{"id":7019,"date":"2021-02-05T12:07:51","date_gmt":"2021-02-05T12:07:51","guid":{"rendered":"https:\/\/cnls.sn\/?post_type=nos_actualites&amp;p=7019"},"modified":"2021-02-05T12:07:51","modified_gmt":"2021-02-05T12:07:51","slug":"un-vaccin-contre-le-vih-passe-avec-succes-une-premiere-phase-dessai-clinique","status":"publish","type":"post","link":"https:\/\/cnls.sn\/?p=7019","title":{"rendered":"Un vaccin contre le VIH passe avec succ\u00e8s une premi\u00e8re phase d\u2019essai clinique"},"content":{"rendered":"<h2 style=\"text-align: justify;\"><span style=\"color: #000000;\"><em>Le produit a d\u00e9clench\u00e9 une r\u00e9ponse immunitaire chez 97% des participants \u00e0 l\u2019\u00e9tude. Cela a permis la production de <strong>cellules immunitaires<\/strong>, permettant de g\u00e9n\u00e9rer des <span style=\"color: #ff0000;\">anticorps<\/span> contre le virus.<\/em><\/span><\/h2>\n<h2 style=\"text-align: justify;\"><span style=\"color: #000000;\">C\u2019est une \u00e9tape importante dans la recherche sur le\u00a0<span style=\"color: #333399;\"><strong><a style=\"color: #333399;\" href=\"https:\/\/www.pourquoidocteur.fr\/Articles\/Question-d-actu\/33554-VIH-traitement-injectable-pourrait-empecher-l-infection\">VIH<\/a>.<\/strong> <\/span>Une \u00e9quipe de scientifiques am\u00e9ricains publie les r\u00e9sultats concluants de son <strong>essai clinique de phase I,<\/strong> destin\u00e9e \u00e0 tester l\u2019efficacit\u00e9 d\u2019un\u00a0<a style=\"color: #000000;\" href=\"https:\/\/www.google.com\/url?sa=t&amp;rct=j&amp;q=&amp;esrc=s&amp;source=web&amp;cd=&amp;cad=rja&amp;uact=8&amp;ved=2ahUKEwj8hOGQ_s_uAhVGyhoKHUDaC-QQFjAAegQIAhAC&amp;url=https%3A%2F%2Fwww.pourquoidocteur.fr%2FArticles%2FQuestion-d-actu%2F34527-Vaccin-VIH-piste-d-anticorps-genetiquement-modifies&amp;usg=AOvVaw1QCw3uuMMebcTM9mMv_Zay\">vaccin contre le sida<\/a>. La\u00a0<a style=\"color: #000000;\" href=\"https:\/\/www.scripps.edu\/news-and-events\/press-room\/2021\/20210203-hiv-vaccine.html\">recherche<\/a>\u00a0a \u00e9t\u00e9 men\u00e9e par l\u2019Institut de recherche Scripps, centre de recherche biom\u00e9dicale situ\u00e9 aux \u00c9tats-Unis et l\u2019IAVI, International AIDS Vaccine Initiative, une association ayant pour objectif d\u2019acc\u00e9l\u00e9rer le d\u00e9veloppement des\u00a0<a style=\"color: #000000;\" href=\"https:\/\/www.google.com\/url?sa=t&amp;rct=j&amp;q=&amp;esrc=s&amp;source=web&amp;cd=&amp;cad=rja&amp;uact=8&amp;ved=2ahUKEwjZz76c_s_uAhVRUxoKHezzAHoQFjAAegQIAxAC&amp;url=https%3A%2F%2Fwww.pourquoidocteur.fr%2FTraitement%2F3-Vaccins-d-autant-plus-efficace-si-l-ensemble-de-la-population-est-vaccine&amp;usg=AOvVaw3kGViCj4NWENp8W5N1UuTV\">vaccins<\/a>.<\/span><\/h2>\n<p>&nbsp;<\/p>\n<h2 style=\"text-align: justify;\"><span style=\"color: #000000;\"><strong>Stimuler des cellules immunitaires sp\u00e9cifiques\u00a0<\/strong><\/span><\/h2>\n<h2 style=\"text-align: justify;\"><span style=\"color: #000000;\">48 adultes ont \u00e9t\u00e9 recrut\u00e9s pour cet essai clinique, sur la base du volontariat : la moiti\u00e9 d\u2019entre eux a re\u00e7u deux doses de vaccin, l\u2019autre partie du groupe a re\u00e7u un\u00a0<a style=\"color: #000000;\" href=\"https:\/\/www.google.com\/url?sa=t&amp;rct=j&amp;q=&amp;esrc=s&amp;source=web&amp;cd=&amp;cad=rja&amp;uact=8&amp;ved=2ahUKEwihg8ut_s_uAhUBxoUKHdVlA7wQFjACegQIAxAC&amp;url=https%3A%2F%2Fwww.pourquoidocteur.fr%2FArticles%2FQuestion-d-actu%2F24760-Le-placebo-medicament-exactement-un-faux-medicament&amp;usg=AOvVaw0jL4R6ja0lYjrPtXYKjBO7\">placebo<\/a>. 