{"id":80250,"date":"2018-03-10T00:03:59","date_gmt":"2018-03-10T00:03:59","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/caracterizacion-de-la-actividad-ovarica-anual-y-la-dinamica-folicular-en-ovejas-de-raza-ripollesa\/"},"modified":"2018-03-10T00:03:59","modified_gmt":"2018-03-10T00:03:59","slug":"caracterizacion-de-la-actividad-ovarica-anual-y-la-dinamica-folicular-en-ovejas-de-raza-ripollesa","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-agrarias\/caracterizacion-de-la-actividad-ovarica-anual-y-la-dinamica-folicular-en-ovejas-de-raza-ripollesa\/","title":{"rendered":"Caracterizacion de la actividad ovarica anual y la dinamica folicular en ovejas de raza ripollesa."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Eduardo Gibbons Alejandro <\/strong><\/h2>\n<p>Se proporciona informaci\u00f3n de referencia sobre la actividad reproductiva anual y se caracteriza la din\u00e1mica folicular en \u00e9poca de actividad c\u00edclica estral y durante el anestro de las ovejas de raza ripollesa. La actividad estral durante el verano y oto\u00f1o fue elevada (ovejas c\u00edclica, 833,8%), siendo m\u00ednima (39%) para el primer semestre del a\u00f1o. La tasa de ovulaci\u00f3n present\u00f3 una amplia variaci\u00f3n mensual, con valores m\u00ednimo en primavera y m\u00e1ximo en el verano (1.1-1..6 cuerpos l\u00fateos por oveja respectivamente) la din\u00e1mica folicular en el anestro se caracteriza por una mayor presencia folicular. A nivel individual, durante los dos per\u00edodos estudiados, se observaron diferencias significativas en la presencia folicular, indicando la importancia de los factores intr\u00ednsicos de cada individuo en la din\u00e1mica folicular. Una tasa de atresia elevada, una reducci\u00f3n en el n\u00famero de fol\u00edculos menores en crecimiento y un considerable tama\u00f1o folicular preovulatorio caracterizan a la raza ripollesa como de baja a media prolificidad. Se presenta en la fase folicular un incremento r\u00e1pido del tama\u00f1o folicular que se traduce en un aumento del n\u00famero de fol\u00edculos mayores en crecimiento y una reduci\u00f3n del n\u00famero de fol\u00edculos menores en crecimiento. Los fol\u00edculos destinados a ovular pueden presentar un crecimiento r\u00e1pido terminal post lute\u00f3lisis o bien alcanzar un diametro preovulatorio hacia el final de la fase luteal y mantener su viabilidad (latencia folicular) hasta el momento de la ovulaci\u00f3n. El d\u00eda de la emergencia del fol\u00edculo preovulatorio fue al azar y no se observo un modelo o patr\u00f3n de crecimiento folicular ovulatorio. la presencia y emergencia folicular continua caracterizan la ausencia de crecimiento y dominancia folicular en el anestro y en la fase luteal. La t\u00e9cnica de modelos y observaciones laparosc\u00f3picas permite un seguimiento controlado, exhaustivo y real de la din\u00e1mica folicular en el ovino<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Caracterizacion de la actividad ovarica anual y la dinamica folicular en ovejas de raza ripollesa.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Caracterizacion de la actividad ovarica anual y la dinamica folicular en ovejas de raza ripollesa. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Eduardo Gibbons Alejandro <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Zaragoza<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 28\/06\/1999<\/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>Emilio Espinosa Velazquez<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: anselmo Gracia molina <\/li>\n<li>eduardo Vijil maeso (vocal)<\/li>\n<li>gerardo Caja l\u00f3pez (vocal)<\/li>\n<li>lydia Gil huerta (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Eduardo Gibbons Alejandro Se proporciona informaci\u00f3n de referencia sobre la actividad reproductiva anual y se caracteriza la [&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 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