{"id":7897,"date":"2015-10-09T10:49:00","date_gmt":"2015-10-09T08:49:00","guid":{"rendered":"https:\/\/staging.ggba.swiss\/des-chercheurs-de-lepfl-ont-reconstruit-et-simule-le-tissu-neural-sur-ordinateur\/"},"modified":"2023-07-04T13:42:56","modified_gmt":"2023-07-04T11:42:56","slug":"des-chercheurs-de-lepfl-ont-reconstruit-et-simule-le-tissu-neural-sur-ordinateur","status":"publish","type":"post","link":"https:\/\/staging.ggba.swiss\/fr\/des-chercheurs-de-lepfl-ont-reconstruit-et-simule-le-tissu-neural-sur-ordinateur\/","title":{"rendered":"Des chercheurs de l\u2019EPFL ont reconstruit et simul\u00e9 le tissu neural sur ordinateur"},"content":{"rendered":"<p><b><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/staging.ggba.swiss\/wp-content\/uploads\/2023\/06\/RTEmagicC_neural_slice_preview_02-2.jpg\" width=\"300\" height=\"156\" txdam=\"428\" title=\"Simulation de l'activit\u00e9 \u00e9lectrique dans une \u00abtranche de cerveau virtuelle\u00bb. \u00a9 BBP\/EPFL 2015\" alt=\"Simulation de l'activit\u00e9 \u00e9lectrique dans une \u00abtranche de cerveau virtuelle\u00bb. \u00a9 BBP\/EPFL 2015\" style=\"padding-right: 5px; float: left;\" \/>Une \u00e9quipe internationale dirig\u00e9e par des scientifiques de l\u2019\u00c9cole polytechnique f\u00e9d\u00e9rale de Lausanne a compl\u00e9t\u00e9 un premier projet de reconstitution num\u00e9rique d\u2019une partie du n\u00e9ocortex. <\/b><\/p>\n<p>Le <link http:>Blue Brain Project<\/link>, le centre de la simulation du <link https:>Human Brain Project<\/link>, a construit une repr\u00e9sentation digitale d\u2019une partie des microcircuits n\u00e9ocorticaux du cerveau du rat. Environ un tiers de millim\u00e8tre cube de tissu c\u00e9r\u00e9bral contenant quelque 30&rsquo;000 neurones connect\u00e9s par pr\u00e8s de 40 millions de synapses a \u00e9t\u00e9 r\u00e9pliqu\u00e9 sur ordinateur. Les chercheurs ont ensuite conduit des simulations sur ce tissu virtuel qui reproduisent une s\u00e9rie d&rsquo;observations pr\u00e9alables obtenues au travers d&rsquo;exp\u00e9riences in vivo sur le n\u00e9ocortex, validant ainsi l&rsquo;exactitude biologique du mod\u00e8le informatique utilis\u00e9. Gr\u00e2ce aux simulations, l\u2019\u00e9quipe a pu \u00e9galement d\u00e9couvrir des aspects qui n\u2019avaient pas encore \u00e9t\u00e9 \u00e9tudi\u00e9s dans le cadre d\u2019exp\u00e9riences biologiques, comme le r\u00f4le inattendu, mais n\u00e9anmoins majeur, du calcium dans certains des comportements les plus fondamentaux du cerveau. Cela pourrait conduire \u00e0 de nouvelles mani\u00e8res d\u2019\u00e9tudier le traitement des informations et les m\u00e9canismes de la m\u00e9moire dans des \u00e9tats normaux et anormaux du cerveau.<\/p>\n<p>Ce premier pas vers la reconstitution num\u00e9rique et la simulation du cerveau est le r\u00e9sultat de 20 ans d\u2019exp\u00e9rimentations biologiques et 10 ans de travail en sciences de l\u2019informatique. La publication de l\u2019\u00e9tude dans <link http:>Cell<\/link>, l\u2019une des plus prestigieuses revues au monde, repr\u00e9sente une \u00e9tape d\u00e9cisive pour les scientifiques de l\u2019<link http:>EPFL<\/link>. \u00abIls ont fourni ce qu\u2019ils ont promis\u00bb, <link http:>commente<\/link> Patrick Aebischer, pr\u00e9sident de l\u2019EPFL qui, conjointement avec le gouvernement suisse, a pris la d\u00e9cision courageuse de soutenir le Blue Brain Project.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Une \u00e9quipe internationale dirig\u00e9e par des scientifiques de l\u2019\u00c9cole polytechnique f\u00e9d\u00e9rale de Lausanne a compl\u00e9t\u00e9 un premier projet de reconstitution num\u00e9rique d\u2019une partie du n\u00e9ocortex. Le Blue Brain Project, le centre de la simulation du Human Brain Project, a construit une repr\u00e9sentation digitale d\u2019une partie des microcircuits n\u00e9ocorticaux du cerveau du rat. Environ un tiers [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":7898,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"mc4wp_mailchimp_campaign":[]},"categories":[842],"tags":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.10 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Des chercheurs de l\u2019EPFL ont reconstruit et simul\u00e9 le tissu neural sur ordinateur - Greater Geneva Bern area<\/title>\n<meta name=\"robots\" content=\"noindex, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Des