{"ok":true,"nota":{"id":"e2eea0d4dd6793c4","slug":"la-sequia-hace-que-mas-celulas-de-las-raices-de-las-plantas-pasen-a-un-e2eea0","titulo":"La sequía hace que más células de las raíces de las plantas pasen a un modo de respuesta ambiental","resumen":"Investigadores hallaron que en las raíces de las plantas existe una capa oculta de identidad celular: un 'modo ambiental' que se activa en algunas células y se vuelve más frecuente cuando falta agua. El trabajo fue publicado en la revista Nature.","fuente":"phys","fuenteNombre":"Phys.org","color":"#2b5c8a","autor":"","url":"https://phys.org/news/2026-10-drought-shifts-root-cells-newly.html","imagen":"https://scx1.b-cdn.net/csz/news/tmb/2026/plant-roots-hide-a-sec.jpg","tema":"ciencia","subtemas":["biologia vegetal","sequia","raices","estres hidrico","agricultura"],"entidades":["Marina Oliva","Ryan Lister","ARC Center of Excellence in Plants for Space","The University of Western Australia","Nature"],"formato":"dato","entretenimiento":false,"pubTs":"2026-10-22T16:40:14.000Z","indexTs":"2026-10-22T16:42:12.110Z","hash":"7c9d6f0cdd083445477f041cd808512621da1242dd8770362c7580501b38d104","tsa":{"time":"Oct 22 16:42:58 2026 GMT","provider":"freetsa.org","sobre":"sello"},"stats":{"views":1,"likes":0,"clicks":0,"dwell":0},"tipo":"motor","registro":"hallazgo","porQueImporta":"Las plantas pueden ajustar sus raíces a nivel de cada célula cuando hay poca agua, lo que ayuda a entender cómo sobreviven los cultivos en años secos. Para alguien de acá, esto importa porque la sequía golpea al campo y al precio de la comida. Una planta que responde mejor al estrés hídrico podría ser clave para la producción futura. El estudio se hizo en condiciones de laboratorio y todavía falta ver cómo se traduce a cultivos reales.","quienFirma":"The University of Western Australia","confianza":"revisado","consulta":{"pregunta":"¿Qué tan preocupado estás por la sequía en el campo?"}},"sello":{"hash":"7c9d6f0cdd083445477f041cd808512621da1242dd8770362c7580501b38d104","sello":"85b32ecbc183328ebf5266f83bc9cbc0c420ad53d60a641db2df7b71791f73bf","beacon":{"drand":{"cadena":"8990e7a9aaed2ffed73dbd7092123d6f289930540d7651336225dc172e51b2ce","ronda":6575211,"aleatorio":"5cb5179399e61379234af0ef8478492d80364e65377854e48be108ade1ed4f6b","tiempo":"2026-10-22T16:42:30.000Z"},"nist":{"cadena":2,"pulso":1994805,"salida":"EA331CBA09AA0B2C0B8168893D7FACA62F33383245B9AEC849B91B85D8409E054C70B53BC3E7F41DB1BF2049EC1162F8DC65EC0F4051845C37EC746DC3BA6CD5","tiempo":"2026-10-22T16:42:00.000Z"},"noAntes":"2026-10-22T16:42:30.000Z"},"verificacion":{"drand":true,"nist":true},"tsa":{"time":"Oct 22 16:42:58 2026 GMT","provider":"freetsa.org","sobre":"sello"},"original":{"titulo":"Drought shifts more plant root cells into newly discovered environmental response mode","descripcion":"Scientists have discovered a hidden layer of identity in plant root cells: an \"environmental mode\" that switches on in some cells and becomes more common when water is scarce. The study, led by Dr. Marina Oliva and professor Ryan Lister, from the ARC Center of Excellence in Plants for Space and The University of Western Australia's School of Molecular Sciences, examined how plant cells responded to drought conditions. The work is published in Nature","pubDate":"Thu, 22 Oct 2026 12:40:14 EDT","url":"https://phys.org/news/2026-10-drought-shifts-root-cells-newly.html"},"indexado":"2026-10-22T16:42:12.110Z"}}