97% des participants ayant re\u00e7u le vaccin ont eu une r\u00e9ponse immunitaire apr\u00e8s l\u2019injection : chez eux, la production de cellules immunitaires rares a \u00e9t\u00e9 stimul\u00e9e par le produit. Ces cellules sont n\u00e9cessaires pour que l\u2019organisme puisse fabriquer les\u00a0<a style=\"color: #000000;\" href=\"https:\/\/www.google.com\/url?sa=t&amp;rct=j&amp;q=&amp;esrc=s&amp;source=web&amp;cd=&amp;cad=rja&amp;uact=8&amp;ved=2ahUKEwiqkL62_s_uAhVRExoKHcVlAEkQFjAAegQIARAC&amp;url=https%3A%2F%2Fwww.pourquoidocteur.fr%2FArticles%2FQuestion-d-actu%2F34277-Comment-agit-super-anticorps-Covid-19&amp;usg=AOvVaw3lnfloMHJow1z9XhYSGNY5\">anticorps<\/a>\u00a0sp\u00e9cifiques permettant de lutter contre le VIH, appel\u00e9s <strong>anticorps neutralisants \u00e0 large spectre ou bnAbs<\/strong>. \u00ab\u00a0<em>Il y a longtemps que nous postulons, avec d\u2019autres, que pour g\u00e9n\u00e9rer des <span style=\"color: #ff0000;\">bnAbs<\/span>, vous devez d\u2019abord activer les bons lymphocytes B (des cellules immunitaires ndlr), des cellules qui ont des propri\u00e9t\u00e9s particuli\u00e8res qui leur donnent le potentiel de se transformer en cellules B, productrices de BnAbs<\/em>\u00ab\u00a0, d\u00e9taille William Schief, immunologiste. Le vaccin con\u00e7u par les chercheurs est capable de stimuler les bonnes cellules B.\u00a0\u00ab\u00a0<span style=\"color: #333399;\"><em>Nous pensons que cette approche est la cl\u00e9 pour cr\u00e9er un vaccin contre le VIH, mais aussi potentiellement d\u2019autres vaccins contre d\u2019autres virus<\/em><\/span>\u00ab\u00a0, ajoute-t-il<\/span><\/h2>\n<p>www.pourquoidocteur.fr<\/p>\n<h2 style=\"text-align: justify;\"><\/h2>\n<h2 style=\"text-align: justify;\"><span style=\"color: #000000;\"><em>\u00a0<\/em><\/span><\/h2>\n","protected":false},"excerpt":{"rendered":"<p>Le produit a d\u00e9clench\u00e9 une r\u00e9ponse immunitaire chez 97% des participants \u00e0 l\u2019\u00e9tude. Cela a permis la production de cellules immunitaires, permettant de g\u00e9n\u00e9rer des anticorps contre le virus. C\u2019est une \u00e9tape importante dans la recherche sur le\u00a0VIH. Une \u00e9quipe de scientifiques am\u00e9ricains publie les r\u00e9sultats concluants de son essai clinique de phase I, destin\u00e9e[&#8230;]\n","protected":false},"author":16,"featured_media":7020,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0,"footnotes":""},"categories":[5,25],"tags":[],"class_list":["post-7019","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualite","category-international"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Un vaccin contre le VIH passe avec succ\u00e8s une premi\u00e8re phase d\u2019essai clinique - CNLS<\/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:\/\/cnls.sn\/?p=7019\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Un vaccin contre le VIH passe avec succ\u00e8s une premi\u00e8re phase d\u2019essai clinique - CNLS\" \/>\n<meta property=\"og:description\" content=\"Le produit a d\u00e9clench\u00e9 une r\u00e9ponse immunitaire chez 97% des participants \u00e0 l\u2019\u00e9tude. Cela a permis la production de cellules immunitaires, permettant de g\u00e9n\u00e9rer des anticorps contre le virus. C\u2019est une \u00e9tape importante dans la recherche sur le\u00a0VIH. Une \u00e9quipe de scientifiques am\u00e9ricains publie les r\u00e9sultats concluants de son essai clinique de phase I, destin\u00e9e[...]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/cnls.sn\/?p=7019\" \/>\n<meta property=\"og:site_name\" content=\"CNLS\" \/>\n<meta property=\"article:published_time\" content=\"2021-02-05T12:07:51+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/cnls.sn\/wp-content\/uploads\/2021\/02\/vaccin-vih.