chercheurs de l\u2019EPFL ont reconstruit et simul\u00e9 le tissu neural sur ordinateur - Greater Geneva Bern area\" \/>\n<meta property=\"og:description\" content=\"Une \u00e9quipe internationale dirig\u00e9e par des scientifiques de l\u2019\u00c9cole polytechnique f\u00e9d\u00e9rale de Lausanne a compl\u00e9t\u00e9 un premier projet de reconstitution num\u00e9rique d\u2019une partie du n\u00e9ocortex. Le Blue Brain Project, le centre de la simulation du Human Brain Project, a construit une repr\u00e9sentation digitale d\u2019une partie des microcircuits n\u00e9ocorticaux du cerveau du rat. Environ un tiers [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/staging.ggba.swiss\/fr\/des-chercheurs-de-lepfl-ont-reconstruit-et-simule-le-tissu-neural-sur-ordinateur\/\" \/>\n<meta property=\"og:site_name\" content=\"Greater Geneva Bern area\" \/>\n<meta property=\"article:published_time\" content=\"2015-10-09T08:49:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2023-07-04T11:42:56+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/staging.ggba.swiss\/app\/uploads\/2023\/06\/RTEmagicC_neural_slice_preview_02-2.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"300\" \/>\n\t<meta property=\"og:image:height\" content=\"156\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"mathieu\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"mathieu\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\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\":\"WebPage\",\"@id\":\"https:\/\/staging.ggba.swiss\/fr\/des-chercheurs-de-lepfl-ont-reconstruit-et-simule-le-tissu-neural-sur-ordinateur\/\",\"url\":\"https:\/\/staging.ggba.swiss\/fr\/des-chercheurs-de-lepfl-ont-reconstruit-et-simule-le-tissu-neural-sur-ordinateur\/\",\"name\":\"Des chercheurs de l\u2019EPFL ont reconstruit et simul\u00e9 le tissu neural sur ordinateur - Greater Geneva Bern area\",\"isPartOf\":{\"@id\":\"https:\/\/staging.ggba.swiss\/en\/#website\"},\"datePublished\":\"2015-10-09T08:49:00+00:00\",\"dateModified\":\"2023-07-04T11:42:56+00:00\",\"author\":{\"@id\":\"https:\/\/staging.ggba.swiss\/en\/#\/schema\/person\/8e5f085a3c4b5b152358afca41905511\"},\"breadcrumb\":{\"@id\":\"https:\/\/staging.ggba.swiss\/fr\/des-chercheurs-de-lepfl-ont-reconstruit-et-simule-le-tissu-neural-sur-ordinateur\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/staging.ggba.swiss\/fr\/des-chercheurs-de-lepfl-ont-reconstruit-et-simule-le-tissu-neural-sur-ordinateur\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/staging.ggba.swiss\/fr\/des-chercheurs-de-lepfl-ont-reconstruit-et-simule-le-tissu-neural-sur-ordinateur\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/staging.ggba.swiss\/en\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Des chercheurs de l\u2019EPFL ont reconstruit et simul\u00e9 le tissu neural sur ordinateur\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/staging.ggba.swiss\/en\/#website\",\"url\":\"https:\/\/staging.ggba.swiss\/en\/\",\"name\":\"Greater Geneva Bern area\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/staging.ggba.swiss\/en\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/staging.ggba.swiss\/en\/#\/schema\/person\/8e5f085a3c4b5b152358afca41905511\",\"name\":\"mathieu\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/staging.ggba.swiss\/en\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/066e0c4bb04d41ae36e3347b25b925cc?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/066e0c4bb04d41ae36e3347b25b925cc?s=96&d=mm&r=g\",\"caption\":\"mathieu\"},\"url\":\"https:\/\/staging.ggba.swiss\/fr\/author\/mathieu\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Des chercheurs de l\u2019EPFL ont reconstruit et simul\u00e9 le tissu neural sur ordinateur - Greater Geneva Bern area","robots":{"index":"noindex","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"og_locale":"fr_FR","og_type":"article","og_title":"Des chercheurs de l\u2019EPFL ont reconstruit et simul\u00e9 le tissu neural sur ordinateur - Greater Geneva Bern area","og_description":"Une \u00e9quipe internationale dirig\u00e9e par des scientifiques de l\u2019\u00c9cole polytechnique f\u00e9d\u00e9rale de Lausanne a compl\u00e9t\u00e9 un premier projet de reconstitution num\u00e9rique d\u2019une partie du n\u00e9ocortex. 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