{"id":497191,"date":"2025-10-06T21:13:53","date_gmt":"2025-10-07T03:13:53","guid":{"rendered":"https:\/\/billieparkernoticias.com\/?p=497191"},"modified":"2025-10-06T21:13:53","modified_gmt":"2025-10-07T03:13:53","slug":"mary-e-brunkow-fred-ramsdell-y-shimon-sakaguchi-reciben-premio-nobel-de-medicina-2025","status":"publish","type":"post","link":"https:\/\/fronteraveracruz.com\/?p=497191","title":{"rendered":"Mary E. Brunkow, Fred Ramsdell y Shimon Sakaguchi reciben Premio Nobel de Medicina 2025"},"content":{"rendered":"<p>* Abren V\u00edas para revolucionar el entendimiento del sistema inmunol\u00f3gico y combatir el c\u00e1ncer.<br \/>\nLa ciencia del sistema inmune gana el Nobel de Medicina.<\/p>\n<p>* Su m\u00e9rito: El descubrimiento de las c\u00e9lulas que regulan el sistema inmune para que no ataque el propio organismo.<\/p>\n<p>&nbsp;<\/p>\n<p>06.10.2025. Xalapa, Ver.- El Instituto Karolinska de Estocolmo anunci\u00f3 este lunes a los ganadores del Premio Nobel de Fisiolog\u00eda o Medicina 2025: los cient\u00edficos Mary E. Brunkow y Fred Ramsdell (Estados Unidos), junto con Shimon Sakaguchi (Jap\u00f3n), por sus descubrimientos fundamentales sobre la tolerancia inmunol\u00f3gica perif\u00e9rica, un mecanismo clave que impide que el cuerpo humano se ataque a s\u00ed mismo.<\/p>\n<p>El galard\u00f3n reconoce el trabajo pionero de los tres investigadores en la identificaci\u00f3n y caracterizaci\u00f3n de los linfocitos T reguladores (Treg), c\u00e9lulas inmunitarias que act\u00faan como \u201cguardianes\u201d del sistema inmunol\u00f3gico.<\/p>\n<p>Estas c\u00e9lulas evitan que las defensas naturales del cuerpo ataquen sus propios tejidos, previniendo enfermedades autoinmunes como el lupus, la esclerosis m\u00faltiple o la diabetes tipo 1.<\/p>\n<p>&#8211; En 1995, Sakaguchi descubri\u00f3 una clase de c\u00e9lulas T desconocidas que proteg\u00edan al organismo de ataques autoinmunes, desafiando la teor\u00eda dominante de que la tolerancia inmunol\u00f3gica solo se desarrollaba en el timo (tolerancia central).<\/p>\n<p>&#8211; En 2001, Brunkow y Ramsdell identificaron el gen Foxp3 como responsable de la funci\u00f3n de estas c\u00e9lulas. Su mutaci\u00f3n en humanos causa el s\u00edndrome IPEX, una enfermedad autoinmune grave. Posteriormente, Sakaguchi demostr\u00f3 que Foxp3 regula el desarrollo de las c\u00e9lulas Treg.<\/p>\n<p>Los descubrimientos han abierto nuevas v\u00edas para el desarrollo de tratamientos contra el c\u00e1ncer, enfermedades autoinmunes y complicaciones en trasplantes de c\u00e9lulas madre. Actualmente, varias terapias basadas en c\u00e9lulas T reguladoras se encuentran en fase de ensayos cl\u00ednicos, con el objetivo de restaurar el equilibrio inmunol\u00f3gico en pacientes con enfermedades graves.<\/p>\n<p>&#8211; Mary E. Brunkow (EE.UU., 1961) es doctora en Filosof\u00eda por Princeton y trabaja en el Instituto de Biolog\u00eda de Sistemas en Seattle.<br \/>\n&#8211; Fred Ramsdell (EE.UU., 1966) es asesor cient\u00edfico en Sonoma Biotherapeutics, especializada en terapias con c\u00e9lulas T modificadas.<br \/>\n&#8211; Shimon Sakaguchi (Jap\u00f3n, 1951) es profesor en la Universidad de Osaka y figura clave en la inmunolog\u00eda global.<\/p>\n<p>Los galardonados expresaron sorpresa y gratitud. \u201cPens\u00e9 que era spam cuando vi la llamada de Suecia\u201d, confes\u00f3 Brunkow. Sakaguchi, por su parte, se\u00f1al\u00f3 que el premio \u201canimar\u00e1 a los inmun\u00f3logos a aplicar las c\u00e9lulas T reguladoras en el tratamiento de enfermedades inmunol\u00f3gicas\u201d.<\/p>\n<p>El premio est\u00e1 dotado con *11 millones de coronas suecas* (aproximadamente 1.17 millones de d\u00f3lares) y ser\u00e1 entregado en la ceremonia oficial el pr\u00f3ximo 10 de diciembre en Estocolmo, como parte de la Semana Nobel 2025.<\/p>\n<p>El Nobel de Medicina 2025 no solo honra una trayectoria cient\u00edfica excepcional, sino que marca un hito en la comprensi\u00f3n de c\u00f3mo el cuerpo humano se protege sin autodestruirse, abriendo nuevas fronteras terap\u00e9uticas para millones de pacientes en el mundo.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>* Abren V\u00edas para revolucionar el entendimiento del sistema inmunol\u00f3gico y combatir el c\u00e1ncer. La ciencia del sistema inmune gana el Nobel de Medicina. * Su m\u00e9rito: El descubrimiento de las c\u00e9lulas que regulan el sistema inmune para que no ataque el propio organismo. &nbsp; 06.10.2025. Xalapa, Ver.- El Instituto Karolinska de Estocolmo anunci\u00f3 este&#8230;<\/p>\n","protected":false},"author":3,"featured_media":497199,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"categories":[57,18],"tags":[12816,12817,4490],"class_list":["post-497191","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-agenda","category-noticias-de-ultima-hora","tag-fred-ramsdell-y-shimon-sakaguchi","tag-mary-e-brunkow","tag-premio-nobel-de-medicina"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Mary E. 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