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"540\" \/>\n\t<meta property=\"og:image:height\" content=\"356\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"\" \/>\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:\/\/cnls.sn\/?p=7019#article\",\"isPartOf\":{\"@id\":\"https:\/\/cnls.sn\/?p=7019\"},\"author\":{\"name\":\"\",\"@id\":\"\"},\"headline\":\"Un vaccin contre le VIH passe avec succ\u00e8s une premi\u00e8re phase d\u2019essai clinique\",\"datePublished\":\"2021-02-05T12:07:51+00:00\",\"dateModified\":\"2021-02-05T12:07:51+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/cnls.sn\/?p=7019\"},\"wordCount\":337,\"publisher\":{\"@id\":\"https:\/\/cnls.sn\/#organization\"},\"image\":{\"@id\":\"https:\/\/cnls.sn\/?p=7019#primaryimage\"},\"thumbnailUrl\":\"https:\/\/cnls.sn\/wp-content\/uploads\/2021\/02\/vaccin-vih.jpg\",\"articleSection\":[\"Actualite\",\"International\"],\"inLanguage\":\"fr-FR\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/cnls.sn\/?p=7019\",\"url\":\"https:\/\/cnls.sn\/?p=7019\",\"name\":\"Un vaccin contre le VIH passe avec succ\u00e8s une premi\u00e8re phase d\u2019essai clinique - CNLS\",\"isPartOf\":{\"@id\":\"https:\/\/cnls.sn\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/cnls.sn\/?p=7019#primaryimage\"},\"image\":{\"@id\":\"https:\/\/cnls.sn\/?p=7019#primaryimage\"},\"thumbnailUrl\":\"https:\/\/cnls.sn\/wp-content\/uploads\/2021\/02\/vaccin-vih.jpg\",\"datePublished\":\"2021-02-05T12:07:51+00:00\",\"dateModified\":\"2021-02-05T12:07:51+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/cnls.sn\/?p=7019#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/cnls.sn\/?p=7019\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/cnls.sn\/?p=7019#primaryimage\",\"url\":\"https:\/\/cnls.sn\/wp-content\/uploads\/2021\/02\/vaccin-vih.jpg\",\"contentUrl\":\"https:\/\/cnls.sn\/wp-content\/uploads\/2021\/02\/vaccin-vih.jpg\",\"width\":540,\"height\":356},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/cnls.sn\/?p=7019#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Accueil\",\"item\":\"https:\/\/cnls.sn\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Un vaccin contre le VIH passe avec succ\u00e8s une premi\u00e8re phase d\u2019essai clinique\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/cnls.sn\/#website\",\"url\":\"https:\/\/cnls.sn\/\",\"name\":\"CNLS\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\/\/cnls.sn\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/cnls.sn\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/cnls.sn\/#organization\",\"name\":\"CNLS\",\"url\":\"https:\/\/cnls.sn\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/cnls.sn\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/cnls.sn\/wp-content\/uploads\/2025\/12\/Logo_Cnls_bleu_page-0001.jpg\",\"contentUrl\":\"https:\/\/cnls.sn\/wp-content\/uploads\/2025\/12\/Logo_Cnls_bleu_page-0001.jpg\",\"width\":814,\"height\":536,\"caption\":\"CNLS\"},\"image\":{\"@id\":\"https:\/\/cnls.sn\/#\/schema\/logo\/image\/\"}},{\"@type\":\"Person\",\"@id\":\"\",\"url\":\"https:\/\/cnls.sn\/?author=16\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Un vaccin contre le VIH passe avec succ\u00e8s une premi\u00e8re phase d\u2019essai clinique - CNLS","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:\/\/cnls.sn\/?p=7019","og_locale":"fr_FR","og_type":"article","og_title":"Un vaccin contre le VIH passe avec succ\u00e8s une premi\u00e8re phase d\u2019essai clinique - CNLS","og_description":"Le produit a d\u00e9clench\u00e9 une r\u00e9ponse immunitaire chez 97% des participants \u00e0 l\u2019\u00e9tude. Cela a permis la production de cellules immunitaires, permettant de g\u00e9n\u00e9rer des anticorps contre le virus. C\u2019est une \u00e9tape importante dans la recherche sur le\u00a0VIH. Une \u00e9quipe de scientifiques am\u00e9ricains publie les r\u00e9sultats concluants de son essai clinique de phase I, destin\u00e9e[...]","og_url":"https:\/\/cnls.sn\/?p=7019","og_site_name":"CNLS","article_published_time":"2021-02-05T12:07:51+00:00","og_image":[{"width":540,"height":356,"url":"https:\/\/cnls.sn\/wp-content\/uploads\/2021\/02\/vaccin-vih.jpg","type":"image\/jpeg"}],"twitter_card":"summary_large_image","twitter_misc":{"\u00c9crit par":"","Dur\u00e9e de lecture estim\u00e9e":"2 