{"id":894,"date":"2023-05-10T20:15:14","date_gmt":"2023-05-10T18:15:14","guid":{"rendered":"https:\/\/www.canceropole-grandouest.com\/?page_id=894"},"modified":"2025-04-03T14:47:03","modified_gmt":"2025-04-03T12:47:03","slug":"groupe-de-travail","status":"publish","type":"page","link":"https:\/\/www.canceropole-grandouest.com\/exposome\/groupe-de-travail\/","title":{"rendered":"Groupes de travail"},"content":{"rendered":"\r\n<h2>Groupe de travail 1.<\/h2>\r\n<h3>Etude de l&rsquo;impact des traitements anti-canc\u00e9reux sur l&rsquo;\u00e9pig\u00e9nome et la communication des acteurs de la niche.<\/h3>\r\n<p><strong>Les traitements anticanc\u00e9reux ont un impact direct sur l&rsquo;\u00e9pig\u00e9nome des cellules de la niche<\/strong>, et font dans le m\u00eame temps modifier les diff\u00e9rents moyens de communication existant entre ces cellules comme les \u00e9changes d&rsquo;acteurs \u00e9pig\u00e9n\u00e9tiques (ARNs non codants, des prot\u00e9ines \u00e0 fonction \u00e9pig\u00e9n\u00e9tique contenus dans des v\u00e9sicules extracellulaires dont les exosomes), de cytokines, PGE2, etc.<\/p>\r\n<p>Le GT#1 visera \u00e0 comprendre comment les mol\u00e9cules anticanc\u00e9reuses modifient ces moyens de communications et l&rsquo;\u00e9pig\u00e9nome des cellules de la niche.<br \/>A terme, ces recherches devraient permettre l&rsquo;identification des m\u00e9canismes de r\u00e9sistance aux traitements et de proposer des strat\u00e9gies th\u00e9rapeutiques originales pour les cibler.<\/p>\r\n<h2>Groupe de travail 2.<\/h2>\r\n<h3>Etude de l&rsquo;impact des facteurs exog\u00e8nes, comme les polluants de l&rsquo;environnement (pesticides\u2026), sur la niche canc\u00e9reuse et sur les modifications \u00e9pig\u00e9n\u00e9tiques.<\/h3>\r\n<p>L&rsquo;impact de la pollution environnementale sur le risque de cancer ne fait plus d\u00e9bat. Le r\u00e9seau NET s&rsquo;int\u00e9resse aux effets tumorog\u00e9niques i) des faibles doses de pesticides auxquelles sont expos\u00e9es la population g\u00e9n\u00e9rale en consid\u00e9rant des \u00ab cocktails \u00bb d&rsquo;associations de pesticides et ii) un polluant donn\u00e9 sur des populations surexpos\u00e9es de part leur activit\u00e9 professionnelle.<\/p>\r\n<h2>Groupe de travail 3.<\/h2>\r\n<h3>D\u00e9veloppement de mod\u00e8les d&rsquo;\u00e9tudes et d&rsquo;outils originaux.<\/h3>\r\n<ul>\r\n<li>\r\n<h4><i>Du d\u00e9veloppement de mod\u00e8le 3D de la niche tumorale \u00e0 la biologie spatiale<\/i><\/h4>\r\n<\/li>\r\n<\/ul>\r\n<p>Afin de se rapprocher aux mieux du d\u00e9veloppement tumoral in vivo chez l&rsquo;Homme, le r\u00e9seau NET travaille sur la mise en place de mod\u00e8le 2D\/3D de culture cellulaire int\u00e9grant les diff\u00e9rentes composantes du microenvironnement tumoral et ses composantes physico-chimiques (hypoxie, pH, etc\u2026). Pour cela, le GT#3 du r\u00e9seau NET s&rsquo;appuie sur l&rsquo;utilisation de lign\u00e9es tumorales, des cellules primaires ainsi que des biocollections de biopsies liquides et solides.<\/p>\r\n<ul>\r\n<li>\r\n<h4><i>Optimisation de m\u00e9thodes de s\u00e9quen\u00e7age long read appliqu\u00e9es \u00e0 l&rsquo;\u00e9pig\u00e9n\u00e9tique et l&rsquo;\u00e9pitranscriptomique dans la recherche de biomarqueurs<\/i><\/h4>\r\n<\/li>\r\n<\/ul>\r\n<p>Un appel \u00e0 participation est lanc\u00e9 pour la constitution de ce groupe de travail. Vous \u00eates int\u00e9ress\u00e9s par rejoindre le groupe de r\u00e9flexion, faites-vous conna\u00eetre!<\/p>\r\n","protected":false},"excerpt":{"rendered":"<p>Groupe de travail 1. Etude de l&rsquo;impact des traitements anti-canc\u00e9reux sur l&rsquo;\u00e9pig\u00e9nome et la communication des acteurs de&#8230;<\/p>\n","protected":false},"author":1,"featured_media":1406,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"class_list":["post-894","page","type-page","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Groupes de travail - Exposome environnemental et soci\u00e9tal<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.canceropole-grandouest.com\/exposome\/groupe-de-travail\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Groupes de travail - Exposome environnemental et soci\u00e9tal\" \/>\n<meta property=\"og:description\" content=\"Groupe de travail 1. 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