{"id":18975,"date":"2019-05-28T17:00:52","date_gmt":"2019-05-28T15:00:52","guid":{"rendered":"https:\/\/www.laterredufutur.com\/accueil\/?p=18975"},"modified":"2019-04-11T16:42:49","modified_gmt":"2019-04-11T14:42:49","slug":"des-chercheurs-chinois-ajoutent-un-gene-lie-au-cerveau-humain-au-genome-de-singe-dans-une-experience-controversee","status":"publish","type":"post","link":"https:\/\/www.laterredufutur.com\/accueil\/des-chercheurs-chinois-ajoutent-un-gene-lie-au-cerveau-humain-au-genome-de-singe-dans-une-experience-controversee\/","title":{"rendered":"Des chercheurs chinois ajoutent un g\u00e8ne li\u00e9 au cerveau humain au g\u00e9nome de singe dans une exp\u00e9rience controvers\u00e9e"},"content":{"rendered":"<div class=\"1665f18d14f35dd9e7566e1a8ac9a3e9\" data-index=\"1\" style=\"float: none; margin:10px 0 10px 0; text-align:center;\">\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block; text-align:center;\"\r\n     data-ad-layout=\"in-article\"\r\n     data-ad-format=\"fluid\"\r\n     data-ad-client=\"ca-pub-2860849627502538\"\r\n     data-ad-slot=\"3019501113\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n<\/div>\n<p>Une \u00e9quipe de chercheurs travaillant en Chine a cr\u00e9\u00e9 plusieurs Singes (Macaques Rh\u00e9sus) transg\u00e9niques en ajoutant un g\u00e8ne humain impliqu\u00e9 dans la croissance du cerveau du g\u00e9nome du singe. Dans son article publi\u00e9 dans la National Science Review, le groupe d\u00e9crit son travail et les tests qu\u2019il a effectu\u00e9s sur les singes apr\u00e8s leur naissance.<\/p>\n<p>Les bio-scientifiques envisagent de commencer \u00e0 utiliser des techniques d&rsquo;\u00e9dition de g\u00e8nes chez l&rsquo;homme, \u00e0 la fois pour pr\u00e9venir les maladies et pour en savoir plus sur le d\u00e9veloppement humain. Prenant cette direction, l&rsquo;\u00e9quipe en Chine a ajout\u00e9 un g\u00e8ne humain appel\u00e9 MCPH1 au g\u00e9nome de plusieurs singes afin d&rsquo;en apprendre davantage sur le d\u00e9veloppement du cerveau humain. Des recherches ant\u00e9rieures ont montr\u00e9 que MCPH1 est impliqu\u00e9 dans la croissance du cerveau &#8211; les b\u00e9b\u00e9s qui en sont n\u00e9s ont un petit cerveau.<\/p>\n<p>Pour introduire le g\u00e8ne dans les g\u00e9nomes des singe, les chercheurs ont simplement inject\u00e9 des virus porteurs de ce g\u00e8ne dans des embryons des singes, puis ont laiss\u00e9 les singes se d\u00e9velopper naturellement. Onze singes avec le g\u00e9nome modifi\u00e9 sont n\u00e9s, mais seulement cinq ont surv\u00e9cu. Ces cinq singes ont \u00e9t\u00e9 test\u00e9es pour voir quel impact le g\u00e8ne humain avait sur leur d\u00e9veloppement et leurs capacit\u00e9s.<\/p>\n<p>Les chercheurs ont rapport\u00e9 qu&rsquo;aucun des singes n&rsquo;avait un cerveau plus gros que la normale, mais tous ont \u00e9t\u00e9 test\u00e9s meilleurs que la moyenne lors de tests de m\u00e9moire et de capacit\u00e9s de traitement.<\/p><div class=\"1665f18d14f35dd9e7566e1a8ac9a3e9\" data-index=\"2\" style=\"float: none; margin:10px 0 10px 0; text-align:center;\">\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block; text-align:center;\"\r\n     data-ad-layout=\"in-article\"\r\n     data-ad-format=\"fluid\"\r\n     data-ad-client=\"ca-pub-2860849627502538\"\r\n     data-ad-slot=\"3019501113\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n<\/div>\n\n<p>La recherche, qui a \u00e9t\u00e9 men\u00e9e par une \u00e9quipe en Chine, est assez controvers\u00e9e &#8211; elle n\u2019aurait pas \u00e9t\u00e9 autoris\u00e9e dans la plupart des autres pays. Les biosciences s&rsquo;entendent pour dire que l&rsquo;ajout de g\u00e8nes humains li\u00e9s au d\u00e9veloppement du cerveau aux g\u00e9nomes du singe va au-del\u00e0 d&rsquo;une ligne \u00e9thique. Certains pensent que cela pourrait conduire \u00e0 des singes comme ceux du film La plan\u00e8te des singes. Quel genre de statut auraient ces singes s\u2019ils \u00e9taient modifi\u00e9s de mani\u00e8re \u00e0 leur permettre de penser comme un \u00eatre humain ? Pour cette raison, la plupart ne sont pas dispos\u00e9s \u00e0 prendre part \u00e0 de telles recherches &#8211; en effet, m\u00eame l&rsquo;un des chercheurs de l&rsquo;\u00e9quipe chinoise, un Am\u00e9ricain de l&rsquo;Universit\u00e9 de Caroline du Nord, a \u00e9mis des doutes. Il a sugg\u00e9r\u00e9 que la cr\u00e9ation de singes qui ont certains aspects du pouvoir du cerveau humain \u00ab\u00a0n&rsquo;est pas une bonne direction.\u00a0\u00bb Il affirme n&rsquo;avoir particip\u00e9 qu&rsquo;\u00e0 l&rsquo;analyse par IRM des tests du volume c\u00e9r\u00e9bral.