine-actie onderzoeken.<\/p>\n<p><strong>Rodriguez S, Copped\u00e8 F, Sagelius H en Erikson M. \u201cVerhoogde expressie van het Hutchinson-Gilford progeriasyndroom afgeknot lamin A-transcript tijdens celveroudering\u201d.\u00a0<em>Europees tijdschrift voor menselijke genetica<\/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>Twee afzonderlijke onderzoeken tonen aan dat Progeria reversibel is in het cardiovasculaire systeem en de huid van muismodellen. De experimenten waren significant in het niet behandelen van de muizen totdat ze Progeria-symptomen vertoonden, terwijl de meeste eerdere onderzoeken met de behandeling begonnen voordat Progeria zichtbaar was. De productie van progerine (het schadelijke eiwit dat wordt gemaakt door het Progeria-gen) werd geremd door behandeling met een farnesyltransferaseremmer (FTI) of door het gen uit te schakelen. In beide gevallen keerden de muizen terug naar normale of bijna normale omstandigheden. Deze observaties leveren bemoedigend bewijs voor de huidige klinische proef met FTI&#039;s voor Progeria.<\/p>\n<p>In een verbluffende demonstratie van de vooruitgang met het FTI-medicijn \u2013 dat nu in de\u00a0<strong><a href=\"https:\/\/www.progeriaresearch.org\/nl\/clinical-trials\/\" target=\"_blank\" rel=\"noopener noreferrer\">Eerste klinische medicijnproef voor Progeria ooit<\/a><\/strong>\u00a0\u2013 Het onderzoeksteam van Dr. Francis Collins bij de National Institutes of Health * ontdekte dat FTI&#039;s het meest verwoestende effect van Progeria bij muizen voorkwamen en zelfs terugdraaiden: hart- en vaatziekten.* &quot;We waren verbaasd dat [het medicijn] zo goed werkte,&quot; zegt Francis Collins, een geneticus en voormalig directeur van het National Human Genome Research Institute, die hoofdauteur was van het onderzoeksteam dat de Progeria-genmutatie in 2003 identificeerde. &quot;Dit medicijn voorkwam niet alleen dat deze muizen hart- en vaatziekten ontwikkelden, het draaide ook de schade terug bij muizen die al ziek waren.&quot;<\/p>\n<p>De Progeria-muizen ontwikkelen hartziekten die lijken op die van kinderen met Progeria. De auteurs ontdekten dat de FTI zowel in staat was om de ontwikkeling van hartziekten tot op zekere hoogte te voorkomen wanneer muizen werden behandeld vanaf het moment dat ze werden gespeend, en gedeeltelijk de vastgestelde ziekte omkeerde wanneer muizen werden behandeld vanaf de leeftijd van 9 maanden. &quot;Een van de opvallende dingen vanuit mijn perspectief was het vermogen om de ziekte om te keren&quot;, zei Collins, wat cruciaal is aangezien Progeria over het algemeen niet bij de geboorte wordt vastgesteld, maar pas wanneer kinderen symptomen beginnen te vertonen, wanneer een deel van de schade al is aangericht.<\/p>\n<p>&quot;Als deze medicijnen vergelijkbare effecten bij kinderen blijken te hebben, zou dit een grote doorbraak kunnen betekenen voor de behandeling van deze verwoestende ziekte&quot;, aldus Dr. Nabel van NHLBI, die medeauteur was van de studie. &quot;Bovendien werpen deze bevindingen licht op de potenti\u00eble rol van FTI-medicijnen bij de behandeling van andere vormen van coronaire hartziekte.&quot;<\/p>\n<p>Bekijk het artikel in\u00a0<em>Wetenschappelijk Amerikaans<\/em>, \u201cNieuwe hoop voor progeria: medicijn voor zeldzame ouderdomsziekte\u201d, op\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>\u00a0en het persbericht van de NIH op\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\u201cEen farnesyltransferase-remmer voorkomt zowel het begin als de late progressie van hart- en vaatziekten in een Progeria-muismodel.\u201d<em>\u00a0Verhandelingen van de Nationale Academie van Wetenschappen,\u00a0<\/em>Vol. 105, nr. 41, 15902-15907 (14 oktober 2008)<\/strong><\/p>\n<p>In een tweede studie die online werd gepubliceerd in het Journal of Medical Genetics**, cre\u00eberde het onderzoeksteam van Dr. Maria Eriksson aan het Karolinska Institutet in Zweden een ander muizenmodel van Progeria met afwijkingen aan de huid en tanden. De muizen zijn genetisch gemanipuleerd zodat de Progeria-mutatie op elk moment kan worden uitgeschakeld. Zodra de ziekte zichtbaar werd, werd het gen voor Progeria uitgeschakeld. Na 13 weken was de huid bijna niet meer te onderscheiden van normale huid. Deze studie toont aan dat in deze weefsels de expressie van de Progeria-mutatie geen onomkeerbare schade veroorzaakt en dat het mogelijk is de ziekte om te keren, wat veelbelovend is voor de behandeling van Progeria.