{"id":139027,"date":"2026-01-12T17:40:24","date_gmt":"2026-01-12T17:40:24","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/efectos-de-la-congelacion-sobre-la-viabilidad-de-embriones-ovinos\/"},"modified":"2026-01-12T17:40:24","modified_gmt":"2026-01-12T17:40:24","slug":"efectos-de-la-congelacion-sobre-la-viabilidad-de-embriones-ovinos","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-vida\/efectos-de-la-congelacion-sobre-la-viabilidad-de-embriones-ovinos\/","title":{"rendered":"Efectos de la congelacion sobre la viabilidad de embriones ovinos."},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Cocero Oviedo M. Jes\u00fas <\/strong><\/h2>\n<p>Se han estudiado los efectos de la congelacion lenta sobre la supervivencia de embriones ovinos en estado de desarrollo comprendido entre la morula y el blastocisto eclosionado, evaluando la incidencia sobre la eficacia de la tecnica del tipo de crioprotector, epoca del a\u00f1o de trabajo, raza y edad del embrion. Los resultados obtenidos, tanto en el diagnostico de la capacidad de desarrollo \u00abin vitro\u00bb despues de la descongelacion, como en el numero de embriones congelados que llego a transformarse en corderos nacidos despues de la transferencia, indican que el tipo de crioprotector y la edad del embrion, son determinantes de su supervivencia.  los mejores rendimientos, se logran cuando se congelan blatocistos crioprotegidos con etilen-glicol.  las observaciones ultraestructurales realizadas parecen demostrar que la causa de la diferencia detectada entre la eficacia de cada metodo de crioproteccion, radica en un problema de permeacion y distribucion en todas las celulas de la estructura embrionaria.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Efectos de la congelacion sobre la viabilidad de embriones ovinos.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Efectos de la congelacion sobre la viabilidad de embriones ovinos. <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Cocero Oviedo M. Jes\u00fas <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Complutense de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1992<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>Direcci\u00f3n y tribunal<\/h3>\n<ul>\n<li><strong>Director de la tesis<\/strong>\n<ul>\n<li>Benjam\u00edn Fern\u00e1ndez Ruiz<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Mercedes Alonso Bedate <\/li>\n<li>Antonio Garcia Sacristan (vocal)<\/li>\n<li>Antonio Lopez Sebastian (vocal)<\/li>\n<li>Jos\u00e9 Egorcue (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Cocero Oviedo M. Jes\u00fas Se han estudiado los efectos de la congelacion lenta sobre la supervivencia de [&hellip;]<\/p>\n","protected":false},"author":1,"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 center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"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-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-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-gradient":""}},"footnotes":""},"categories":[849,35,986,4983,226],"tags":[253525,112444,3237,61809,253526,7291],"class_list":["post-139027","post","type-post","status-publish","format-standard","hentry","category-biologia-celular","category-ciencias-de-la-vida","category-complutense-de-madrid","category-embriologia-animal","category-zoologia","tag-antonio-garcia-sacristan","tag-antonio-lopez-sebastian","tag-benjamin-fernandez-ruiz","tag-cocero-oviedo-m-jesus","tag-jose-egorcue","tag-mercedes-alonso-bedate"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/139027","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/comments?post=139027"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/139027\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=139027"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=139027"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=139027"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}