{"id":12244,"date":"2023-09-25T20:08:29","date_gmt":"2023-09-25T20:08:29","guid":{"rendered":"https:\/\/www.africa-press.net\/comores\/politique\/vaccin-contre-le-vih-sida-lespoir-renait-en-afrique"},"modified":"2023-09-25T21:23:48","modified_gmt":"2023-09-25T21:23:48","slug":"vaccin-contre-le-vih-sida-lespoir-renait-en-afrique","status":"publish","type":"post","link":"https:\/\/www.africa-press.net\/comores\/toutes-les-actualites\/vaccin-contre-le-vih-sida-lespoir-renait-en-afrique","title":{"rendered":"Vaccin contre le VIH-SIDA  L&rsquo;espoir rena\u00eet en Afrique"},"content":{"rendered":"<p><span style=\"color: #ff6600\"><strong>Africa-Press &#8211; Comores. <\/strong><\/span><b>Une e\u0301quipe de chercheurs africains, base\u0301e en Ouganda est en train mettre au point deux vaccins contre le VIH-SIDA. De\u0301nomme\u0301 PrEPVACC, les essais cliniques sur les 1 513 individus, qui ont commence\u0301 en 2020 ont pris fin en mars 2023, re\u0301ve\u0300le un article de CNN, relaye\u0301 par Africa No Filrer, une ONG africaine qui milite pour un changement de narration pour l&rsquo;Afrique. <\/b><\/p>\n<p>Ce n&rsquo;est plus a\u0300 Londres, encore moins a\u0300 Paris, ni quelque part aux Etats-Unis que l&rsquo;e\u0301quipe des chercheurs pour un vaccin contre le VIH- SIDA me\u0300ne les e\u0301tudes. Mais c&rsquo;est bel et bien en Afrique, plus pre\u0301cise\u0301ment a\u0300 Entebbe, en Ouganda que l&rsquo;e\u0301quipe conduite par Eugene Ruzagira, un ougandais d&rsquo;origine travaille. Appele\u0301 PrEPVacc, l&rsquo;essai teste deux vaccins ainsi que deux formes de prophylaxie pre\u0301-exposition (PrEP) pour tester l&rsquo;efficacite\u0301 du vaccin tout en offrant une protection pour pre\u0301venir la propagation du VIH.<\/p>\n<p>Pour la premie\u0300re fois, les recherches sont dirige\u0301es et coordonne\u0301es par des africains sur le sol africain, son succe\u0300s pourrait marquer le de\u0301but d&rsquo;une nouvelle phase de de\u0301veloppement d&rsquo;un vaccin, note l&rsquo;article. A l&rsquo;heure actuelle, les essais cliniques mene\u0301es sur 1 513 participants qui ont entre 18 a\u0300 40 ans et qui vivent en Ouganda, Afrique du Sud et en Tanzanie entrent dans ses dernie\u0300res phases. \u00ab Dans l\u2019essai randomise\u0301, chaque participant rec\u0327oit quatre injections du vaccin A ou B ou d\u2019un placebo salin sur une pe\u0301riode de 48 semaines, ainsi qu\u2019une cure de PrEP prise quotidiennement jusqu\u2019a\u0300 la semaine 26, quinze jours apre\u0300s la troisie\u0300me injection \u2013 la logique e\u0301tant que la re\u0301ponse immunitaire atteindra son maximum a\u0300 ce moment-la\u0300 \u00bb, a de\u0301clare\u0301 Ruzagira.<\/p>\n<p>Les Centers for Disease Control and Prevention des E\u0301tats -Unis estiment que la PrEP prise telle que prescrite re\u0301duit le risque de contracter le VIH lors de relations sexuelles d&rsquo;environ 99 %, et d&rsquo;au moins 74% chez les personnes qui s&rsquo;injectent des drogues, re\u0301ve\u0300le l&rsquo;article. L&rsquo;essai PrEPVacc distribue deux formes de pilules PrEP, Truvada ou Descovy, et teste si le nouveau Descovy a une efficacite\u0301 identique ou supe\u0301rieure au sein de la cohorte d&rsquo;essai, poursuit la chai\u0302ne de te\u0301le\u0301vision ame\u0301ricaine.<\/p>\n<p>Pour Jonathan Weber, coordinateur du PrEPVacc et directeur de l&rsquo;Imperial College Academic Health Science, la de\u0301couverte de ces vaccins n&rsquo;est pas une re\u0301volution en soit mais pluto\u0302t d&rsquo;une e\u0301volution du RV144, de\u0301ja\u0300 expe\u0301rimente\u0301 en Thai\u0308lande en 2003 et dont son efficacite\u0301 e\u0301tait de 30%. Alors que pour que le PrEPVacc soit conside\u0301re\u0301 comme un succe\u0300s, l\u2019un ou l\u2019autre des deux vaccins teste\u0301s devra atteindre une efficacite\u0301 d\u2019au moins 70%. \u00ab Ce sont deux sche\u0301mas the\u0301rapeutiques qui n&rsquo;ont jamais fait l&rsquo;objet d&rsquo;e\u0301tudes d&rsquo;efficacite\u0301 auparavant \u00bb, a-t-il ajoute\u0301, de\u0301crivant les vaccins comme \u00ab le meilleur que nous pensons, a\u0300 l&rsquo;heure actuelle, que la science me\u0301dicale puisse offrir \u00bb.