{"id":7568,"date":"2021-07-12T14:24:39","date_gmt":"2021-07-12T14:24:39","guid":{"rendered":"https:\/\/cnls.sn\/?post_type=nos_actualites&amp;p=7568"},"modified":"2021-07-12T14:24:39","modified_gmt":"2021-07-12T14:24:39","slug":"espoirs-dun-nouveau-vaccin-contre-le-vih-un-test-debute-en-angleterre-sur-les-premiers-patients","status":"publish","type":"post","link":"https:\/\/cnls.sn\/?p=7568","title":{"rendered":"Espoirs d\u2019un nouveau vaccin contre le Vih : Un test d\u00e9bute en Angleterre sur les premiers patients"},"content":{"rendered":"<h2 style=\"text-align: justify;\"><span style=\"color: #000000;\"><strong>Les essais cliniques d\u2019un nouveau vaccin prometteur contre le virus VIH, responsable du sida, ont commenc\u00e9 au Royaume-Uni. Le m\u00e9dicament, appel\u00e9 HIVconsvX, a \u00e9t\u00e9 inocul\u00e9 \u00e0 13 volontaires pour v\u00e9rifier son innocuit\u00e9, sa tol\u00e9rance et son immunog\u00e9nicit\u00e9. \u00a0Pourquoi les scientifiques sont confiants.\u00a0?<\/strong><\/span><\/h2>\n<h2 style=\"text-align: justify;\"><span style=\"color: #000000;\">Comme l\u2019expliquent les universitaires britanniques, la plupart des vaccins candidats contre le VIH sont con\u00e7us pour stimuler la production d\u2019anticorps neutralisants produits par les cellules B ; le nouveau vaccin, en revanche, se concentre tr\u00e8s fortement sur les lymphocytes T, les \u00ab soldats \u00bb du syst\u00e8me immunitaire qui traquent les cellules d\u00e9j\u00e0 infect\u00e9es par le pathog\u00e8ne et les \u00e9liminent. Autrement dit, le vaccin \u00ab privil\u00e9gie \u00bb le bras immunit\u00e9 cellulaire plut\u00f4t que le bras immunit\u00e9 humorale (les deux sont pourtant fondamentaux). Le vaccin cible ces puissantes cellules T vers \u00ab des r\u00e9gions hautement conserv\u00e9es et donc vuln\u00e9rables du VIH \u2013 un \u00ab talon d\u2019Achille \u00bb commun \u00e0 la plupart des variantes du VIH \u00bb, \u00e9crivent les auteurs de l\u2019\u00e9tude. Le virus qui cause le SIDA, par ailleurs, mute comme tous les autres agents pathog\u00e8nes et a donn\u00e9 lieu \u00e0 des variantes pr\u00e9occupantes, . Le vaccin HIVconsvX est \u00e9galement con\u00e7u pour cibler les souches mut\u00e9es.<\/span><\/h2>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-7570\" src=\"https:\/\/cnls.sn\/wp-content\/uploads\/2021\/07\/vaccin-1-300x141.jpg\" alt=\"\" width=\"300\" height=\"141\" srcset=\"https:\/\/cnls.sn\/wp-content\/uploads\/2021\/07\/vaccin-1-300x141.jpg 300w, https:\/\/cnls.sn\/wp-content\/uploads\/2021\/07\/vaccin-1.jpg 328w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/span><\/p>\n<h2 style=\"text-align: justify;\"><span style=\"color: #000000;\">Tout en \u00e9tant capable de pr\u00e9venir la contagion avec des pr\u00e9servatifs et d\u2019autres mesures, selon les experts, le seul moyen de vaincre l\u2019\u00e9pid\u00e9mie qui a \u00e9clat\u00e9 il y a des d\u00e9cennies est de recourir \u00e0 un vaccin.<\/span><\/h2>\n<h2 style=\"text-align: justify;\"><span style=\"color: #000000;\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Avec netcost-security.fr<\/span><\/h2>\n","protected":false},"excerpt":{"rendered":"<p>Les essais cliniques d\u2019un nouveau vaccin prometteur contre le virus VIH, responsable du sida, ont commenc\u00e9 au Royaume-Uni. Le m\u00e9dicament, appel\u00e9 HIVconsvX, a \u00e9t\u00e9 inocul\u00e9 \u00e0 13 volontaires pour v\u00e9rifier son innocuit\u00e9, sa tol\u00e9rance et son immunog\u00e9nicit\u00e9. \u00a0Pourquoi les scientifiques sont confiants.\u00a0? Comme l\u2019expliquent les universitaires britanniques, la plupart des vaccins candidats contre le VIH[&#8230;]\n","protected":false},"author":16,"featured_media":7569,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0,"footnotes":""},"categories":[5,25],"tags":[],"class_list":["post-7568","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>Espoirs d\u2019un nouveau vaccin contre le Vih : Un test d\u00e9bute en Angleterre sur les premiers patients - 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=7568\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Espoirs d\u2019un nouveau vaccin contre le Vih : Un test d\u00e9bute en Angleterre sur les premiers patients - CNLS\" \/>\n<meta property=\"og:description\" content=\"Les essais cliniques d\u2019un nouveau vaccin prometteur contre le virus VIH, responsable du sida, ont commenc\u00e9 au Royaume-Uni. Le m\u00e9dicament, appel\u00e9 HIVconsvX, a \u00e9t\u00e9 inocul\u00e9 \u00e0 13 volontaires pour v\u00e9rifier son innocuit\u00e9, sa tol\u00e9rance et son immunog\u00e9nicit\u00e9. \u00a0Pourquoi les scientifiques sont confiants.\u00a0? 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