{"id":1091209,"date":"2024-03-27T20:45:00","date_gmt":"2024-03-28T00:45:00","guid":{"rendered":"https:\/\/unionradio.net\/?p=1091209"},"modified":"2024-03-27T13:33:42","modified_gmt":"2024-03-27T17:33:42","slug":"ciencia-es-posible-rejuvenecer-el-sistema-inmunitario","status":"publish","type":"post","link":"https:\/\/unionradio.net\/2024\/03\/27\/ciencia-es-posible-rejuvenecer-el-sistema-inmunitario\/","title":{"rendered":"Ciencia: \u00bfEs posible rejuvenecer el sistema inmunitario?"},"content":{"rendered":"<p style=\"text-align: justify;\">REDACCI\u00d3N CIENCIA.- Una terapia con anticuerpos, descrita este mi\u00e9rcoles en la revista Nature, ha logrado rejuvenecer el sistema inmune en ratones de avanza edad y los investigadores creen que ser\u00e1 viable en humanos una vez supere estudios precl\u00ednicos y cl\u00ednicos.<\/p>\n<p style=\"text-align: justify;\">A medida que las personas envejecen el sistema inmune se debilita y hay dificultades para combatir enfermedades y nuevos virus, y que las vacunas para combatir estos \u00faltimos tengan efecto, como ocurri\u00f3 con el covid-19.<\/p>\n<p><strong>Lea tambi\u00e9n: <\/strong><a title=\"Estudio: Mujeres en EEUU recurren a p\u00edldoras para abortar\" href=\"https:\/\/unionradio.net\/2024\/03\/19\/estudio-mujeres-en-eeuu-recurren-a-pildoras-para-abortar\/\" rel=\"bookmark\">Estudio: Mujeres en EEUU recurren a p\u00edldoras para abortar<\/a><\/p>\n<p style=\"text-align: justify;\">La causa est\u00e1 en las c\u00e9lulas hematopoy\u00e9ticas o c\u00e9lulas madre adultas, encargadas de producir linfocitos, que defienden el cuerpo ante cualquier nueva amenaza (inmunidad adaptativa), y c\u00e9lulas mieloides, que responden con inflaci\u00f3n ante los pat\u00f3genos (inmunidad innata).<\/p>\n<p>El investigador de la Facultad de Medicina de la Universidad de Stanford, Irving Weissman, uno de los autores del presente estudio, aisl\u00f3 estas c\u00e9lulas madre adultas en ratones y humanos a finales de los a\u00f1os ochenta.<\/p>\n<p style=\"text-align: justify;\">Sus investigaciones han mostrado c\u00f3mo en la \u00faltima etapa de la vida, la producci\u00f3n de linfocitos y c\u00e9lulas mieloides por parte de las c\u00e9lulas madre adultas se desequilibra: cae la creaci\u00f3n de linfocitos, y con ella la capacidad de reacci\u00f3n ante nuevos virus y bacterias, y sube la de c\u00e9lulas mieloides, que acaban con cualquier c\u00e9lula desconocida mediante respuestas inflamatorias.<\/p>\n<p><strong>Ingrese aqu\u00ed:<a href=\"https:\/\/www.cancer.gov\/espanol\/publicaciones\/diccionarios\/diccionario-cancer\/def\/sistema-inmunitario\"><em> Instituto Nacional del C\u00e1ncer<\/em><\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>REDACCI\u00d3N CIENCIA.- Una terapia con anticuerpos, descrita este mi\u00e9rcoles en la revista Nature, ha logrado rejuvenecer el sistema inmune en ratones de avanza edad y los investigadores creen que ser\u00e1 viable en humanos una vez supere estudios precl\u00ednicos y cl\u00ednicos. A medida que las personas envejecen el sistema inmune se debilita y hay dificultades para [&hellip;]<\/p>\n","protected":false},"author":11,"featured_media":1091212,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[488,109],"tags":[398,849,8827,8825,108,8826,2466,110],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Ciencia: \u00bfEs posible rejuvenecer el sistema inmunitario?<\/title>\n<meta name=\"description\" content=\"na terapia con anticuerpos, descrita este mi\u00e9rcoles en la revista Nature, ha logrado rejuvenecer el sistema inmune en ratones\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/unionradio.net\/2024\/03\/27\/ciencia-es-posible-rejuvenecer-el-sistema-inmunitario\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Ciencia: \u00bfEs posible rejuvenecer el sistema inmunitario?