<\/p>\n<p><strong>**Eriksson, et. al., \u201cOmkeerbaar fenotype in een muizenmodel van het Hutchinson-Gilford Progeria-syndroom.\u201d\u00a0<em>J. Med. Genet.<\/em>\u00a0gepubliceerd online 15 aug. 2008; doi:10.1136\/jmg.2008.060772<\/strong><br \/>Om dit artikel te kopen, ga naar:\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>Meer bewijs voor het verband tussen progeria en normale veroudering en hartziekten<\/strong><\/p>\n<p>Deze opwindende Capell en Eriksson studies tonen aan dat deze resultaten, naast Progeria, het potentieel hebben om alle pati\u00ebnten met hart- en vaatziekten te helpen. Onderzoekers hebben ontdekt dat het toxische eiwit dat verantwoordelijk is voor Progeria, in feite in lage niveaus wordt geproduceerd bij alle mensen, en zich mogelijk ophoopt naarmate we ouder worden. Dus door deze zeldzame kinderen te bestuderen, kunnen we ons begrip van een belangrijk mechanisme van menselijke veroudering vergroten - en misschien nieuwe manieren vinden om het proces te vertragen.<\/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\">Internationale Progeria Workshop 2007 uitgelicht in 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\">Door PRF gefinancierde studies bieden ondersteuning voor medicijnonderzoek<\/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\/nl\/progeria-101faq\/\" target=\"_blank\" rel=\"noopener noreferrer\">Onderzoek suggereert verband tussen progeria en normale veroudering<\/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\/nl\/gene-mutation-causes-progressive-changes-to-cell-structure-in-children-with-progeria\/\" target=\"_blank\" rel=\"noopener noreferrer\">Genmutatie veroorzaakt progressieve veranderingen in de celstructuur bij kinderen met 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\/nl\/identification-of-gene-gives-hope-to-children-with-progeria\/\" target=\"_blank\" rel=\"noopener noreferrer\">Identificatie van gen geeft hoop aan kinderen met progeria Progeria-gen ontdekt<\/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>[\/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 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custom_padding__hover=\u201d|||\u201d][et_pb_cta button_url=\u201dhttps:\/\/www.progeriaresearch.org\/newsletter-signup\/\u201d button_text=\u201dMeld u nu aan\u201d admin_label=\u201dMeld u aan voor de nieuwsbrief\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=\u201daan|25px|25px|25px|25px\u201d global_colors_info=\u201d{}\u201d button_bg_color__hover_enabled=\u201daan\u201d button_bg_color__hover=\u201d#8fd2ed\u201d button_border_color__hover_enabled=\u201daan\u201d]<\/p>\n<h2>Aanmelden<\/h2>\n<h2>voor onze<\/h2>\n<h2>Nieuwsbrief!<\/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=\u201dDoneer nu\u201d admin_label=\u201dSamen vinden we de remedie!\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=\u201dop|bureaublad\u201d body_font_size_tablet=\u201d\u201d body_font_size_phone=\u201d\u201d body_font_size_last_edited=\u201dop|bureaublad\u201d z_index_tablet=\u201d500\u2033 border_radii=\u201dop|25px|25px|25px|25px\u201d global_colors_info=\u201d{}\u201d button_bg_color__hover_enabled=\u201daan\u201d button_bg_color__hover=\u201d#8fd2ed\u201d button_border_color__hover_enabled=\u201daan\u201d]<\/p>\n<h2>Samen, wij<\/h2>\n<h2><em>ZULLEN<\/em><\/h2>\n<h2>vind de remedie!<\/h2>\n<p>[\/et_pb_cta][\/et_pb_column][et_pb_column type=\u201d1_2\u2033 _builder_version=\u201d4.16\u2033 custom_padding=\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 voettekst 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=\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=\u201don|desktop\u201d title_font_size_tablet=\u201d45px\u201d title_font_size_phone=\u201d40px\u201d title_font_size_last_edited=\u201don|phone\u201d z_index_tablet=\u201d500\u2033 custom_css_main_element=\u201dbackground-position: center 18% !important;\u201d global_colors_info=\u201d{}\u201d] Wat is er nieuw in progeria-onderzoek [\/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 inner_width=\u201d100%\u201d inner_max_width=\u201d100%\u201d custom_padding=\u201d0|0px|54px|0px|false|false\u201d z_index_tablet=\u201d500\u2033 border_width_top=\u201d10px\u201d border_color_top=\u201d#8fd2ed\u201d use_custom_width=\u201don\u201d width_unit=\u201doff\u201d [\u2026]<\/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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