{"id":69325,"date":"2022-01-31T18:15:20","date_gmt":"2022-01-31T23:15:20","guid":{"rendered":"https:\/\/papayaso.co\/internacional\/confirman-que-las-vacunas-son-efectivas-contra-omicron-y-otras-variantes\/"},"modified":"2022-01-31T18:15:25","modified_gmt":"2022-01-31T23:15:25","slug":"confirman-que-las-vacunas-son-efectivas-contra-omicron-y-otras-variantes","status":"publish","type":"post","link":"https:\/\/papayaso.co\/internacional\/confirman-que-las-vacunas-son-efectivas-contra-omicron-y-otras-variantes\/","title":{"rendered":"Confirman que las vacunas son efectivas contra \u00f3micron y otras variantes"},"content":{"rendered":"<div>\n <p> La respuesta inmunitaria que generan las vacunas contra el SARS-CoV-2 es suficientemente potente y variada como para responder de manera efectiva contra la \u00f3micron y otras variantes del virus del SARS-CoV-2, seg\u00fan sendos estudios del Centro Nacional de Microbiolog\u00eda del Instituto de Salud Carlos III de Madrid. <\/p> \n <p> El primero, publicado hace poco m\u00e1s dos meses, sostiene que la respuesta inmunitaria de los linfocitos T citot\u00f3xicos generada por las vacunas disponibles es lo bastante potente y variada como para responder de manera efectiva contra todas las variantes del virus. <\/p> \n <p> El segundo, que acaba de publicarse, sugiere adem\u00e1s que la protecci\u00f3n inmunitaria celular citot\u00f3xica y auxiliar generada por las vacunas no se ve afectada por la variante \u00f3micron. <\/p> \n <p> Publicadas en la revista Frontiers in Immunology, ambas investigaciones pretend\u00edan evaluar la eficacia de las vacunas contra las cepas actuales y futuras del virus SARS-CoV-2, algo esencial para controlar la pandemia desde el punto de vista cl\u00ednico y para gestionar la protecci\u00f3n social y la recuperaci\u00f3n econ\u00f3mica. <\/p> \n <p> Actualmente, todas las vacunas contra el covid-19 se basan en la cepa original denominada Wuhan-1, pero cada vez m\u00e1s se detectan nuevas variantes y subvariantes del SARS-CoV-2 que acumulan mutaciones frente a esta cepa original, lo que podr\u00eda modificar la eficacia de la respuesta inmunitaria. <\/p> \n <p> El art\u00edculo publicado esta semana ha analizado el posible impacto de las mutaciones presentes en la variante \u00f3micron que podr\u00edan facilitar el escape del virus de las respuestas inmunitarias citot\u00f3xicas y auxiliares generadas por las vacunas, en concreto las asociadas a los 551 alelos de HLA clase I y a los 41 alelos de HLA clase II m\u00e1s abundantes en la poblaci\u00f3n humana. <\/p> \n <p> Mediante un an\u00e1lisis computacional, el nuevo estudio ha confirmado algo que ya suger\u00eda el trabajo publicado en diciembre: estos casi 600 alelos, presentes en m\u00e1s del 90% de la poblaci\u00f3n humana, contienen suficientes ep\u00edtopos de c\u00e9lulas T sin mutaciones de escape a las vacunas en la variante \u00f3micron. <\/p> \n <p> El art\u00edculo anterior, llevado a cabo antes de la aparici\u00f3n de la variante \u00f3micron, centr\u00f3 su estudio en los 551 alelos HLA clase I y lleg\u00f3 a una conclusi\u00f3n similar analizando otras variantes previas del SARS-CoV-2. <\/p> \n <p> Para los autores las conclusiones son claras: no hay evidencias de que la protecci\u00f3n mediada por la respuesta celular citot\u00f3xica generada con la vacunaci\u00f3n se vea afectada de manera significativa por las variantes emergentes del SARS-CoV-2. EFE <\/p> \n <\/p> <\/div>\n <p> Fuente: <a href=\"https:\/\/www.cablenoticias.tv\/confirman-que-las-vacunas-son-efectivas-contra-omicron-y-otras-variantes\/\">Cablenoticias<\/a> <\/p> \n<div id=\"emojics-root\"><\/div>","protected":false},"excerpt":{"rendered":" <p> La respuesta inmunitaria que generan las vacunas contra el SARS-CoV-2 es suficientemente potente y