{"id":153035,"date":"2013-03-13T00:00:00","date_gmt":"2013-03-13T00:00:00","guid":{"rendered":"https:\/\/v2.optiknow.ca\/lien-potentiel-entre-la-maladie-de-parkinson-et-des-troubles-visuels\/"},"modified":"2013-03-13T00:00:00","modified_gmt":"2013-03-13T00:00:00","slug":"lien-potentiel-entre-la-maladie-de-parkinson-et-des-troubles-visuels","status":"publish","type":"post","link":"https:\/\/v2.optiknow.ca\/fr\/2013\/03\/13\/lien-potentiel-entre-la-maladie-de-parkinson-et-des-troubles-visuels\/","title":{"rendered":"Lien potentiel entre la maladie de Parkinson et des troubles visuels"},"content":{"rendered":"<p>La cause g\u00e9n\u00e9tique de la maladie de Parkinson pourrait aussi affecter la vision, selon une r\u00e9cente \u00e9tude de chercheurs de l'Universit\u00e9 de York, en Grande-Bretagne.<\/p>\n<p>\u00a0<\/p>\n<p>Les chercheurs ont \u00e9tabli un lien entre une mutation g\u00e9n\u00e9tique qui d\u00e9clenche la maladie de Parkinson, et des probl\u00e8mes de vision dans une drosophile (mouche \u00e0 fruits). Le syst\u00e8me visuel de la drosophile contient une quantit\u00e9 de dopamine similaire \u00e0 ce que l'on retrouve dans l'\u009cil humain, ce qui en fait un mod\u00e8le souvent utilis\u00e9 en laboratoire.<\/p>\n<p>\u00a0<\/p>\n<p>En utilisant un \u00e9lectror\u00e9tinogramme, ils ont observ\u00e9 une perte de fonction dans les cellules du nerf optique dans lequel on retrouvait le g\u00e8ne mutant. Ils ont aussi constat\u00e9 que d'autres mutations g\u00e9n\u00e9tiques reli\u00e9es \u00e0 la maladie de Parkinson n'affectaient pas le nerf optique, et ne causaient aucune perte de vision.<\/p>\n<p>\u00a0<\/p>\n<p>Selon le directeur de la recherche, le Dr Chris Elliott, ce r\u00e9sultat est \u00ab\u00a0un pas en avant important, car cela permettra d'identifier les malades qui sont le plus \u00e0 risque de voir leur vision affect\u00e9e\u00a0\u00bb. Il ajoute qu'il faut cesser de concevoir cette maladie comme affectant seulement les mouvements, et comprendre qu'elle affecte aussi la vision.<\/p>\n<p><\/p>\n<p>Sources\u00a0: <a title=\"Lien potentiel entre la maladie de Parkinson et des troubles visuels\" href=\"http:\/\/www.medicalnewstoday.com\/releases\/256482.php\">http:\/\/www.medicalnewstoday.com\/releases\/256482.php<\/a>\u00a0\u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"<p>La cause g\u00e9n\u00e9tique de la maladie de Parkinson pourrait aussi affecter la vision, selon une r\u00e9cente \u00e9tude de chercheurs de l'Universit\u00e9 de York, en Grande-Bretagne. \u00a0 Les chercheurs ont \u00e9tabli [&hellip;]<\/p>\n","protected":false},"author":12,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[23133],"tags":[],"class_list":["post-153035","post","type-post","status-publish","format-standard","hentry","category-nouvelles"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - 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