<\/p>\n<p>Adaptation <a href=\"https:\/\/www.laterredufutur.com\/accueil\">La Terre du Futur<\/a><\/p>\n<p>source : <a href=\"https:\/\/medicalxpress.com\/news\/2019-01-gene-edited-disease-monkeys-cloned-china.html\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/medicalxpress.com<\/a><\/p>\n<p class=\"bawpvc-ajax-counter\" data-id=\"18975\">(340)<\/p>\n<!--CusAds0-->\n<div style=\"font-size: 0px; height: 0px; line-height: 0px; margin: 0; padding: 0; clear: both;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>Une \u00e9quipe de chercheurs travaillant en Chine a cr\u00e9\u00e9 plusieurs Singes (Macaques Rh\u00e9sus) transg\u00e9niques en ajoutant un g\u00e8ne humain impliqu\u00e9&#8230;<\/p>\n","protected":false},"author":1,"featured_media":18976,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"ngg_post_thumbnail":0,"jetpack_post_was_ever_published":false,"_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":"","jetpack_publicize_message":"Des chercheurs chinois ajoutent un g\u00e8ne li\u00e9 au cerveau humain au g\u00e9nome de singe dans une exp\u00e9rience controvers\u00e9e @laterredufutur.com","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[31],"tags":[954,1015,1746,7156,7155,5035],"class_list":["post-18975","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-divers","tag-adn","tag-cerveau","tag-genetique","tag-genetiquement-modifie","tag-la-planete-des-singes","tag-singe","wpcat-31-id"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/04\/singe-genetiquement-modifie.jpg?fit=800%2C480&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p631RN-4W3","jetpack-related-posts":[{"id":23609,"url":"https:\/\/www.laterredufutur.com\/accueil\/elon-musk-veut-implanter-la-puce-de-neuralink-en-2022-et-cela-inquiete\/","url_meta":{"origin":18975,"position":0},"title":"Elon Musk veut implanter la puce de Neuralink en 2022 et cela inqui\u00e8te","author":"Admin","date":"4 janvier 2022","format":false,"excerpt":"Ces implants c\u00e9r\u00e9braux seront d'abord destin\u00e9s aux personnes handicap\u00e9es pour leur permettre de contr\u00f4ler un ordinateur par la pens\u00e9e. Outre Tesla et SpaceX, Elon Musk est \u00e9galement \u00e0 la t\u00eate de Neuralink, une entreprise sp\u00e9cialis\u00e9e dans la neurotechnologie. Celle-ci d\u00e9veloppe des implants c\u00e9r\u00e9braux d\u2019interfaces neuronales directes. Si cette technologie semblait\u2026","rel":"","context":"Dans &quot;Technologie et IA&quot;","block_context":{"text":"Technologie et IA","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/technologie\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2022\/01\/neuralink.jpg?fit=1200%2C675&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2022\/01\/neuralink.jpg?fit=1200%2C675&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2022\/01\/neuralink.jpg?fit=1200%2C675&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2022\/01\/neuralink.jpg?fit=1200%2C675&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2022\/01\/neuralink.jpg?fit=1200%2C675&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":24572,"url":"https:\/\/www.laterredufutur.com\/accueil\/un-monde-de-cerveaux-connectes\/","url_meta":{"origin":18975,"position":1},"title":"Un monde de cerveaux connect\u00e9s","author":"Admin","date":"3 d\u00e9cembre 2022","format":false,"excerpt":"Elon Musk, \u00e0 la t\u00eate de Neuralink se dit confiant sur le fait que son appareil connect\u00e9 est adapt\u00e9 aux humains. Mais pour l\u2019instant, les prototypes, de la taille d\u2019une pi\u00e8ce de monnaie, ont simplement \u00e9t\u00e9 implant\u00e9s dans le cr\u00e2ne d\u2019animaux. Qui voudra \u00eatre le cobaye d\u2019Elon Musk ? Le\u2026","rel":"","context":"Dans &quot;Monde Futur&quot;","block_context":{"text":"Monde Futur","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/monde-futur\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2022\/12\/neuralink-elon-musk.jpg?fit=1200%2C571&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2022\/12\/neuralink-elon-musk.jpg?fit=1200%2C571&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2022\/12\/neuralink-elon-musk.jpg?fit=1200%2C571&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2022\/12\/neuralink-elon-musk.jpg?fit=1200%2C571&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2022\/12\/neuralink-elon-musk.jpg?fit=1200%2C571&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":24869,"url":"https:\/\/www.laterredufutur.com\/accueil\/un-monde-vers-le-transhumanisme\/","url_meta":{"origin":18975,"position":2},"title":"Un monde