{"ok":true,"nota":{"id":"3d042e15c74a7544","slug":"parte-de-la-poblacion-ya-tendria-defensas-contra-el-virus-de-la-gripe--3d042e","titulo":"Parte de la población ya tendría defensas contra el virus de la gripe aviar","resumen":"Investigadores canadienses analizaron muestras de sangre de 24 trabajadores de salud de un hospital universitario de Montreal, tomadas antes y después de la vacuna anual contra la gripe. Buscaron si sus defensas reconocían virus de gripe aviar.","fuente":"phys","fuenteNombre":"Phys.org","color":"#2b5c8a","autor":"","url":"https://phys.org/news/2026-10-people-preexisting-immunity-bird-flu.html","imagen":"https://scx1.b-cdn.net/csz/news/tmb/2026/bird-flu-1.jpg","tema":"salud","subtemas":["gripe aviar","inmunidad","vacunas","virología","pandemias"],"entidades":["Université de Montréal","CHUM","Canadá"],"formato":"dato","entretenimiento":false,"pubTs":"2026-10-26T13:50:01.000Z","indexTs":"2026-10-26T13:54:17.927Z","hash":"ea32eec22bcccc0e6160e35e00b1a3ce70e3112330915f92b1d9394ccbc09350","tsa":{"time":"Oct 26 13:54:47 2026 GMT","provider":"freetsa.org","sobre":"sello"},"stats":{"views":0,"likes":0,"clicks":0,"dwell":0},"tipo":"motor","registro":"hallazgo","porQueImporta":"Hay indicios de que algunas personas llegan a un contagio de gripe aviar con anticuerpos que ya tenían, por haber pasado otras gripes. Eso puede explicar por qué el virus no se transmite fácilmente entre humanos, y sirve para medir qué tan preparados estamos ante una eventual pandemia. La muestra es chica y el estudio no prueba protección real, así que todavía no alcanza para dormir tranquilos.","quienFirma":"Université de Montréal","confianza":"revisado","consulta":{"pregunta":"¿Te preocupa una pandemia de gripe aviar?"}},"sello":{"hash":"ea32eec22bcccc0e6160e35e00b1a3ce70e3112330915f92b1d9394ccbc09350","sello":"10ec7df2721ff50af7fa760c0af5591ee184484760108fb4d3c9c3ad6322411a","beacon":{"drand":{"cadena":"8990e7a9aaed2ffed73dbd7092123d6f289930540d7651336225dc172e51b2ce","ronda":6586395,"aleatorio":"6281e08880fcfe2f958f8e87b772a1e7ab09c0ce5821b538953c16277b55842f","tiempo":"2026-10-26T13:54:30.000Z"},"nist":{"cadena":2,"pulso":2000391,"salida":"4316E46626E5C5100ED66647AB1D7A7EAC901EAA56AE3BFAFA3E0824A9F024A2548D4E499E232EC0165D16EE43144E1A343EDD649668860BAF734F8B847A3F32","tiempo":"2026-10-26T13:54:00.000Z"},"noAntes":"2026-10-26T13:54:30.000Z"},"verificacion":{"drand":true,"nist":true},"tsa":{"time":"Oct 26 13:54:47 2026 GMT","provider":"freetsa.org","sobre":"sello"},"original":{"titulo":"People may have preexisting immunity to bird flu","descripcion":"How immune are people to bird flu viruses? To find out, Canadian virologists analyzed blood samples that 24 health care workers at Université de Montréal's teaching hospital, the CHUM, gave before and after getting their annual flu shot.","pubDate":"Mon, 26 Oct 2026 09:50:01 EDT","url":"https://phys.org/news/2026-10-people-preexisting-immunity-bird-flu.html"},"indexado":"2026-10-26T13:54:17.927Z"}}