{"id":29442,"date":"2025-04-07T12:00:00","date_gmt":"2025-04-07T12:00:00","guid":{"rendered":"https:\/\/www.africa-press.net\/guinee-conakry\/politique\/lhistoire-et-les-maladies-des-inuits-du-groenland-revelees-par-leur-adn"},"modified":"2025-04-07T12:00:00","modified_gmt":"2025-04-07T12:00:00","slug":"lhistoire-et-les-maladies-des-inuits-du-groenland-revelees-par-leur-adn","status":"publish","type":"post","link":"https:\/\/www.africa-press.net\/guinee-conakry\/toutes-les-actualites\/lhistoire-et-les-maladies-des-inuits-du-groenland-revelees-par-leur-adn","title":{"rendered":"L\u2019Histoire et les Maladies des Inuits du Groenland R\u00e9v\u00e9l\u00e9es par leur ADN"},"content":{"rendered":"<p><span style=\"color: #ff6600\"><strong>Africa-Press &#8211; Guin\u00e9e. <\/strong><\/span>Les Inuits du Groenland descendent d\u2019une petite population de moins de 300 personnes arrive\u0301e de Sibe\u0301rie via l\u2019Alaska il y a environ mille ans. C\u2019est ce que re\u0301ve\u0300le une vaste e\u0301tude ge\u0301ne\u0301tique de cette population dirige\u0301e par des chercheurs danois de l\u2019Universite\u0301 de Copenhague et publie\u0301e dans la revue Nature.<\/p>\n<p>Pour mieux connai\u0302tre les particularite\u0301s ge\u0301ne\u0301tiques des Inuits, le ge\u0301nome de pre\u0300s de 6000 Groenlandais a e\u0301te\u0301 finement se\u0301quence\u0301 ou analyse\u0301, soit 14% de la population adulte. Cette e\u0301tude a du\u0302 tenir compte de l\u2019apport re\u0301cent, mais de\u0301ja\u0300 non ne\u0301gligeable de ge\u0300nes d\u2019origine europe\u0301enne dans la population groenlandaise pour de\u0301finir ses caracte\u0301ristiques historiques.<\/p>\n<p><b>Le froid a provoque\u0301 l\u2019isolement des communaute\u0301s le long de la co\u0302te<\/b><\/p>\n<p>Il en ressort que l\u2019e\u0301mergence d\u2019un environnement particulie\u0300rement froid et aride en raison du Petit Age glaciaire a provoque\u0301 l\u2019isolement des communaute\u0301s le long de la co\u0302te et l\u2019apparition en leur sein de mutations spe\u0301cifiques. Plusieurs variants lie\u0301s a\u0300 une alimentation exclusivement carne\u0301e tre\u0300s riche en graisses et en prote\u0301ines se retrouvent dans les ge\u0300nes de prote\u0301ines pour le transport de choleste\u0301rol dans le sang. Certains d\u2019entre eux sont communs aux populations inuites de l\u2019Alaska et apparus dans ce cas il y a moins de 6 000 ans.<\/p>\n<p>Ces variants confe\u0300rent un risque particulier dans le cas de plusieurs maladies dont le diabe\u0300te, l\u2019obe\u0301site\u0301 et quelques maladies me\u0301taboliques. Les chercheurs pre\u0301cisent que les Inuits n\u2019ont pas plus de pathologies que les autres populations mais qu\u2019elles sont plus associe\u0301es a\u0300 ces variants ge\u0301ne\u0301tiques et se trouvent souvent dans des re\u0301gions pre\u0301cises de la co\u0302te.<\/p>\n<p><b>Un brassage ge\u0301ne\u0301tique qui va re\u0301duire l\u2019impact des mutations isole\u0301es<\/b><\/p>\n<p>Ces nouvelles donne\u0301es vont rendre le de\u0301pistage de certaines maladies beaucoup plus efficace qu\u2019auparavant pour ces populations et enrichir l\u2019e\u0301tude ge\u0301ne\u0301tique des maladies. Cependant, la fin de l\u2019isolement des re\u0301gions co\u0302tie\u0300res depuis les anne\u0301es 1960 permet un brassage croissant des populations inuites entre elles et avec celles d\u2019origine europe\u0301enne, ce qui va re\u0301duire l\u2019impact des mutations isole\u0301es par les chercheurs danois.