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/cnls.sn\/?p=7019#article","isPartOf":{"@id":"https:\/\/cnls.sn\/?p=7019"},"author":{"name":"","@id":""},"headline":"Un vaccin contre le VIH passe avec succ\u00e8s une premi\u00e8re phase d\u2019essai clinique","datePublished":"2021-02-05T12:07:51+00:00","dateModified":"2021-02-05T12:07:51+00:00","mainEntityOfPage":{"@id":"https:\/\/cnls.sn\/?p=7019"},"wordCount":337,"publisher":{"@id":"https:\/\/cnls.sn\/#organization"},"image":{"@id":"https:\/\/cnls.sn\/?p=7019#primaryimage"},"thumbnailUrl":"https:\/\/cnls.sn\/wp-content\/uploads\/2021\/02\/vaccin-vih.jpg","articleSection":["Actualite","International"],"inLanguage":"fr-FR"},{"@type":"WebPage","@id":"https:\/\/cnls.sn\/?p=7019","url":"https:\/\/cnls.sn\/?p=7019","name":"Un vaccin contre le VIH passe avec succ\u00e8s une premi\u00e8re phase d\u2019essai clinique - CNLS","isPartOf":{"@id":"https:\/\/cnls.sn\/#website"},"primaryImageOfPage":{"@id":"https:\/\/cnls.sn\/?p=7019#primaryimage"},"image":{"@id":"https:\/\/cnls.sn\/?p=7019#primaryimage"},"thumbnailUrl":"https:\/\/cnls.sn\/wp-content\/uploads\/2021\/02\/vaccin-vih.jpg","datePublished":"2021-02-05T12:07:51+00:00","dateModified":"2021-02-05T12:07:51+00:00","breadcrumb":{"@id":"https:\/\/cnls.sn\/?p=7019#breadcrumb"},"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/cnls.sn\/?p=7019"]}]},{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/cnls.sn\/?p=7019#primaryimage","url":"https:\/\/cnls.sn\/wp-content\/uploads\/2021\/02\/vaccin-vih.jpg","contentUrl":"https:\/\/cnls.sn\/wp-content\/uploads\/2021\/02\/vaccin-vih.jpg","width":540,"height":356},{"@type":"BreadcrumbList","@id":"https:\/\/cnls.sn\/?p=7019#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Accueil","item":"https:\/\/cnls.sn\/"},{"@type":"ListItem","position":2,"name":"Un vaccin contre le VIH passe avec succ\u00e8s une premi\u00e8re phase d\u2019essai clinique"}]},{"@type":"WebSite","@id":"https:\/\/cnls.sn\/#website","url":"https:\/\/cnls.sn\/","name":"CNLS","description":"","publisher":{"@id":"https:\/\/cnls.sn\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/cnls.sn\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"fr-FR"},{"@type":"Organization","@id":"https:\/\/cnls.sn\/#organization","name":"CNLS","url":"https:\/\/cnls.sn\/","logo":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/cnls.sn\/#\/schema\/logo\/image\/","url":"https:\/\/cnls.sn\/wp-content\/uploads\/2025\/12\/Logo_Cnls_bleu_page-0001.jpg","contentUrl":"https:\/\/cnls.sn\/wp-content\/uploads\/2025\/12\/Logo_Cnls_bleu_page-0001.jpg","width":814,"height":536,"caption":"CNLS"},"image":{"@id":"https:\/\/cnls.sn\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"","url":"https:\/\/cnls.sn\/?author=16"}]}},"jetpack_featured_media_url":"https:\/\/cnls.sn\/wp-content\/uploads\/2021\/02\/vaccin-vih.jpg","_links":{"self":[{"href":"https:\/\/cnls.sn\/index.php?rest_route=\/wp\/v2\/posts\/7019","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cnls.sn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cnls.sn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cnls.sn\/index.php?rest_route=\/wp\/v2\/users\/16"}],"replies":[{"embeddable":true,"href":"https:\/\/cnls.sn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7019"}],"version-history":[{"count":0,"href":"https:\/\/cnls.sn\/index.php?rest_route=\/wp\/v2\/posts\/7019\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cnls.sn\/index.php?rest_route=\/wp\/v2\/media\/7020"}],"wp:attachment":[{"href":"https:\/\/cnls.sn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7019"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cnls.sn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7019"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cnls.sn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7019"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}