/channels/fr/news_feeds/all/term/syst%C3%A8me%20immunitaire/rss fr /channels/fr/channels/news/les-microplastiques-nuisent-la-sante-intestinale-348329 <div class="field field-name-body field-type-text-with-summary field-label-hidden"><div class="field-items"><div class="field-item even"><p>Les scientifiques craignent depuis des années les effets néfastes possibles des microplastiques. Ces minuscules morceaux de plastique de moins de 5 mm sont présents partout : des profondeurs des océans aux régions éloignées de l’Antarctique, en passant par les fruits de mer que nous consommons. Mais sont-ils vraiment dangereux?</p></div></div></div><div class="field field-name-field-primary-image field-type-image field-label-hidden"><div class="field-items"><div class="field-item even"><img class="no-float" src="/channels/files/channels/styles/wysiwyg_medium/public/channels/image/corys_shearwaters_foraging.jpg?itok=s0ZiCh3T" width="160" height="90" alt="" /></div></div></div><div class="field field-name-field-published-date field-type-datestamp field-label-hidden"><div class="field-items"><div class="field-item even"><div class="custom-multi-date"><div class="multi-date first"><span class="label">Publié: </span><span class="day">18 </span><span class="month">May </span><span class="year">2023</span></div></div></div></div></div> Thu, 18 May 2023 14:55:33 +0000 webfull 189720 at /channels /channels/fr/channels/news/une-etude-met-en-lumiere-les-mecanismes-protecteurs-du-systeme-immunitaire-348205 <div class="field field-name-body field-type-text-with-summary field-label-hidden"><div class="field-items"><div class="field-item even"><p>Au terme d’une première <a href="https://doi.org/10.1016/j.cell.2022.12.038">étude</a> sur un type d’immunodéficience rare menée chez l’être humain, on a mis au jour un mécanisme par lequel le système immunitaire protège l’organisme contre des agents pathogènes à l’origine de maladies graves telles la tuberculose et la COVID-19. Ces travaux, auxquels a participé l’Université Ã山ǿ¼é, ouvrent la porte à des traitements novateurs contre les maladies auto-immunes et les maladies inflammatoires chroniques, et à de nouveaux modes de mise au point des vaccins.</p></div></div></div><div class="field field-name-field-primary-image field-type-image field-label-hidden"><div class="field-items"><div class="field-item even"><img class="no-float" src="/channels/files/channels/styles/wysiwyg_medium/public/channels/image/hospital-stay.jpg?itok=aOLu29oW" width="160" height="90" alt="" /></div></div></div><div class="field field-name-field-published-date field-type-datestamp field-label-hidden"><div class="field-items"><div class="field-item even"><div class="custom-multi-date"><div class="multi-date first"><span class="label">Publié: </span><span class="day">8 </span><span class="month">May </span><span class="year">2023</span></div></div></div></div></div> Mon, 08 May 2023 13:19:30 +0000 webfull 189545 at /channels /channels/fr/channels/news/quebec-science-la-vitamine-d-peut-elle-aider-lutter-contre-la-covid-19-322700 <div class="field field-name-body field-type-text-with-summary field-label-hidden"><div class="field-items"><div class="field-item even"><p>Selon le professeur au département de physiologie de l’Université Ã山ǿ¼é <strong>John White</strong>, la vitamine D ne constitue pas un remède miracle pour un patient sévèrement atteint par la COVID, mais le chercheur croit que son apport à un niveau suffisant fournit probablement une certaine protection. « La vitamine D peut agir de deux manières sur l’immunité, explique-t-il.</p></div></div></div><div class="field field-name-field-published-date field-type-datestamp field-label-hidden"><div class="field-items"><div class="field-item even"><div class="custom-multi-date"><div class="multi-date first"><span class="label">Publié: </span><span class="day">10 </span><span class="month">June </span><span class="year">2020</span></div></div></div></div></div> Wed, 10 Jun 2020 22:46:53 +0000 webfull 161297 at /channels /channels/fr/channels/news/comment-les-virus-arrivent-ils-dejouer-le-systeme-immunitaire-284462 <div class="field field-name-body field-type-text-with-summary field-label-hidden"><div class="field-items"><div class="field-item even"><p>Comment les virus à l’origine d’infections chroniques, telles que le VIH ou le virus de l’hépatite C, parviennent-ils à déjouer le système immunitaire de leur hôte?