<\/p>\n<p><strong>Pour plus d&rsquo;informations et d&rsquo;analyses sur la <span style=\"color: #ff6600\">Guin\u00e9e<\/span>, suivez <span style=\"color: #ff6600\">Africa-Press<span style=\"color: #ff6600\"><\/span><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Africa-Press &#8211; Guin\u00e9e. Les Inuits du Groenland descendent d\u2019une petite population de moins de 300 personnes arrive\u0301e de Sibe\u0301rie via l\u2019Alaska il y a environ mille ans. C\u2019est ce que re\u0301ve\u0300le une vaste e\u0301tude ge\u0301ne\u0301tique de cette population dirige\u0301e par des chercheurs danois de l\u2019Universite\u0301 de Copenhague et publie\u0301e dans la revue Nature. Pour mieux [&hellip;]<\/p>\n","protected":false},"author":82,"featured_media":29441,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[22,10],"tags":[58],"class_list":["post-29442","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-divers","category-toutes-les-actualites","tag-guinee"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.1 (Yoast SEO v27.0) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>L\u2019Histoire et les Maladies des Inuits du Groenland R\u00e9v\u00e9l\u00e9es par leur ADN - guinee Conakry<\/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.africa-press.net\/guinee-conakry\/politique\/lhistoire-et-les-maladies-des-inuits-du-groenland-revelees-par-leur-adn\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"L\u2019Histoire et les Maladies des Inuits du Groenland R\u00e9v\u00e9l\u00e9es par leur ADN\" \/>\n<meta property=\"og:description\" content=\"Africa-Press &#8211; Guin\u00e9e. Les Inuits du Groenland descendent d\u2019une petite population de moins de 300 personnes arrive\u0301e de Sibe\u0301rie via l\u2019Alaska il y a environ mille ans. C\u2019est ce que re\u0301ve\u0300le une vaste e\u0301tude ge\u0301ne\u0301tique de cette population dirige\u0301e par des chercheurs danois de l\u2019Universite\u0301 de Copenhague et publie\u0301e dans la revue Nature. Pour mieux [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.africa-press.net\/guinee-conakry\/politique\/lhistoire-et-les-maladies-des-inuits-du-groenland-revelees-par-leur-adn\" \/>\n<meta property=\"og:site_name\" content=\"guinee Conakry\" \/>\n<meta property=\"article:published_time\" content=\"2025-04-07T12:00:00+00:00\" \/>\n<meta name=\"author\" content=\"cfeditorfr\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"cfeditorfr\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.africa-press.net\/guinee-conakry\/politique\/lhistoire-et-les-maladies-des-inuits-du-groenland-revelees-par-leur-adn#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.africa-press.net\/guinee-conakry\/politique\/lhistoire-et-les-maladies-des-inuits-du-groenland-revelees-par-leur-adn\"},\"author\":{\"name\":\"cfeditorfr\",\"@id\":\"https:\/\/www.africa-press.net\/guinee-conakry\/#\/schema\/person\/2b1cf3cd81a31e3cd26889ca66d677f1\"},\"headline\":\"L\u2019Histoire et les Maladies des Inuits du Groenland R\u00e9v\u00e9l\u00e9es par leur