{"id":19324,"date":"2020-12-02T10:04:38","date_gmt":"2020-12-02T09:04:38","guid":{"rendered":"https:\/\/ellipse.prbb.org\/?p=19324"},"modified":"2020-12-02T10:04:21","modified_gmt":"2020-12-02T09:04:21","slug":"anticossos-contra-el-sars-cov-2-detectats-tres-mesos-despres-de-passar-la-infeccio","status":"publish","type":"post","link":"https:\/\/ellipse.prbb.org\/ca\/anticossos-contra-el-sars-cov-2-detectats-tres-mesos-despres-de-passar-la-infeccio\/","title":{"rendered":"Anticossos contra el SARS-CoV-2 detectats tres mesos despr\u00e9s de passar la infecci\u00f3"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">L&#8217;<a rel=\"noreferrer noopener\" href=\"https:\/\/www.isglobal.org\/en\/\" target=\"_blank\">Institut de Salut Global de Barcelona (ISGlobal)<\/a> ha liderat <a rel=\"noreferrer noopener\" href=\"https:\/\/www.isglobal.org\/ca\/-\/detectan-anticuerpos-frente-al-sars-cov-2-hasta-tres-meses-despues-de-la-infeccion-segun-un-estudio-en-personal-sanitario\" target=\"_blank\">un estudi<\/a> que ha analitzat la <strong>pres\u00e8ncia d&#8217;anticossos<\/strong> <a rel=\"noreferrer noopener\" href=\"https:\/\/ellipse.prbb.org\/ca\/mini-organs-humans-per-estudiar-la-covid-19-i-els-seus-tractaments-de-manera-mes-realista\/\" target=\"_blank\">contra la COVID-19<\/a> en m\u00e9s de <strong>550 treballadors sanitaris<\/strong> al llarg de diversos mesos. Els resultats mostren que, encara que els anticossos de tipus <strong>IgA i IgM decauen r\u00e0pidament<\/strong> amb el pas del temps, els de tipus <strong>IgG es mantindrien fins a passats, com a m\u00ednim, tres mesos.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Els diferents tipus d&#8217;<a href=\"https:\/\/ellipse.prbb.org\/ca\/farmacs-i-anticossos-les-estrategies-de-dos-grups-de-limim-per-bloquejar-sars-cov-2\/\" target=\"_blank\" rel=\"noreferrer noopener\">anticossos<\/a> o<strong> immunoglobulines (Ig)<\/strong>, que tenen la funci\u00f3 comuna de protegir el nostre organisme enfront de l&#8217;entrada de pat\u00f2gens, presenten temps i zones d&#8217;actuaci\u00f3 diversos:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>IgA<\/strong>: pr\u00f2pies de les mucoses, com el nas.<\/li><li><strong>IgM<\/strong>: s\u00f3n els primers anticossos que es generen en una infecci\u00f3.<\/li><li><strong>IgG<\/strong>: m\u00e9s espec\u00edfics que les IgM, s\u00f3n m\u00e9s abundants i brinden una millor protecci\u00f3.<\/li><\/ul>\n\n\n\n<div style=\"height:37px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>\u201cEls nostres resultats confirmen que els anticossos IgM i IgA decauen r\u00e0pidament en el primer mes o dos despr\u00e9s de la infecci\u00f3, la qual cosa ha de tenir-se en compte a l&#8217;hora de dur a terme estudis de seroprevalen\u00e7a o interpretar resultats serol\u00f2gics\u201d<br><strong>Gemma Moncunill<\/strong>, investigadora d&#8217;ISGlobal i primera autora de l&#8217;estudi.<\/p><\/blockquote>\n\n\n\n<div style=\"height:37px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Amb aquests resultats, la intenci\u00f3 de l&#8217;equip investigador \u00e9s <strong>continuar amb el seguiment<\/strong> del personal sanitari per a poder extreure m\u00e9s conclusions sobre la <strong>durada dels anticossos i de la protecci\u00f3<\/strong> que brinden contra el <a href=\"https:\/\/ellipse.prbb.org\/ca\/tag\/coronavirus-ca\/\" target=\"_blank\" rel=\"noreferrer noopener\"><em>SARS-<\/em>CoV-2<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L&#8217;estudi s&#8217;ha realitzat amb una t\u00e8cnica desenvolupada per l&#8217;equip de <strong>Carlota Doba\u00f1o<\/strong>, tamb\u00e9 d&#8217;ISGlobal. L&#8217;assaig que han publicat mesura simult\u00e0niament els tres tipus d&#8217;anticossos i permet detectar-los a m\u00e9s baixes concentracions.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u201cA m\u00e9s d&#8217;ajudar-nos a estimar millor la immunitat enfront del SARS-CoV-2 en la poblaci\u00f3, aquests assajos seran molt \u00fatils per a avaluar marcadors de protecci\u00f3 en <a rel=\"noreferrer noopener\" href=\"https:\/\/ellipse.prbb.org\/ca\/assaigs-clinics-el-llarg-cami-del-desenvolupament-de-nous-farmacs\/\" target=\"_blank\">assajos cl\u00ednics<\/a> de <a href=\"https:\/\/ellipse.prbb.org\/ca\/rafa-vilasanjuan-isglobal-tindrem-vacunes-pero-no-estaran-disponibles-per-a-tothom-el-primer-any\/\" target=\"_blank\" rel=\"noreferrer noopener\">vacunes contra la COVID-19<\/a>\u201d, conclou la investigadora.<br><\/p>\n\n\n\n<div style=\"height:37px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Segons un estudi liderat per l&#8217;ISGlobal realitzat en personal sanitari, les IgG podrien mantenir nivells elevats despr\u00e9s de diversos mesos post-infecci\u00f3.<\/p>\n","protected":false},"author":9,"featured_media":19293,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[26],"tags":[721,411,295],"new-type":[35],"class_list":["post-19324","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-recerca","tag-coronavirus-ca","tag-immunologia","tag-isglobal-cat","new-type-noticies"],"acf":[],"_links":{"self":[{"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/posts\/19324","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/comments?post=19324"}],"version-history":[{"count":7,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/posts\/19324\/revisions"}],"predecessor-version":[{"id":19336,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/posts\/19324\/revisions\/19336"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/media\/19293"}],"wp:attachment":[{"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/media?parent=19324"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/categories?post=19324"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/tags?post=19324"},{"taxonomy":"new-type","embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/new-type?post=19324"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}