{"id":3114,"date":"2014-09-29T11:27:58","date_gmt":"2014-09-29T16:27:58","guid":{"rendered":"http:\/\/sciencemediacentre.ca\/site\/?p=3114"},"modified":"2014-09-29T11:31:14","modified_gmt":"2014-09-29T16:31:14","slug":"une-signature-adn-chez-les-bebes-nes-juste-apres-la-crise-du-verglas","status":"publish","type":"post","link":"http:\/\/sciencemediacentre.ca\/site\/une-signature-adn-chez-les-bebes-nes-juste-apres-la-crise-du-verglas\/","title":{"rendered":"Une signature ADN chez les b\u00e9b\u00e9s n\u00e9s juste apr\u00e8s la crise du verglas<img src=\"http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/01\/canada_flag_icon_small.gif\">"},"content":{"rendered":"<div id=\"attachment_3115\" style=\"width: 310px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/09\/Verglas_Doug_Flickr.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-3115\" class=\"wp-image-3115 size-medium\" src=\"http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/09\/Verglas_Doug_Flickr-300x199.jpg\" alt=\"Le Projet Verglas a \u00e9t\u00e9 mis sur pied suite \u00e0 la crise du verglas en 1998.  (Photo: Doug, flickr.com)\" width=\"300\" height=\"199\" srcset=\"http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/09\/Verglas_Doug_Flickr-300x199.jpg 300w, http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/09\/Verglas_Doug_Flickr.jpg 640w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-3115\" class=\"wp-caption-text\">Le Projet Verglas a \u00e9t\u00e9 mis sur pied suite \u00e0 la crise du verglas en 1998. (Photo: <a href=\"https:\/\/www.flickr.com\/photos\/caribb\/6132809531\/in\/photolist-4uQVcj-4muWq9-ekyeX-4p4Xcr-akWfBn-4mPWZm-4uHhNK-4mPWFq-mAFpEh-4mPWL7-pCTcq-4shhMM-4sheWZ-4smig7-4shfKi-4smhrE-4shhyz-4smhW5-4smkzw-4shjj6-bjwJ7J-5JcGbd-4shjG4-4shj2z-4smiKU-4smixL-4shf7V-4smhmL-4smnDj-4smhtb-4smjvS-4shgzV-jposYu-bVfzAP-bVfzUz-ccBQtw-fBRU4g-ccBQsA-amdUAV-bxrB7K-4rTXXX-4smnKQ-4shk8i-AZiJ8-4mKTiF-4smhh5-4fSwp3-4smhe9-iwkiiB-fVRde\">Doug, flickr.com<\/a>)<\/p><\/div>\n<p>Une nouvelle \u00e9tude montre que les enfants n\u00e9s dans les mois qui ont suivi la crise du verglas en 1998 ont une signature ADN distinctive.<\/p>\n<p>Cinq mois apr\u00e8s la crise du verglas, des chercheurs montr\u00e9alais ont recrut\u00e9 des femmes qui \u00e9taient enceintes pendant la temp\u00eate et ont \u00e9valu\u00e9 leur niveau de d\u00e9tresse dans le cadre du Projet Verglas. Quinze ans plus tard, les chercheurs viennent de d\u00e9couvrir dans l\u2019ADN de lymphocytes T chez 36 enfants une signature commune dans la disposition des groupes m\u00e9thyles.<\/p>\n<p>Ce type de modifications de l\u2019ADN, appel\u00e9 m\u00e9thylation, joue un r\u00f4le dans l\u2019expression des g\u00e8nes. Les impacts sur la sant\u00e9 des enfants ne sont toutefois pas encore connus.<\/p>\n<p>C\u2019est la premi\u00e8re fois qu\u2019une \u00e9tude est capable de montrer que le stress v\u00e9cu par des m\u00e8res enceintes cause des changements \u00e0 long terme dans le g\u00e9nome de leurs enfants.<\/p>\n<p>Pour lire l\u2019article original publi\u00e9 dans\u00a0<em>Nature\u00a0<\/em>le\u00a0<strong>24 septembre\u00a0<\/strong><strong>2014<\/strong>,\u00a0<span style=\"text-decoration: underline;\"><a href=\"http:\/\/www.plosone.org\/article\/info%3Adoi%2F10.1371%2Fjournal.pone.0107653\" target=\"_blank\">cliquez ici<\/a><\/span>.<\/p>\n<p><span style=\"text-decoration: underline;\"><em><strong>Auteur \u00e0 contacter pour plus d\u2019informations<\/strong><\/em><\/span><\/p>\n<p><a href=\"http:\/\/www.mcgill.ca\/pharma\/faculty-staff\/faculty\/moshe-szyf\" target=\"_blank\">Moshe Szyf<\/a>, Universit\u00e9 McGill, Quebec<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Une nouvelle \u00e9tude montre que les enfants n\u00e9s dans les mois qui ont suivi la crise du verglas en 1998 ont une signature ADN distinctive. Cinq mois apr\u00e8s la crise du verglas, des chercheurs montr\u00e9alais ont recrut\u00e9 des femmes qui \u00e9taient enceintes pendant la temp\u00eate et ont \u00e9valu\u00e9 leur niveau de d\u00e9tresse dans le cadre [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":3106,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[531],"tags":[1275,910,694,842,695,55,2190],"class_list":["post-3114","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-paper-of-interest-fr","tag-dna-fr","tag-genetique","tag-medecine","tag-quebec","tag-sante","tag-sante-publique","tag-stress"],"jetpack_featured_media_url":"http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/09\/Verglas_Doug_Flickr.jpg","jetpack_shortlink":"https:\/\/wp.me\/p4DqbN-Oe","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/posts\/3114","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/comments?post=3114"}],"version-history":[{"count":2,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/posts\/3114\/revisions"}],"predecessor-version":[{"id":3119,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/posts\/3114\/revisions\/3119"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/media\/3106"}],"wp:attachment":[{"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/media?parent=3114"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/categories?post=3114"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/tags?post=3114"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}