ADN\",\"datePublished\":\"2025-04-07T12:00:00+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.africa-press.net\/guinee-conakry\/politique\/lhistoire-et-les-maladies-des-inuits-du-groenland-revelees-par-leur-adn\"},\"wordCount\":444,\"commentCount\":0,\"image\":{\"@id\":\"https:\/\/www.africa-press.net\/guinee-conakry\/politique\/lhistoire-et-les-maladies-des-inuits-du-groenland-revelees-par-leur-adn#primaryimage\"},\"thumbnailUrl\":\"https:\/\/static.africa-press.net\/conakry\/sites\/63\/2025\/04\/sm_1744096418.185666.jpg\",\"keywords\":[\"Guin\u00e9e\"],\"articleSection\":[\"Divers\",\"Toutes les actualit\u00e9s\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/www.africa-press.net\/guinee-conakry\/politique\/lhistoire-et-les-maladies-des-inuits-du-groenland-revelees-par-leur-adn#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.africa-press.net\/guinee-conakry\/politique\/lhistoire-et-les-maladies-des-inuits-du-groenland-revelees-par-leur-adn\",\"url\":\"https:\/\/www.africa-press.net\/guinee-conakry\/politique\/lhistoire-et-les-maladies-des-inuits-du-groenland-revelees-par-leur-adn\",\"name\":\"L\u2019Histoire et les Maladies des Inuits du Groenland R\u00e9v\u00e9l\u00e9es par leur ADN - guinee Conakry\",\"isPartOf\":{\"@id\":\"https:\/\/www.africa-press.net\/guinee-conakry\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.africa-press.net\/guinee-conakry\/politique\/lhistoire-et-les-maladies-des-inuits-du-groenland-revelees-par-leur-adn#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.africa-press.net\/guinee-conakry\/politique\/lhistoire-et-les-maladies-des-inuits-du-groenland-revelees-par-leur-adn#primaryimage\"},\"thumbnailUrl\":\"https:\/\/static.africa-press.net\/conakry\/sites\/63\/2025\/04\/sm_1744096418.185666.jpg\",\"datePublished\":\"2025-04-07T12:00:00+00:00\",\"author\":{\"@id\":\"https:\/\/www.africa-press.net\/guinee-conakry\/#\/schema\/person\/2b1cf3cd81a31e3cd26889ca66d677f1\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.africa-press.net\/guinee-conakry\/politique\/lhistoire-et-les-maladies-des-inuits-du-groenland-revelees-par-leur-adn#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.africa-press.net\/guinee-conakry\/politique\/lhistoire-et-les-maladies-des-inuits-du-groenland-revelees-par-leur-adn\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/www.africa-press.net\/guinee-conakry\/politique\/lhistoire-et-les-maladies-des-inuits-du-groenland-revelees-par-leur-adn#primaryimage\",\"url\":\"https:\/\/static.africa-press.net\/conakry\/sites\/63\/2025\/04\/sm_1744096418.185666.jpg\",\"contentUrl\":\"https:\/\/static.africa-press.net\/conakry\/sites\/63\/2025\/04\/sm_1744096418.185666.jpg\",\"width\":1280,\"height\":720,\"caption\":\"L\u2019Histoire et les Maladies des Inuits du Groenland R\u00e9v\u00e9l\u00e9es par leur ADN\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.africa-press.net\/guinee-conakry\/politique\/lhistoire-et-les-maladies-des-inuits-du-groenland-revelees-par-leur-adn#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Accueil\",\"item\":\"https:\/\/www.africa-press.net\/guinee-conakry\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"L\u2019Histoire et les Maladies des Inuits du Groenland R\u00e9v\u00e9l\u00e9es par leur ADN\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.africa-press.net\/guinee-conakry\/#website\",\"url\":\"https:\/\/www.africa-press.net\/guinee-conakry\/\",\"name\":\"guinee Conakry\",\"description\":\"Just another Africa News Agency Sites site\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.africa-press.net\/guinee-conakry\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.africa-press.net\/guinee-conakry\/#\/schema\/person\/2b1cf3cd81a31e3cd26889ca66d677f1\",\"name\":\"cfeditorfr\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"L\u2019Histoire