{"id":368,"date":"2012-02-06T16:52:43","date_gmt":"2012-02-06T16:52:43","guid":{"rendered":"http:\/\/www.icesi.edu.co\/blogs\/facultad_ciencias_naturales\/?p=368"},"modified":"2012-02-06T16:52:43","modified_gmt":"2012-02-06T16:52:43","slug":"seminario-cruzas-amplias-para-la-obtencion-de-hibridos-inter-especificos-o-haploides","status":"publish","type":"post","link":"https:\/\/www.icesi.edu.co\/blogs\/facultad_ciencias_naturales\/2012\/02\/06\/seminario-cruzas-amplias-para-la-obtencion-de-hibridos-inter-especificos-o-haploides\/","title":{"rendered":"SEMINARIO: Cruzas amplias para la obtenci\u00f3n de h\u00edbridos inter-espec\u00edficos o haploides"},"content":{"rendered":"<p>La Facultad de Ciencias Naturales de la Universidad Icesi los invita a asistir al Seminario: <strong>Cruzas amplias para la obtenci\u00f3n de h\u00edbridos inter-espec\u00edficos o haploides. <\/strong>A cargo de Mar\u00eda Wedzony, Ph.D.; Investigadora Principal, Instituto de Fisiolog\u00eda Vegetal Franciszek G\u00f3rski,\u00a0 Academia de Ciencias Polaca; Profesora Titular del Departamento de Gen\u00e9tica y Citolog\u00eda de\u00a0 la Universidad Pedag\u00f3gica de Cracovia (Polonia).<\/p>\n<p><strong>Detalles del evento:<\/strong><\/p>\n<p>Idioma: Ingl\u00e9s con traducci\u00f3n secuencial al espa\u00f1ol<\/p>\n<p>Lugar: Universidad Nacional de Colombia \u2013 Facultad Ciencias Agropecuarias Auditorio 25-1010 \u2013 Palmira<\/p>\n<p>Fecha: Jueves 16 de febrero 2012<\/p>\n<p>Hora: 10:00 am a 12:00m<\/p>\n<p>INVITA: Facultad de Ciencias Naturales, Universidad Icesi; \u00a0Universidad Nacional de Colombia, Sede Palmira y Centro Internacional de Agricultura Tropical (CIAT)<\/p>\n<p><strong>CONFIRMAR \u00a0ASISTENCIA:\u00a0<\/strong><\/p>\n<p>Tel\u00e9fono 321-2077; Ivonne Jaramillo: <a href=\"mailto:ijjaramillo@icesi.edu.co\">ijjaramillo@icesi.edu.co<\/a><\/p>\n<p>&nbsp;<\/p>\n<p><strong>Resumen:<\/strong><\/p>\n<p><em>\u201cCruzas amplias\u201d<\/em> son aquellas que se obtienen por cruzamientos realizados entre especies que pertenecen a la misma familia o a diferentes g\u00e9neros. Este tipo de cruzamientos por lo general se realizan en plantas cultivadas con el objetivo de ampliar la base para el mejoramiento gen\u00e9tico, pero tambi\u00e9n para obtener h\u00edbridos o inducir la obtenci\u00f3n de doble haploides (DH, l\u00edneas homocigotas) tema central del seminario. El proceso no es sencillo debido a que naturalmente existen barreras de incompatibilidad para evitar estos eventos. En el seminario se describir\u00e1n diferentes m\u00e9todos utilizados exitosamente para eliminar este tipo de barreras. Uno de ellos y el m\u00e1s exitoso hasta ahora es la obtenci\u00f3n de triticale \u00a0a partir del cruzamiento entre el trigo y la cebada, cereal que solo fue posible obtener por intervenci\u00f3n humana, mimetizando en forma artificial la evoluci\u00f3n del trigo pero reduciendo el proceso a unos 30 a\u00f1os. La inducci\u00f3n de doble haploides en varios cereales mediante la eliminaci\u00f3n de los cromosomas paternos asociada con la polinizaci\u00f3n con polen de ma\u00edz, se ha convertido en una t\u00e9cnica modelo.\u00a0 Adicionalmente, se discutir\u00e1n perspectivas para el desarrollo de t\u00e9cnicas similares en otros cultivos.