vers le transhumanisme","author":"Admin","date":"8 avril 2023","format":false,"excerpt":"Le mouvement transhumaniste est n\u00e9 dans les ann\u00e9es 1980, mais a gagn\u00e9 en popularit\u00e9 ces derni\u00e8res ann\u00e9es gr\u00e2ce aux avanc\u00e9es technologiques qui ont permis de r\u00e9aliser des progr\u00e8s significatifs dans des domaines tels que la biotechnologie, la nanotechnologie et l'intelligence artificielle. Les transhumanistes croient que l'homme peut et doit d\u00e9passer\u2026","rel":"","context":"Dans &quot;Monde Futur&quot;","block_context":{"text":"Monde Futur","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/monde-futur\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2017\/10\/transhumanisme.jpg?fit=1200%2C665&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2017\/10\/transhumanisme.jpg?fit=1200%2C665&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2017\/10\/transhumanisme.jpg?fit=1200%2C665&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2017\/10\/transhumanisme.jpg?fit=1200%2C665&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2017\/10\/transhumanisme.jpg?fit=1200%2C665&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":19114,"url":"https:\/\/www.laterredufutur.com\/accueil\/une-nouvelle-analyse-montre-que-les-ancetres-humains-evoluaient-sur-la-terre-ferme\/","url_meta":{"origin":18975,"position":3},"title":"Une nouvelle analyse montre que les anc\u00eatres humains \u00e9voluaient sur la terre ferme","author":"Admin","date":"13 juin 2019","format":false,"excerpt":"Les grands singes africains se sont adapt\u00e9s \u00e0 la vie sur le sol. Cette d\u00e9couverte indique que l'homme a \u00e9volu\u00e9 depuis un anc\u00eatre ne se limitant pas aux arbres ou \u00e0 d'autres habitats sur\u00e9lev\u00e9s. L'analyse ajoute un nouveau chapitre \u00e0 l'\u00e9volution, apportant un \u00e9clairage suppl\u00e9mentaire sur ce qui a pr\u00e9c\u00e9d\u00e9\u2026","rel":"","context":"Dans &quot;Arch\u00e9ologie&quot;","block_context":{"text":"Arch\u00e9ologie","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/archeologie\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/05\/bonobo-singe.jpg?fit=623%2C415&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/05\/bonobo-singe.jpg?fit=623%2C415&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/05\/bonobo-singe.jpg?fit=623%2C415&ssl=1&resize=525%2C300 1.5x"},"classes":[]},{"id":25215,"url":"https:\/\/www.laterredufutur.com\/accueil\/il-y-a-900-000-ans-lhumanite-a-failli-disparaitre\/","url_meta":{"origin":18975,"position":4},"title":"Il y a 900 000 ans, l&rsquo;humanit\u00e9 a failli dispara\u00eetre","author":"Admin","date":"13 septembre 2023","format":false,"excerpt":"Des scientifiques assurent que les anc\u00eatres de l\u2019homme moderne ont connu un d\u00e9clin \u00e0 ce point radical que leur survie a \u00e9t\u00e9 fortement menac\u00e9e il y a 900 000 ans. 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Des scientifiques ont cultiv\u00e9 durant trois \u00e0 dix-neuf jours des embryons de macaques dans lesquels ils avaient ajout\u00e9 des cellules embryonnaires humaines. Si ces travaux offrent, \u00e0 terme, la promesse de progr\u00e8s biom\u00e9dicaux, notamment pour la m\u00e9decine r\u00e9g\u00e9n\u00e9rative, ils suscitent un profond\u2026","rel":"","context":"Dans &quot;Monde Futur&quot;","block_context":{"text":"Monde Futur","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/monde-futur\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/04\/planetes-des-singes.jpg?fit=1024%2C690&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/04\/planetes-des-singes.jpg?fit=1024%2C690&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/04\/planetes-des-singes.jpg?fit=1024%2C690&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/04\/planetes-des-singes.jpg?fit=1024%2C690&ssl=1&resize=700%2C400 2x"},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/18975","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/comments?post=18975"}],"version-history":[{"count":1,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/18975\/revisions"}],"predecessor-version":[{"id":18977,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/18975\/revisions\/18977"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media\/18976"}],"wp:attachment":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media?parent=18975"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/categories?post=18975"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/tags?post=18975"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}