<\/p>\n<p><strong>Pour plus d&rsquo;informations et d&rsquo;analyses sur la <a href=\"https:\/\/www.africa-press.net\/comores\">Comores<\/a>, suivez <a href=\"https:\/\/www.africa-press.net\/\">Africa-Press<\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Africa-Press &#8211; Comores. Une e\u0301quipe de chercheurs africains, base\u0301e en Ouganda est en train mettre au point deux vaccins contre le VIH-SIDA. De\u0301nomme\u0301 PrEPVACC, les essais cliniques sur les 1 513 individus, qui ont commence\u0301 en 2020 ont pris fin en mars 2023, re\u0301ve\u0300le un article de CNN, relaye\u0301 par Africa No Filrer, une ONG [&hellip;]<\/p>\n","protected":false},"author":82,"featured_media":12242,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[21,10],"tags":[36,53,45],"class_list":["post-12244","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-communaute","category-toutes-les-actualites","tag-africa-press","tag-africa-press-comores","tag-comores"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.1 (Yoast SEO v27.0) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Vaccin contre le VIH-SIDA L&#039;espoir rena\u00eet en Afrique - Comores<\/title>\n<meta name=\"description\" content=\"Une e\u0301quipe de chercheurs africains, base\u0301e en Ouganda est en train mettre au point deux vaccins contre le VIH-SIDA. ...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.africa-press.net\/comores\/toutes-les-actualites\/vaccin-contre-le-vih-sida-lespoir-renait-en-afrique\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Vaccin contre le VIH-SIDA L&#039;espoir rena\u00eet en Afrique\" \/>\n<meta property=\"og:description\" content=\"Une e\u0301quipe de chercheurs africains, base\u0301e en Ouganda est en train mettre au point deux vaccins contre le VIH-SIDA. ...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.africa-press.net\/comores\/toutes-les-actualites\/vaccin-contre-le-vih-sida-lespoir-renait-en-afrique\" \/>\n<meta property=\"og:site_name\" content=\"Comores\" \/>\n<meta property=\"article:published_time\" content=\"2023-09-25T20:08:29+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2023-09-25T21:23:48+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/static.africa-press.net\/centrafricaine\/sites\/48\/2023\/09\/sm_1695660662.417644.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1728\" \/>\n\t<meta property=\"og:image:height\" content=\"1152\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"cfeditorfr\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"cfeditorfr\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.africa-press.net\/comores\/toutes-les-actualites\/vaccin-contre-le-vih-sida-lespoir-renait-en-afrique#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.africa-press.net\/comores\/toutes-les-actualites\/vaccin-contre-le-vih-sida-lespoir-renait-en-afrique\"},\"author\":{\"name\":\"cfeditorfr\",\"@id\":\"https:\/\/www.africa-press.net\/comores\/#\/schema\/person\/2b1cf3cd81a31e3cd26889ca66d677f1\"},\"headline\":\"Vaccin contre le VIH-SIDA L&rsquo;espoir rena\u00eet en Afrique\",\"datePublished\":\"2023-09-25T20:08:29+00:00\",\"dateModified\":\"2023-09-25T21:23:48+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.africa-press.net\/comores\/toutes-les-actualites\/vaccin-contre-le-vih-sida-lespoir-renait-en-afrique\"},\"wordCount\":542,\"commentCount\":0,\"image\":{\"@id\":\"https:\/\/www.africa-press.net\/comores\/toutes-les-actualites\/vaccin-contre-le-vih-sida-lespoir-renait-en-afrique#primaryimage\"},\"thumbnailUrl\":\"https:\/\/static.africa-press.net\/centrafricaine\/sites\/48\/2023\/09\/sm_1695660662.417644.jpg\",\"keywords\":[\"Africa Press\",\"Africa Press-Comores\",\"Comores\"],\"articleSection\":[\"Communaut\u00e9\",\"Toutes les actualit\u00e9s\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/www.africa-press.net\/comores\/toutes-les-actualites\/vaccin-contre-le-vih-sida-lespoir-renait-en-afrique#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.africa-press.net\/comores\/toutes-les-actualites\/vaccin-contre-le-vih-sida-lespoir-renait-en-afrique\",\"url\":\"https:\/\/www.africa-press.net\/comores\/toutes-les-actualites\/vaccin-contre-le-vih-sida-lespoir-renait-en-afrique\",\"name\":\"Vaccin contre le VIH-SIDA L'espoir rena\u00eet en Afrique - 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