{"id":54935,"date":"2026-05-11T14:39:30","date_gmt":"2026-05-11T18:39:30","guid":{"rendered":"https:\/\/www.uqac.ca\/uqactualites\/?p=54935"},"modified":"2026-05-12T08:10:02","modified_gmt":"2026-05-12T12:10:02","slug":"des-virus-geants-qui-orchestrent-la-vie-aux-poles-une-recherche-de-luqac-et-de-luniversite-laval-mise-en-lumiere-dans-la-conversation","status":"publish","type":"post","link":"https:\/\/www.uqac.ca\/uqactualites\/2026\/05\/11\/des-virus-geants-qui-orchestrent-la-vie-aux-poles-une-recherche-de-luqac-et-de-luniversite-laval-mise-en-lumiere-dans-la-conversation\/","title":{"rendered":"Des virus g\u00e9ants qui orchestrent la vie aux p\u00f4les : une recherche de l\u2019UQAC et de l\u2019Universit\u00e9 Laval mise en lumi\u00e8re dans La Conversation"},"content":{"rendered":"<p>Thomas M. Pitot, chercheur postdoctoral \u00e0 l\u2019Universit\u00e9 du Qu\u00e9bec \u00e0 Chicoutimi et Catherine Girard, professeure d\u2019\u00e9cologie virale \u00e0 l\u2019Universit\u00e9 Laval, ont publi\u00e9, en avril 2026 dans <em>La Conversation<\/em>, un article en fran\u00e7ais portant sur les virus g\u00e9ants pr\u00e9sents dans les environnements polaires.<\/p>\n<p>L&rsquo;article montre comment ces virus, longtemps ignor\u00e9s, jouent un r\u00f4le cl\u00e9 dans les \u00e9cosyst\u00e8mes arctiques en influen\u00e7ant les communaut\u00e9s microbiennes et les cycles biog\u00e9ochimiques. En s\u2019appuyant sur des recherches r\u00e9centes, les scientifiques mettent en \u00e9vidence que ces virus hors norme ne sont pas de simples agents infectieux, mais de v\u00e9ritables acteurs structurants de la vie aux p\u00f4les, contribuant \u00e0 une meilleure compr\u00e9hension du fonctionnement et de la biodiversit\u00e9 de ces milieux extr\u00eames.<\/p>\n<p style=\"text-align: center;\"><a href=\"https:\/\/theconversation.com\/des-virus-hors-norme-qui-orchestrent-la-vie-aux-poles-278366\"><span class=\"td_btn td_btn_md td_default_btn\">Consultez l&rsquo;article complet sur le site de <i>La Conversation<\/i><\/span><\/a><\/p>\n<p>Catherine Girard et Thomas M. Pitot sont membres de l&rsquo;\u00e9quipe scientifique du <a href=\"https:\/\/www.uqac.ca\/uqactualites\/2025\/05\/21\/72-m-pour-un-projet-dirige-par-luqac-sur-levolution-des-hivers-et-la-sante-des-ecosystemes-de-lacs-de-larctique\/\" target=\"_blank\" rel=\"noopener\">projet FROST<\/a>. Dirig\u00e9e par la professeure du <a href=\"http:\/\/uqac.ca\/dsf\" target=\"_blank\" rel=\"noopener\">D\u00e9partement des sciences fondamentales<\/a> de l&rsquo;UQAC <a href=\"https:\/\/portfolio.uqac.ca\/millarautio\/\" target=\"_blank\" rel=\"noopener\">Milla Rautio<\/a>, cette programmation de recherche internationale vise \u00e0 \u00e9tudier la transformation des syst\u00e8mes alimentaires d\u2019eau douce de l\u2019Arctique et la r\u00e9silience des \u00e9cosyst\u00e8mes, le tout en collaboration \u00e9troite avec des communaut\u00e9s autochtones et des organisations nordiques.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Thomas M. Pitot, chercheur postdoctoral \u00e0 l\u2019Universit\u00e9 du Qu\u00e9bec \u00e0 Chicoutimi et Catherine Girard, professeure d\u2019\u00e9cologie virale \u00e0 l\u2019Universit\u00e9 Laval, ont publi\u00e9, en avril 2026 dans La Conversation, un article en fran\u00e7ais portant sur les virus g\u00e9ants pr\u00e9sents dans les environnements polaires. L&rsquo;article montre comment ces virus, longtemps ignor\u00e9s, jouent un r\u00f4le cl\u00e9 dans les [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":54936,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2795,2,4],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\r\n<title>Des virus g\u00e9ants qui orchestrent la vie aux p\u00f4les : une recherche de l\u2019UQAC et de l\u2019Universit\u00e9 Laval mise en lumi\u00e8re dans La Conversation - UQACtualit\u00e9s<\/title>\r\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\r\n<link rel=\"canonical\" href=\"https:\/\/www.uqac.ca\/uqactualites\/2026\/05\/11\/des-virus-geants-qui-orchestrent-la-vie-aux-poles-une-recherche-de-luqac-et-de-luniversite-laval-mise-en-lumiere-dans-la-conversation\/\" \/>\r\n<meta property=\"og:locale\" content=\"fr_CA\" \/>\r\n<meta property=\"og:type\" content=\"article\" \/>\r\n<meta property=\"og:title\" content=\"Des virus g\u00e9ants qui orchestrent la vie aux p\u00f4les : une recherche de l\u2019UQAC et de l\u2019Universit\u00e9 Laval mise en lumi\u00e8re dans La Conversation - UQACtualit\u00e9s\" \/>\r\n<meta property=\"og:description\" content=\"Thomas M. Pitot, chercheur postdoctoral \u00e0 l\u2019Universit\u00e9 du Qu\u00e9bec \u00e0 Chicoutimi et Catherine Girard, professeure d\u2019\u00e9cologie virale \u00e0 l\u2019Universit\u00e9 Laval, ont publi\u00e9, en avril 2026 dans La Conversation, un article en fran\u00e7ais portant sur les virus g\u00e9ants pr\u00e9sents dans les environnements polaires. 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