{"id":20144,"date":"2024-09-03T10:08:28","date_gmt":"2024-09-03T08:08:28","guid":{"rendered":"https:\/\/staging.wp-ibdm.nicolasg.fr\/?p=20144"},"modified":"2024-09-03T10:13:34","modified_gmt":"2024-09-03T08:13:34","slug":"reparation-de-lartere-coronaire-par-des-collaterales","status":"publish","type":"post","link":"https:\/\/staging.wp-ibdm.nicolasg.fr\/fr\/reparation-de-lartere-coronaire-par-des-collaterales\/","title":{"rendered":"R\u00e9paration de l&#8217;art\u00e8re coronaire par des collat\u00e9rales"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"20144\" class=\"elementor elementor-20144 elementor-20143\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7aa502d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7aa502d\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-305ae95\" data-id=\"305ae95\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8c26fb3 elementor-widget elementor-widget-text-editor\" data-id=\"8c26fb3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p dir=\"auto\">A l\u2019inverse du c\u0153ur adulte, le c\u0153ur de nouveau-n\u00e9 de souris est capable de r\u00e9g\u00e9n\u00e9rer suite \u00e0 un infarctus du myocarde g\u00e9n\u00e9r\u00e9 par la ligature de la coronaire gauche. Gr\u00e2ce \u00e0 des techniques de transparisation du c\u0153ur, de l\u2019imagerie en feuillet et la reconstruction 3D de ces images, Rachel Sturny, ing\u00e9nieure d\u2019\u00e9tude, a montr\u00e9 la pr\u00e9sence de collat\u00e9rales qui forment des ponts entre les art\u00e8res coronaires saines et celle qui a \u00e9t\u00e9 endommag\u00e9e. Ces collat\u00e9rales ne persistent pas dans le temps et permettent une reperfusion de la zone infarcie irrigu\u00e9e par l\u2019art\u00e8re endommag\u00e9e alors que la pr\u00e9sence de collaterales non fonctionnelles se d\u00e9veloppent aussi dans les c\u0153urs qui ne r\u00e9g\u00e9n\u00e8rent pas. Des analyses de tra\u00e7age g\u00e9n\u00e9tique et un suivi des c\u0153urs au cours de la r\u00e9g\u00e9n\u00e9ration montrent que ces collat\u00e9rales permettent la restauration d\u2019une art\u00e8re coronaire fonctionnelle deux semaines apr\u00e8s la ligature.   <\/p>\n<p dir=\"auto\"><strong>Cette \u00e9tude contribue \u00e0 comprendre les m\u00e9canismes de la r\u00e9g\u00e9n\u00e9ration cardiaque et est maintenant publi\u00e9 dans JMCC.<\/strong><\/p>\n<p dir=\"auto\"><a href=\"https:\/\/www.sciencedirect.com\/science\/article\/abs\/pii\/S0022282824001214\" target=\"_blank\" rel=\"noopener\"><g id=\"gid_0\">Sturny R, Boulgakoff L, Kelly RG, Miquerol L. Transient formation of collaterals contributes to the restoration of the arterial tree during cardiac regeneration in neonatal mice.<\/g>     <\/a><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d1d3379 elementor-widget elementor-widget-button\" data-id=\"d1d3379\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/staging.wp-ibdm.nicolasg.fr\/team\/genetic-control-of-heart-development\/\" target=\"_blank\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">RENCONTRER L'\u00c9QUIPE KELLY <\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Pendant la r\u00e9g\u00e9n\u00e9ration cardiaque, des collat\u00e9rales se forment pour perfuser la zone infarcie et r\u00e9parer l&#8217;art\u00e8re coronaire.<\/p>\n","protected":false},"author":27,"featured_media":20148,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[79],"tags":[],"class_list":["post-20144","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news-fr","ibdm_team-team-5"],"acf":[],"_links":{"self":[{"href":"https:\/\/staging.wp-ibdm.nicolasg.fr\/fr\/wp-json\/wp\/v2\/posts\/20144","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/staging.wp-ibdm.nicolasg.fr\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/staging.wp-ibdm.nicolasg.fr\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/staging.wp-ibdm.nicolasg.fr\/fr\/wp-json\/wp\/v2\/users\/27"}],"replies":[{"embeddable":true,"href":"https:\/\/staging.wp-ibdm.nicolasg.fr\/fr\/wp-json\/wp\/v2\/comments?post=20144"}],"version-history":[{"count":6,"href":"https:\/\/staging.wp-ibdm.nicolasg.fr\/fr\/wp-json\/wp\/v2\/posts\/20144\/revisions"}],"predecessor-version":[{"id":20157,"href":"https:\/\/staging.wp-ibdm.nicolasg.fr\/fr\/wp-json\/wp\/v2\/posts\/20144\/revisions\/20157"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/staging.wp-ibdm.nicolasg.fr\/fr\/wp-json\/wp\/v2\/media\/20148"}],"wp:attachment":[{"href":"https:\/\/staging.wp-ibdm.nicolasg.fr\/fr\/wp-json\/wp\/v2\/media?parent=20144"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/staging.wp-ibdm.nicolasg.fr\/fr\/wp-json\/wp\/v2\/categories?post=20144"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/staging.wp-ibdm.nicolasg.fr\/fr\/wp-json\/wp\/v2\/tags?post=20144"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}