{"id":640414,"date":"2026-01-04T13:25:10","date_gmt":"2026-01-04T13:25:10","guid":{"rendered":"https:\/\/www.europesays.com\/fr\/640414\/"},"modified":"2026-01-04T13:25:10","modified_gmt":"2026-01-04T13:25:10","slug":"comment-la-science-prepare-les-vaccins-du-futur","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/fr\/640414\/","title":{"rendered":"comment la science pr\u00e9pare les vaccins du futur"},"content":{"rendered":"<p>    Les formes d\u2019administration alternatives aux injections pourraient se d\u00e9velopper pour certains vaccins.<br \/>\n                Annie Rice \/ REUTERS<\/p>\n<p>\n    <strong>D\u00c9CRYPTAGE &#8211; <\/strong>Acc\u00e9l\u00e9r\u00e9e par la pand\u00e9mie de Covid-19, la recherche explore d\u00e9sormais des vaccins capables non plus seulement de pr\u00e9venir les infections, mais aussi de traiter d\u2019autres pathologies.<\/p>\n<p class=\"fig-paragraph\">De la rougeole au Covid-19, les vaccins ont profond\u00e9ment transform\u00e9 la sant\u00e9 publique mondiale. Selon l\u2019Organisation mondiale de la sant\u00e9, ils ont permis de sauver 154\u00a0millions de vies en cinquante ans, contribuant \u00e0 une baisse de pr\u00e8s de 40\u00a0% de\u00a0<a href=\"http:\/\/sante.lefigaro.fr\/c-est-une-tragedie-la-vaccination-des-enfants-faiblit-dans-le-monde-selon-une-etude-des-millions-de-vies-en-danger-20250625\" data-fig-type=\"NewsFlash\" data-gtm-custom-categorie=\"navigation\" data-gtm-custom-action=\"crossclick\" data-gtm-custom-label=\"Contextuel\" data-gtm-event=\"customEventSPE\" data-fig-domain=\"SANTE\" target=\"_blank\" rel=\"noopener\">la mortalit\u00e9 infantile<\/a>. Longtemps per\u00e7ue comme une technologie arriv\u00e9e \u00e0 maturit\u00e9, la vaccination conna\u00eet pourtant une nouvelle acc\u00e9l\u00e9ration. La validation \u00e0 grande \u00e9chelle des vaccins \u00e0 ARN pendant la pand\u00e9mie a mis en lumi\u00e8re une nouvelle mani\u00e8re de concevoir les vaccins.<\/p>\n<p class=\"fig-paragraph\">Jusqu\u2019alors, d\u00e9velopper un vaccin impliquait de produire et de purifier des prot\u00e9ines complexes ou d\u2019utiliser des virus att\u00e9nu\u00e9s. Or ces proc\u00e9d\u00e9s sont longs, rigides et difficiles \u00e0 personnaliser. Avec l\u2019ARN, le principe est invers\u00e9. Il suffit de fournir aux cellules une instruction g\u00e9n\u00e9tique temporaire pour qu\u2019elles fabriquent elles-m\u00eames la prot\u00e9ine d\u2019int\u00e9r\u00eat. Une m\u00eame base d\u2019ARN peut \u00eatre utilis\u00e9e pour des vaccins tr\u00e8s diff\u00e9rents, rendant possible le d\u00e9veloppement de vaccins\u2026<\/p>\n<p class=\"fig-premium-paywall__infos\">\n        Cet article est r\u00e9serv\u00e9 aux abonn\u00e9s.        Il vous reste 90% \u00e0 d\u00e9couvrir.\n    <\/p>\n<p>                <img  data- alt=\"Le Figaro\" class=\"fig-img--complete fig-img\"\/><\/p>\n<p class=\"fig-premium-paywall__title\">Vous avez envie de lire la suite ?<\/p>\n<p class=\"fig-premium-paywall__subtitle\">D\u00e9bloquez tous les articles imm\u00e9diatement.<\/p>\n<p class=\"fig-premium-paywall__connect\">\n                D\u00e9j\u00e0 abonn\u00e9\u00a0?                <a class=\"fig-premium-paywall__connect-link\" href=\"https:\/\/connect.lefigaro.fr\/login?client=sante_web&amp;type=main&amp;redirect_uri=https%3A%2F%2Fsante.lefigaro.fr%2Fmedecine%2Fallergies-cancer-maladies-auto-immunes-comment-la-science-prepare-les-vaccins-du-futur-20260104\" data-js-gtm=\"{&quot;customCategorie&quot;: &quot;conversion&quot;, &quot;customAction&quot;: &quot;before_Landing_Connexion_paywall_auto&quot;, &quot;customLabel&quot;: &quot;c2FudGUubGVmaWdhcm8uZnJfXzFmMGU3YjE5LTEyYzgtNjA1ZS1hMjkzLTgxMjU4OGIwZTRlM19fQXJ0aWNsZQ==_Allergies, cancer, maladies auto-immunes\u00a0: comment la science pr\u00e9pare les vaccins du futur_479&quot;, &quot;customIDSPE&quot;: &quot;c2FudGUubGVmaWdhcm8uZnJfXzFmMGU3YjE5LTEyYzgtNjA1ZS1hMjkzLTgxMjU4OGIwZTRlM19fQXJ0aWNsZQ==&quot;, &quot;event&quot;: &quot;customEventSPE&quot;}\" target=\"_blank\" rel=\"noopener\"><br \/>\n                    Connectez-vous<br \/>\n                <\/a>\n            <\/p>\n","protected":false},"excerpt":{"rendered":"Les formes d\u2019administration alternatives aux injections pourraient se d\u00e9velopper pour certains vaccins. Annie Rice \/ REUTERS D\u00c9CRYPTAGE &#8211;&hellip;\n","protected":false},"author":2,"featured_media":640415,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[8203,1011,27,72,23496,71,773],"class_list":{"0":"post-640414","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-sante","8":"tag-cancer-du-poumon","9":"tag-fr","10":"tag-france","11":"tag-health","12":"tag-melanome","13":"tag-sante","14":"tag-vaccin"},"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@fr\/115837057302577169","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/posts\/640414","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/comments?post=640414"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/posts\/640414\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/media\/640415"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/media?parent=640414"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/categories?post=640414"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/tags?post=640414"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}