{"id":11712,"date":"2026-02-19T07:39:04","date_gmt":"2026-02-19T07:39:04","guid":{"rendered":"https:\/\/www.europesays.com\/be-fr\/11712\/"},"modified":"2026-02-19T07:39:04","modified_gmt":"2026-02-19T07:39:04","slug":"selon-votre-age-votre-sexe-et-vos-genes-votre-organisme-ne-sattaque-pas-aux-virus-de-la-meme-facon","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/be-fr\/11712\/","title":{"rendered":"Selon votre \u00e2ge, votre sexe et vos g\u00e8nes, votre organisme ne s\u2019attaque pas aux virus de la m\u00eame fa\u00e7on"},"content":{"rendered":"<p>\n    D\u00c9CRYPTAGE &#8211; Une \u00e9tude fran\u00e7aise montre que ces trois facteurs influencent non seulement la quantit\u00e9 d\u2019anticorps produits, mais aussi les r\u00e9gions du virus qu\u2019ils ciblent. De quoi mener \u00e0 des vaccins mieux adapt\u00e9s \u00e0 chacun\u00a0?<\/p>\n<p class=\"fig-paragraph\">Vous \u00eates-vous d\u00e9j\u00e0 retrouv\u00e9 \u00ab\u00a0au fond du trou\u00a0\u00bb avec une\u00a0<a href=\"https:\/\/sante.lefigaro.fr\/sante\/maladie\/grippe\/quelles-differences-entre-grippes-b\" target=\"_blank\" data-fig-type=\"Keyword\" rel=\"sponsored noopener nofollow\" data-gtm-custom-categorie=\"navigation\" data-gtm-custom-action=\"crossclick\" data-gtm-custom-label=\"Contextuel\" data-gtm-event=\"customEventSPE\" data-fig-domain=\"SANTE\">grippe<\/a>\u00a0carabin\u00e9e, pendant que votre conjoint, votre coll\u00e8gue ou votre ami traversait la m\u00eame infection avec une l\u00e9g\u00e8ret\u00e9 d\u00e9concertante\u00a0? Ce d\u00e9calage, frustrant mais fr\u00e9quent, n\u2019a rien d\u2019une illusion. Nous ne sommes pas tous \u00e9gaux face aux infections virales, car nous ne disposons pas tous des m\u00eames\u00a0<a href=\"https:\/\/www.lefigaro.fr\/sciences\/les-facettes-multiples-et-parfois-meconnues-du-systeme-immunitaire-20230219\" data-fig-type=\"Article\" data-gtm-custom-categorie=\"navigation\" data-gtm-custom-action=\"crossclick\" data-gtm-custom-label=\"Contextuel\" data-gtm-event=\"customEventSPE\" data-fig-domain=\"LEFIGARO\" rel=\"nofollow noopener\" target=\"_blank\">d\u00e9fenses immunitaires<\/a>. Au c\u0153ur de cette r\u00e9ponse\u00a0: les anticorps, ces prot\u00e9ines sp\u00e9cialis\u00e9es produites par notre organisme pour reconna\u00eetre un agent infectieux et le neutraliser.<\/p>\n<p class=\"fig-paragraph\">Il \u00e9tait d\u00e9j\u00e0 connu que la production d\u2019anticorps d\u00e9pendait de param\u00e8tres bien identifi\u00e9s comme l\u2019\u00e2ge, le sexe biologique ou la g\u00e9n\u00e9tique. Mais une \u00e9quipe de chercheurs du Coll\u00e8ge de France, du CNRS et de l\u2019Institut Pasteur vient de franchir un nouveau pas important dans la compr\u00e9hension de notre immunit\u00e9. Leur \u00e9tude, publi\u00e9e le 16 f\u00e9vrier 2026 dans\u00a0<a href=\"https:\/\/www.nature.com\/articles\/s41590-026-02432-7\" target=\"_blank\" rel=\"sponsored noopener nofollow\" data-gtm-custom-categorie=\"navigation\" data-gtm-custom-action=\"crossclick\" data-gtm-custom-label=\"Contextuel\" data-gtm-event=\"customEventSPE\">Nature Immunology,<\/a>\u00a0montre que ces facteurs ne modulent pas seulement la quantit\u00e9 d\u2019anticorps produits&amp;nbsp\u2026<\/p>\n<p class=\"fig-premium-paywall__infos\">\n        Cet article est r\u00e9serv\u00e9 aux abonn\u00e9s.        Il vous reste 85% \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%2Fselon-votre-age-votre-sexe-et-vos-genes-votre-organisme-ne-s-attaque-pas-aux-virus-de-la-meme-facon-20260219\" data-js-gtm=\"{&quot;event&quot;:&quot;customEventGA4&quot;,&quot;eventName&quot;:&quot;click_action&quot;,&quot;feature&quot;:&quot;paywall&quot;,&quot;location&quot;:&quot;paywall&quot;,&quot;button_action&quot;:&quot;connect&quot;,&quot;click_text&quot;:&quot;Connectez-vous&quot;}\" rel=\"nofollow noopener\" target=\"_blank\"><br \/>\n                    Connectez-vous<br \/>\n                <\/a>\n            <\/p>\n","protected":false},"excerpt":{"rendered":"D\u00c9CRYPTAGE &#8211; Une \u00e9tude fran\u00e7aise montre que ces trois facteurs influencent non seulement la quantit\u00e9 d\u2019anticorps produits, mais&hellip;\n","protected":false},"author":2,"featured_media":11713,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[82],"tags":[7678,12,13,18,17,2292,3274,86,7679,87,1907,6798],"class_list":{"0":"post-11712","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-sante","8":"tag-anticorps","9":"tag-be","10":"tag-be-fr","11":"tag-belgique","12":"tag-belgium","13":"tag-genetique","14":"tag-grippe","15":"tag-health","16":"tag-proteines","17":"tag-sante","18":"tag-vaccin","19":"tag-virus"},"share_on_mastodon":{"url":"","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/be-fr\/wp-json\/wp\/v2\/posts\/11712","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/be-fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/be-fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/be-fr\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/be-fr\/wp-json\/wp\/v2\/comments?post=11712"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/be-fr\/wp-json\/wp\/v2\/posts\/11712\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/be-fr\/wp-json\/wp\/v2\/media\/11713"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/be-fr\/wp-json\/wp\/v2\/media?parent=11712"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/be-fr\/wp-json\/wp\/v2\/categories?post=11712"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/be-fr\/wp-json\/wp\/v2\/tags?post=11712"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}