\" \/>\n<meta property=\"og:description\" content=\"na terapia con anticuerpos, descrita este mi\u00e9rcoles en la revista Nature, ha logrado rejuvenecer el sistema inmune en ratones\" \/>\n<meta property=\"og:url\" content=\"https:\/\/unionradio.net\/2024\/03\/27\/ciencia-es-posible-rejuvenecer-el-sistema-inmunitario\/\" \/>\n<meta property=\"og:site_name\" content=\"Unionradio.net\" \/>\n<meta property=\"article:published_time\" content=\"2024-03-28T00:45:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-03-27T17:33:42+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/unionradio.net\/wp-content\/uploads\/2024\/03\/Diseno-sin-titulo-1-15.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1280\" \/>\n\t<meta property=\"og:image:height\" content=\"720\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"jgonzalez\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Escrito por\" \/>\n\t<meta name=\"twitter:data1\" content=\"jgonzalez\" \/>\n\t<meta name=\"twitter:label2\" content=\"Tiempo estimado de lectura\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/unionradio.net\/2024\/03\/27\/ciencia-es-posible-rejuvenecer-el-sistema-inmunitario\/\",\"url\":\"https:\/\/unionradio.net\/2024\/03\/27\/ciencia-es-posible-rejuvenecer-el-sistema-inmunitario\/\",\"name\":\"Ciencia: \u00bfEs posible rejuvenecer el sistema inmunitario?\",\"isPartOf\":{\"@id\":\"https:\/\/unionradio.net\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/unionradio.net\/2024\/03\/27\/ciencia-es-posible-rejuvenecer-el-sistema-inmunitario\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/unionradio.net\/2024\/03\/27\/ciencia-es-posible-rejuvenecer-el-sistema-inmunitario\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/unionradio.net\/wp-content\/uploads\/2024\/03\/Diseno-sin-titulo-1-15.png\",\"datePublished\":\"2024-03-28T00:45:00+00:00\",\"dateModified\":\"2024-03-27T17:33:42+00:00\",\"author\":{\"@id\":\"https:\/\/unionradio.net\/#\/schema\/person\/a82724fb67e7e8d5a89dd429830539d0\"},\"description\":\"na terapia con anticuerpos, descrita este mi\u00e9rcoles en la revista Nature, ha logrado rejuvenecer el sistema inmune en ratones\",\"breadcrumb\":{\"@id\":\"https:\/\/unionradio.net\/2024\/03\/27\/ciencia-es-posible-rejuvenecer-el-sistema-inmunitario\/#breadcrumb\"},\"inLanguage\":\"es\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/unionradio.net\/2024\/03\/27\/ciencia-es-posible-rejuvenecer-el-sistema-inmunitario\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"es\",\"@id\":\"https:\/\/unionradio.net\/2024\/03\/27\/ciencia-es-posible-rejuvenecer-el-sistema-inmunitario\/#primaryimage\",\"url\":\"https:\/\/unionradio.net\/wp-content\/uploads\/2024\/03\/Diseno-sin-titulo-1-15.png\",\"contentUrl\":\"https:\/\/unionradio.net\/wp-content\/uploads\/2024\/03\/Diseno-sin-titulo-1-15.png\",\"width\":1280,\"height\":720,\"caption\":\"Sistema Inmunitario\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/unionradio.net\/2024\/03\/27\/ciencia-es-posible-rejuvenecer-el-sistema-inmunitario\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Portada\",\"item\":\"https:\/\/unionradio.net\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Ciencia: \u00bfEs posible rejuvenecer el sistema inmunitario?\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/unionradio.net\/#website\",\"url\":\"https:\/\/unionradio.net\/\",\"name\":\"Unionradio.net\",\"description\":\"Uni\u00f3n Radio - 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