et les Maladies des Inuits du Groenland R\u00e9v\u00e9l\u00e9es par leur ADN - guinee Conakry","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.africa-press.net\/guinee-conakry\/politique\/lhistoire-et-les-maladies-des-inuits-du-groenland-revelees-par-leur-adn","og_locale":"fr_FR","og_type":"article","og_title":"L\u2019Histoire et les Maladies des Inuits du Groenland R\u00e9v\u00e9l\u00e9es par leur ADN","og_description":"Africa-Press &#8211; Guin\u00e9e. Les Inuits du Groenland descendent d\u2019une petite population de moins de 300 personnes arrive\u0301e de Sibe\u0301rie via l\u2019Alaska il y a environ mille ans. C\u2019est ce que re\u0301ve\u0300le une vaste e\u0301tude ge\u0301ne\u0301tique de cette population dirige\u0301e par des chercheurs danois de l\u2019Universite\u0301 de Copenhague et publie\u0301e dans la revue Nature. Pour mieux [&hellip;]","og_url":"https:\/\/www.africa-press.net\/guinee-conakry\/politique\/lhistoire-et-les-maladies-des-inuits-du-groenland-revelees-par-leur-adn","og_site_name":"guinee Conakry","article_published_time":"2025-04-07T12:00:00+00:00","author":"cfeditorfr","twitter_card":"summary_large_image","twitter_misc":{"\u00c9crit par":"cfeditorfr","Dur\u00e9e de lecture estim\u00e9e":"2 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.africa-press.net\/guinee-conakry\/politique\/lhistoire-et-les-maladies-des-inuits-du-groenland-revelees-par-leur-adn#article","isPartOf":{"@id":"https:\/\/www.africa-press.net\/guinee-conakry\/politique\/lhistoire-et-les-maladies-des-inuits-du-groenland-revelees-par-leur-adn"},"author":{"name":"cfeditorfr","@id":"https:\/\/www.africa-press.net\/guinee-conakry\/#\/schema\/person\/2b1cf3cd81a31e3cd26889ca66d677f1"},"headline":"L\u2019Histoire et les Maladies des Inuits du Groenland R\u00e9v\u00e9l\u00e9es par leur ADN","datePublished":"2025-04-07T12:00:00+00:00","mainEntityOfPage":{"@id":"https:\/\/www.africa-press.net\/guinee-conakry\/politique\/lhistoire-et-les-maladies-des-inuits-du-groenland-revelees-par-leur-adn"},"wordCount":444,"commentCount":0,"image":{"@id":"https:\/\/www.africa-press.net\/guinee-conakry\/politique\/lhistoire-et-les-maladies-des-inuits-du-groenland-revelees-par-leur-adn#primaryimage"},"thumbnailUrl":"https:\/\/static.africa-press.net\/conakry\/sites\/63\/2025\/04\/sm_1744096418.185666.jpg","keywords":["Guin\u00e9e"],"articleSection":["Divers","Toutes les actualit\u00e9s"],"inLanguage":"fr-FR","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.africa-press.net\/guinee-conakry\/politique\/lhistoire-et-les-maladies-des-inuits-du-groenland-revelees-par-leur-adn#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.africa-press.net\/guinee-conakry\/politique\/lhistoire-et-les-maladies-des-inuits-du-groenland-revelees-par-leur-adn","url":"https:\/\/www.africa-press.net\/guinee-conakry\/politique\/lhistoire-et-les-maladies-des-inuits-du-groenland-revelees-par-leur-adn","name":"L\u2019Histoire et les Maladies des Inuits du Groenland R\u00e9v\u00e9l\u00e9es par leur ADN - guinee