C’est Christine Clavien qui me dirige vers:http:\/\/evoanth.wordpress.com\/2012\/05\/17\/mutation-brain-evolve\/<\/p>\n
On sait l’importance de la duplication de g\u00e8nes pour activer l’\u00e9volution. Ici, un candidat\/participant int\u00e9ressant \u00e0 relever. Il s’agit du\u00a0g\u00e8ne SRGAP2A que l’on retrouve chez tous les grands singes. La prot\u00e9ine a \u00e0 faire avec la croissance des dendrites\u00a0de neurones et leur mobilit\u00e9. Dans la lign\u00e9e humaine le g\u00e8ne\u00a0a subit 3 \u00e9v\u00e8nement de duplications, \u00e9valu\u00e9s ainsi: \u00ab\u00a03.4 million years ago for the first duplication, from SRGAP2A to B. Then 2.4 million years ago B duplicated into C and only 1 million years ago B also became D\u00a0\u00bb. Il est confirm\u00e9 que ces duplications ont eu lieu avant la s\u00e9paration d’avec les Neanderthal et Denisovan.\u00a0<\/span><\/p>\n 3.4 million years ago for the first duplication, from SRGAP2A to B. Then 2.4 million years ago B duplicated into C and only 1 million years ago B also became D\u00a0\u00bb.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":" C’est Christine Clavien qui me dirige vers:http:\/\/evoanth.wordpress.com\/2012\/05\/17\/mutation-brain-evolve\/ On sait l’importance de la duplication de g\u00e8nes pour activer l’\u00e9volution. Ici, un candidat\/participant int\u00e9ressant \u00e0 relever. Il s’agit du\u00a0g\u00e8ne SRGAP2A que l’on retrouve chez tous les grands singes. La prot\u00e9ine a \u00e0 faire avec la croissance des dendrites\u00a0de neurones et leur mobilit\u00e9. Dans la lign\u00e9e humaine le […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[89],"tags":[],"class_list":["post-293","post","type-post","status-publish","format-standard","hentry","category-science-actualite"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack-related-posts":[],"_links":{"self":[{"href":"https:\/\/www.dubochet.ch\/jacques\/index.php?rest_route=\/wp\/v2\/posts\/293","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.dubochet.ch\/jacques\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.dubochet.ch\/jacques\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.dubochet.ch\/jacques\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.dubochet.ch\/jacques\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=293"}],"version-history":[{"count":0,"href":"https:\/\/www.dubochet.ch\/jacques\/index.php?rest_route=\/wp\/v2\/posts\/293\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.dubochet.ch\/jacques\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=293"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.dubochet.ch\/jacques\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=293"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.dubochet.ch\/jacques\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=293"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}