variada como para responder de manera efectiva contra la \u00f3micron y &hellip;  <\/p> \n","protected":false},"author":2,"featured_media":69326,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":[],"categories":[3],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v17.8 (Yoast SEO v17.8) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Confirman que las vacunas son efectivas contra \u00f3micron y otras variantes - El Papayaso<\/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:\/\/papayaso.co\/internacional\/confirman-que-las-vacunas-son-efectivas-contra-omicron-y-otras-variantes\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Confirman que las vacunas son efectivas contra \u00f3micron y otras variantes\" \/>\n<meta property=\"og:description\" content=\"La respuesta inmunitaria que generan las vacunas contra el SARS-CoV-2 es suficientemente potente y variada como para responder de manera efectiva contra la \u00f3micron y &hellip;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/papayaso.co\/internacional\/confirman-que-las-vacunas-son-efectivas-contra-omicron-y-otras-variantes\/\" \/>\n<meta property=\"og:site_name\" content=\"El Papayaso\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/papayaso.colombia\" \/>\n<meta property=\"article:published_time\" content=\"2022-01-31T23:15:20+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2022-01-31T23:15:25+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/papayaso.co\/wp-content\/uploads\/2022\/01\/Aplicacion-de-vacuna-contra-la-Covid-19.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"980\" \/>\n\t<meta property=\"og:image:height\" content=\"600\" \/>\n<meta name=\"twitter:card\" content=\"summary\" \/>\n<meta name=\"twitter:creator\" content=\"@Papayaso4\" \/>\n<meta name=\"twitter:site\" content=\"@Papayaso4\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Organization\",\"@id\":\"https:\/\/papayaso.co\/#organization\",\"name\":\"El Papayaso\",\"url\":\"https:\/\/papayaso.co\/\",\"sameAs\":[\"https:\/\/www.facebook.com\/papayaso.colombia\",\"https:\/\/www.instagram.com\/el.papayaso\/\",\"https:\/\/twitter.com\/Papayaso4\"],\"logo\":{\"@type\":\"ImageObject\",\"@id\":\"https:\/\/papayaso.co\/#logo\",\"inLanguage\":\"en-US\",\"url\":\"https:\/\/papayaso.co\/wp-content\/uploads\/2019\/03\/logo-header-megaphone.png\",\"contentUrl\":\"https:\/\/papayaso.co\/wp-content\/uploads\/2019\/03\/logo-header-megaphone.png\",\"width\":300,\"height\":94,\"caption\":\"El Papayaso\"},\"image\":{\"@id\":\"https:\/\/papayaso.co\/#logo\"}},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/papayaso.co\/#website\",\"url\":\"https:\/\/papayaso.co\/\",\"name\":\"El Papayaso\",\"description\":\"Te mantenemos conectado con la tierrita!\",\"publisher\":{\"@id\":\"https:\/\/papayaso.co\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/papayaso.co\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en-US\"},{\"@type\":\"ImageObject\",\"@id\":\"https:\/\/papayaso.co\/internacional\/confirman-que-las-vacunas-son-efectivas-contra-omicron-y-otras-variantes\/#primaryimage\",\"inLanguage\":\"en-US\",\"url\":\"https:\/\/papayaso.co\/wp-content\/uploads\/2022\/01\/Aplicacion-de-vacuna-contra-la-Covid-19.jpg\",\"contentUrl\":\"https:\/\/papayaso.co\/wp-content\/uploads\/2022\/01\/Aplicacion-de-vacuna-contra-la-Covid-19.jpg\",\"width\":980,\"height\":600},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/papayaso.co\/internacional\/confirman-que-las-vacunas-son-efectivas-contra-omicron-y-otras-variantes\/#webpage\",\"url\":\"https:\/\/papayaso.co\/internacional\/confirman-que-las-vacunas-son-efectivas-contra-omicron-y-otras-variantes\/\",\"name\":\"Confirman que las vacunas son efectivas contra \\u00f3micron y otras variantes - 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