Conakry","isPartOf":{"@id":"https:\/\/www.africa-press.net\/guinee-conakry\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.africa-press.net\/guinee-conakry\/politique\/lhistoire-et-les-maladies-des-inuits-du-groenland-revelees-par-leur-adn#primaryimage"},"image":{"@id":"https:\/\/www.africa-press.net\/guinee-conakry\/politique\/lhistoire-et-les-maladies-des-inuits-du-groenland-revelees-par-leur-adn#primaryimage"},"thumbnailUrl":"https:\/\/static.africa-press.net\/conakry\/sites\/63\/2025\/04\/sm_1744096418.185666.jpg","datePublished":"2025-04-07T12:00:00+00:00","author":{"@id":"https:\/\/www.africa-press.net\/guinee-conakry\/#\/schema\/person\/2b1cf3cd81a31e3cd26889ca66d677f1"},"breadcrumb":{"@id":"https:\/\/www.africa-press.net\/guinee-conakry\/politique\/lhistoire-et-les-maladies-des-inuits-du-groenland-revelees-par-leur-adn#breadcrumb"},"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.africa-press.net\/guinee-conakry\/politique\/lhistoire-et-les-maladies-des-inuits-du-groenland-revelees-par-leur-adn"]}]},{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/www.africa-press.net\/guinee-conakry\/politique\/lhistoire-et-les-maladies-des-inuits-du-groenland-revelees-par-leur-adn#primaryimage","url":"https:\/\/static.africa-press.net\/conakry\/sites\/63\/2025\/04\/sm_1744096418.185666.jpg","contentUrl":"https:\/\/static.africa-press.net\/conakry\/sites\/63\/2025\/04\/sm_1744096418.185666.jpg","width":1280,"height":720,"caption":"L\u2019Histoire et les Maladies des Inuits du Groenland R\u00e9v\u00e9l\u00e9es par leur ADN"},{"@type":"BreadcrumbList","@id":"https:\/\/www.africa-press.net\/guinee-conakry\/politique\/lhistoire-et-les-maladies-des-inuits-du-groenland-revelees-par-leur-adn#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Accueil","item":"https:\/\/www.africa-press.net\/guinee-conakry\/"},{"@type":"ListItem","position":2,"name":"L\u2019Histoire et les Maladies des Inuits du Groenland R\u00e9v\u00e9l\u00e9es par leur ADN"}]},{"@type":"WebSite","@id":"https:\/\/www.africa-press.net\/guinee-conakry\/#website","url":"https:\/\/www.africa-press.net\/guinee-conakry\/","name":"guinee Conakry","description":"Just another Africa News Agency Sites site","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.africa-press.net\/guinee-conakry\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"fr-FR"},{"@type":"Person","@id":"https:\/\/www.africa-press.net\/guinee-conakry\/#\/schema\/person\/2b1cf3cd81a31e3cd26889ca66d677f1","name":"cfeditorfr"}]}},"_links":{"self":[{"href":"https:\/\/www.africa-press.net\/guinee-conakry\/wp-json\/wp\/v2\/posts\/29442","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.africa-press.net\/guinee-conakry\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.africa-press.net\/guinee-conakry\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.africa-press.net\/guinee-conakry\/wp-json\/wp\/v2\/users\/82"}],"replies":[{"embeddable":true,"href":"https:\/\/www.africa-press.net\/guinee-conakry\/wp-json\/wp\/v2\/comments?post=29442"}],"version-history":[{"count":0,"href":"https:\/\/www.africa-press.net\/guinee-conakry\/wp-json\/wp\/v2\/posts\/29442\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.africa-press.net\/guinee-conakry\/wp-json\/wp\/v2\/media\/29441"}],"wp:attachment":[{"href":"https:\/\/www.africa-press.net\/guinee-conakry\/wp-json\/wp\/v2\/media?parent=29442"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.africa-press.net\/guinee-conakry\/wp-json\/wp\/v2\/categories?post=29442"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.africa-press.net\/guinee-conakry\/wp-json\/wp\/v2\/tags?post=29442"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}