</p></div></div></div><div class="field field-name-field-primary-image field-type-image field-label-hidden"><div class="field-items"><div class="field-item even"><img class="no-float" src="/channels/files/channels/styles/wysiwyg_medium/public/channels/image/t_cell-richer.jpg?itok=vtPD6Tgr" width="160" height="87" alt="" /></div></div></div><div class="field field-name-field-published-date field-type-datestamp field-label-hidden"><div class="field-items"><div class="field-item even"><div class="custom-multi-date"><div class="multi-date first"><span class="label">Publié: </span><span class="day">5 </span><span class="month">February </span><span class="year">2018</span></div></div></div></div></div> Mon, 05 Feb 2018 16:07:31 +0000 webfull 134752 at /channels /channels/fr/news/l%E2%80%99impact-du-travail-de-nuit-sur-notre-systeme-immunitai-261292 <div class="field field-name-body field-type-text-with-summary field-label-hidden"><div class="field-items"><div class="field-item even"><p><a href="//www.mcgill.ca/newsroom/fr"><strong><em>Ã山ǿ¼é Salle de Presse</em></strong></a></p> <p><em>Une étude révèle l’impact du travail de nuit</em></p></div></div></div><div class="field field-name-field-primary-image field-type-image field-label-hidden"><div class="field-items"><div class="field-item even"><img class="no-float" src="/channels/files/channels/styles/wysiwyg_medium/public/channels/image/nightworker_-_main_image.jpg?itok=8CID2KMe" width="160" height="107" /></div></div></div><div class="field field-name-field-published-date field-type-datestamp field-label-hidden"><div class="field-items"><div class="field-item even"><div class="custom-multi-date"><div class="multi-date first"><span class="label">Publié: </span><span class="day">22 </span><span class="month">June </span><span class="year">2016</span></div></div></div></div></div> Wed, 22 Jun 2016 13:50:27 +0000 webfull 119520 at /channels /channels/fr/news/la-douleur-chronique-module-le-systeme-immunitaire-258156 <div class="field field-name-body field-type-text-with-summary field-label-hidden"><div class="field-items"><div class="field-item even"><p><em><strong>Cynthia Lee, </strong></em><em><strong><a href="//www.mcgill.ca/newsroom/fr">Ã山ǿ¼é Salle de presse</a></strong></em></p> <p><em>L’épigénétique pourrait nous rapprocher de traitements plus efficaces contre la douleur chronique</em></p> <p>La douleur chronique pourrait reprogrammer le fonctionnement des gènes dans le système immunitaire. C’est ce qui ressort d’une nouvelle étude menée par des chercheurs de l’Université Ã山ǿ¼é et publiée dans <em>Scientific Reports</em>.</p></div></div></div><div class="field field-name-field-primary-image field-type-image field-label-hidden"><div class="field-items"><div class="field-item even"><img class="no-float" src="/channels/files/channels/styles/wysiwyg_medium/public/channels/image/thinkstockphotos-178807611.jpg?itok=pWCQVJSt" width="160" height="112" /></div></div></div><div class="field field-name-field-published-date field-type-datestamp field-label-hidden"><div class="field-items"><div class="field-item even"><div class="custom-multi-date"><div class="multi-date first"><span class="label">Publié: </span><span class="day">28 </span><span class="month">January </span><span class="year">2016</span></div></div></div></div></div> Thu, 28 Jan 2016 11:39:58 +0000 webfull 115587 at /channels /channels/fr/news/quebec-science-recompense-3-decouvertes-faites-mcgill-257540 <div class="field field-name-body field-type-text-with-summary field-label-hidden"><div class="field-items"><div class="field-item even"><p><em>Par Chris Chipello</em></p> <p><img src="//www.mcgill.ca/newsroom/files/newsroom/quebecscience_2.jpg" style="width:690px; height:226px" /></p></div></div></div><div class="field field-name-field-published-date field-type-datestamp field-label-hidden"><div class="field-items"><div class="field-item even"><div class="custom-multi-date"><div class="multi-date first"><span class="label">Publié: </span><span class="day">4 </span><span class="month">January </span><span class="year">2016</span></div></div></div></div></div> Mon, 04 Jan 2016 15:14:33 +0000 webfull 114870 at /channels /channels/fr/news/nos-cellules-immunitaires-n%E2%80%99auraient-pas-la-dent-sucree-256594 <div class="field field-name-body field-type-text-with-summary field-label-hidden"><div class="field-items"><div class="field-item even"><p>On estime actuellement à 1,5 million le nombre d'espèces de champignons sur terre, mais un seul, connu sous le nom d’<em>Aspergillus fumigatus</em>, est responsable des aspergilloses humaines.</div></div></div><div class="field field-name-field-primary-image field-type-image field-label-hidden"><div class="field-items"><div class="field-item even"><img class="no-float" src="/channels/files/channels/styles/wysiwyg_medium/public/channels/image/aspergillus_fumigatus_mold_on_tomato_1595014.jpg?itok=eAKKhmDl" width="160" height="107" /></div></div></div><div class="field field-name-field-published-date field-type-datestamp field-label-hidden"><div class="field-items"><div class="field-item even"><div class="custom-multi-date"><div class="multi-date first"><span class="label">Publié: </span><span class="day">5 </span><span class="month">November </span><span class="year">2015</span></div></div></div></div></div> Thu, 05 Nov 2015 21:30:12 +0000 webfull 113828 at /channels