{"id":458,"date":"2022-02-28T23:12:32","date_gmt":"2022-02-28T22:12:32","guid":{"rendered":"http:\/\/www.archaeology.org\/news\/10384-220228-human-family-tree"},"modified":"2022-02-28T23:12:32","modified_gmt":"2022-02-28T22:12:32","slug":"family-tree-tracks-human-genes-through-history","status":"publish","type":"post","link":"https:\/\/www.viaromana.org\/blog\/family-tree-tracks-human-genes-through-history\/","title":{"rendered":"L’Arbre G\u00e9n\u00e9alogique Suit Les G\u00e8nes Humains \u00c0 Travers L’Histoire"},"content":{"rendered":"\n

\"HumanOXFORD, ANGLETERRE\u2014Sciences en Direct<\/a><\/em> rapporte qu’une \u00e9quipe de scientifiques dirig\u00e9e par Anthony Wilder Wohns, qui \u00e9tait \u00e9tudiant \u00e0 l’Universit\u00e9 d’Oxford \u00e0 l’\u00e9poque, a utilis\u00e9 un algorithme informatique pour trier les s\u00e9quences g\u00e9nomiques de haute qualit\u00e9 d’individus anciens, dont trois N\u00e9andertaliens et un Denisovan, et des milliers d’humains modernes pour cr\u00e9er un arbre g\u00e9n\u00e9alogique pour toute l’humanit\u00e9. Les chercheurs ont identifi\u00e9 des lignes de descendance pour cartographier les relations g\u00e9n\u00e9alogiques gr\u00e2ce \u00e0 des mod\u00e8les de variation g\u00e9n\u00e9tique identifi\u00e9s par l’algorithme. L’\u00e9tude a \u00e9galement trac\u00e9 des emplacements approximatifs pour les anc\u00eatres communs des individus de l’\u00e9tude, bien qu’il s’agisse d’une estimation pr\u00e9liminaire, a d\u00e9clar\u00e9 Wohns. Des g\u00e9nomes anciens d\u00e9grad\u00e9s ont \u00e9t\u00e9 utilis\u00e9s pour aider \u00e0 d\u00e9terminer l\u00a0\u00bb\u00e2ge des variantes, et Wohns a expliqu\u00e9 que plus de 90 pour cent du temps, ces \u00e2ges \u00e9taient compatibles avec les dates au radiocarbone obtenues par les arch\u00e9ologues. En cas de divergence, les membres de l’\u00e9quipe ont ajust\u00e9 l’arbre g\u00e9n\u00e9alogique pour refl\u00e9ter la datation au radiocarbone des \u00e9chantillons. \u201dNous voyons certainement des preuves accablantes de l’\u00e9v\u00e9nement hors d’Afrique\u00a0\u00bb, a d\u00e9clar\u00e9 Wohns. Et \u00e0 mesure que davantage de donn\u00e9es g\u00e9n\u00e9tiques seront disponibles, la technique pourra peut-\u00eatre identifier des mouvements humains actuellement inconnus, ont comment\u00e9 Aida Andr\u00e9s et Jasmin Rees de l’University College de Londres. Pour en savoir plus sur l’arbre g\u00e9n\u00e9alogique \u00e9volutif, allez sur \u00ab\u00a0Nos Anc\u00eatres Enchev\u00eatr\u00e9s<\/a>.\u00a0\u00bb<\/p>\n","protected":false},"excerpt":{"rendered":"

OXFORD, ANGLETERRE\u2014Sciences en Direct rapporte qu’une \u00e9quipe de scientifiques dirig\u00e9e par Anthony Wilder Wohns, qui \u00e9tait \u00e9tudiant \u00e0 l’Universit\u00e9 d’Oxford \u00e0 l’\u00e9poque, a utilis\u00e9 un algorithme informatique pour trier les s\u00e9quences g\u00e9nomiques de haute qualit\u00e9 d’individus anciens, dont trois N\u00e9andertaliens et un Denisovan, et des milliers d’humains modernes pour cr\u00e9er un arbre g\u00e9n\u00e9alogique pour toute l’humanit\u00e9. Les chercheurs ont identifi\u00e9 des lignes de descendance pour cartographier les relations g\u00e9n\u00e9alogiques gr\u00e2ce \u00e0 des mod\u00e8les de variation g\u00e9n\u00e9tique identifi\u00e9s par l’algorithme. L’\u00e9tude a \u00e9galement trac\u00e9 des emplacements approximatifs pour les anc\u00eatres communs des individus de l’\u00e9tude, bien qu’il s’agisse d’une estimation pr\u00e9liminaire,\u2026<\/p>\n","protected":false},"author":3,"featured_media":460,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":4}},"yoast_head":"\nL'Arbre G\u00e9n\u00e9alogique Suit Les G\u00e8nes Humains \u00c0 Travers L'Histoire - Viaromana et arch\u00e9ologie.<\/title>\n<meta name=\"description\" content=\"L'Arbre G\u00e9n\u00e9alogique Suit Les G\u00e8nes Humains \u00c0 Travers L'Histoire article de Viaromana et arch\u00e9ologie.\" \/>\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.viaromana.org\/blog\/family-tree-tracks-human-genes-through-history\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"L'Arbre G\u00e9n\u00e9alogique Suit Les G\u00e8nes Humains \u00c0 Travers L'Histoire - 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