<\/p>\n<p><a href=\"http:\/\/www.icesi.edu.co\/blogs\/facultad_ciencias_naturales\/files\/2012\/02\/Feb-161.jpg\"><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter  wp-image-370\" src=\"http:\/\/www.icesi.edu.co\/blogs\/facultad_ciencias_naturales\/files\/2012\/02\/Feb-161-724x1024.jpg\" alt=\"\" width=\"724\" height=\"1024\" \/><\/a><\/p>\n<p><a href=\"http:\/\/www.icesi.edu.co\/blogs\/facultad_ciencias_naturales\/files\/2012\/02\/Feb-16.jpg\"><br \/>\n<\/a><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>La Facultad de Ciencias Naturales de la Universidad Icesi los invita a asistir al Seminario: Cruzas amplias para la obtenci\u00f3n [&hellip;]<\/p>\n","protected":false},"author":1219,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1942,156,1981,1982],"tags":[20124,14109,1997,14110,14111,14103],"class_list":["post-368","post","type-post","status-publish","format-standard","hentry","category-biologia","category-eventos","category-noticias","category-programas","tag-biologia","tag-cruzas-amplias","tag-facultad-de-ciencias-naturales","tag-haploides","tag-lineas-homocigotas","tag-maria-wedzony"],"aioseo_notices":[],"rttpg_featured_image_url":null,"rttpg_author":{"display_name":"Ivonne Julieth Jaramillo Gonzalez","author_link":"https:\/\/www.icesi.edu.co\/blogs\/facultad_ciencias_naturales\/author\/38556454\/"},"rttpg_comment":0,"rttpg_category":"<a href=\"https:\/\/www.icesi.edu.co\/blogs\/facultad_ciencias_naturales\/category\/programas\/biologia\/\" rel=\"category tag\">Biolog\u00eda<\/a> <a href=\"https:\/\/www.icesi.edu.co\/blogs\/facultad_ciencias_naturales\/category\/eventos\/\" rel=\"category tag\">Eventos<\/a> <a href=\"https:\/\/www.icesi.edu.co\/blogs\/facultad_ciencias_naturales\/category\/noticias\/\" rel=\"category tag\">Noticias<\/a> <a href=\"https:\/\/www.icesi.edu.co\/blogs\/facultad_ciencias_naturales\/category\/programas\/\" rel=\"category tag\">Programas<\/a>","rttpg_excerpt":"La Facultad de Ciencias Naturales de la Universidad Icesi los invita a asistir al Seminario: Cruzas amplias para la obtenci\u00f3n [&hellip;]","_links":{"self":[{"href":"https:\/\/www.icesi.edu.co\/blogs\/facultad_ciencias_naturales\/wp-json\/wp\/v2\/posts\/368"}],"collection":[{"href":"https:\/\/www.icesi.edu.co\/blogs\/facultad_ciencias_naturales\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.icesi.edu.co\/blogs\/facultad_ciencias_naturales\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.icesi.edu.co\/blogs\/facultad_ciencias_naturales\/wp-json\/wp\/v2\/users\/1219"}],"replies":[{"embeddable":true,"href":"https:\/\/www.icesi.edu.co\/blogs\/facultad_ciencias_naturales\/wp-json\/wp\/v2\/comments?post=368"}],"version-history":[{"count":1,"href":"https:\/\/www.icesi.edu.co\/blogs\/facultad_ciencias_naturales\/wp-json\/wp\/v2\/posts\/368\/revisions"}],"predecessor-version":[{"id":371,"href":"https:\/\/www.icesi.edu.co\/blogs\/facultad_ciencias_naturales\/wp-json\/wp\/v2\/posts\/368\/revisions\/371"}],"wp:attachment":[{"href":"https:\/\/www.icesi.edu.co\/blogs\/facultad_ciencias_naturales\/wp-json\/wp\/v2\/media?parent=368"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.icesi.edu.co\/blogs\/facultad_ciencias_naturales\/wp-json\/wp\/v2\/categories?post=368"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.icesi.edu.co\/blogs\/facultad_ciencias_naturales\/wp-json\/wp\/v2\/tags?post=368"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}