{"id":1495,"date":"2026-04-29T11:40:13","date_gmt":"2026-04-29T14:40:13","guid":{"rendered":"https:\/\/masindustrias.com.ar\/mas-campo\/?p=1495"},"modified":"2026-04-29T11:40:15","modified_gmt":"2026-04-29T14:40:15","slug":"biotecnologia-el-inta-abre-las-puertas-a-la-edicion-genica-directa-en-variedades-de-arroz-elite","status":"publish","type":"post","link":"https:\/\/masindustrias.com.ar\/mas-campo\/2026\/04\/29\/biotecnologia\/biotecnologia-el-inta-abre-las-puertas-a-la-edicion-genica-directa-en-variedades-de-arroz-elite\/","title":{"rendered":"Biotecnolog\u00eda: el INTA abre las puertas a la edici\u00f3n g\u00e9nica directa en variedades de arroz \u00e9lite"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Investigadores del Instituto de Gen\u00e9tica del INTA han marcado un hito en el mejoramiento agr\u00edcola al lograr regenerar plantas de cultivares comerciales de arroz. <strong>Este avance tecnol\u00f3gico es fundamental, ya que sienta las bases para aplicar edici\u00f3n g\u00e9nica directamente sobre variedades \u00e9lite,<\/strong> lo que permitir\u00e1 desarrollar arroces m\u00e1s productivos, sanos y nutritivos de manera mucho m\u00e1s r\u00e1pida.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">El trabajo, liderado por el grupo de Mejoramiento Biotecnol\u00f3gico de Cereales del Instituto de Gen\u00e9tica Ewald A. Favret (IGEAF), se centr\u00f3 en evaluar la capacidad de diversas variedades para formar callos embriog\u00e9nicos y regenerar plantas <strong>mediante cultivo in vitro, un paso t\u00e9cnico indispensable para cualquier modificaci\u00f3n gen\u00e9tica posterior.<\/strong><\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Para la investigaci\u00f3n se utilizaron cultivares desarrollados por la Estaci\u00f3n Experimental Agropecuaria Concepci\u00f3n del Uruguay (Entre R\u00edos).<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">En los trabajos se evaluaron dos tipos de arroz:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u2014Variedades \u00edndica: <\/strong>Gur\u00ed INTA CL, Angiru INTA CL, Puit\u00e1 INTA CL y Memby Pora INTA CL.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u2014Variedades jap\u00f3nica:<\/strong> Kira INTA y Koshinta.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Los resultados arrojaron que <strong>las variedades \u00edndicas mostraron una mayor eficiencia en la formaci\u00f3n de callos, con valores entre el 40 % y el 84 %, <\/strong>destac\u00e1ndose especialmente el desempe\u00f1o de Gur\u00ed INTA CL. Por su parte, las jap\u00f3nicas alcanzaron entre un 10 % y un 40 % bajo las mismas condiciones. Un dato clave para el sector es que en todos los cultivares analizados se logr\u00f3 la regeneraci\u00f3n de plantas con modificaciones gen\u00e9ticas estables.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La importancia estrat\u00e9gica de este logro radica en la capacidad de optimizar los protocolos de transferencia de ADN.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Al trabajar directamente sobre variedades que ya poseen un alto valor agron\u00f3mico, se logran acortar significativamente los tiempos del mejoramiento gen\u00e9tico, acelerando la llegada de nuevas herramientas al campo.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"587\" src=\"https:\/\/masindustrias.com.ar\/mas-campo\/wp-content\/uploads\/2026\/04\/Arroz-2-1024x587.jpg\" alt=\"\" class=\"wp-image-1497\" srcset=\"https:\/\/masindustrias.com.ar\/mas-campo\/wp-content\/uploads\/2026\/04\/Arroz-2-1024x587.jpg 1024w, https:\/\/masindustrias.com.ar\/mas-campo\/wp-content\/uploads\/2026\/04\/Arroz-2-300x172.jpg 300w, https:\/\/masindustrias.com.ar\/mas-campo\/wp-content\/uploads\/2026\/04\/Arroz-2-768x440.jpg 768w, https:\/\/masindustrias.com.ar\/mas-campo\/wp-content\/uploads\/2026\/04\/Arroz-2.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Entre las metas pr\u00f3ximas de este programa se destacan:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u2014Resistencia a enfermedades:<\/strong> se busca incorporar resistencia a Pyricularia oryzae, la principal enfermedad del arroz a escala global.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Esto no solo reducir\u00eda el uso de fitosanitarios, sino que tambi\u00e9n minimizar\u00eda el riesgo de barreras paraarancelarias en mercados internacionales exigentes.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u2014Mejoras nutricionales: <\/strong>el programa apunta a desarrollar variedades con un menor \u00edndice gluc\u00e9mico, respondiendo a la creciente demanda global de alimentos m\u00e1s saludables.<br>Este avance del INTA posiciona a la Argentina en un lugar de vanguardia para la mejora de cultivos estrat\u00e9gicos, ofreciendo soluciones biotecnol\u00f3gicas que impactan directamente en la eficiencia y sostenibilidad del productor arrocero.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>El trabajo se centr\u00f3 en evaluar la capacidad de diversas variedades para formar callos embriog\u00e9nicos y regenerar plantas mediante cultivo in vitro.<\/p>\n","protected":false},"author":1,"featured_media":1496,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6,7],"tags":[217,218],"class_list":["post-1495","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-biotecnologia","category-produccion-sustentable","tag-arroz","tag-inta"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Biotecnolog\u00eda: el INTA abre las puertas a la edici\u00f3n g\u00e9nica directa en variedades de arroz \u00e9lite<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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