{"id":59665,"date":"2007-05-07T00:00:00","date_gmt":"2007-05-07T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/aplicacion-de-tecnologa%c2%adas-reproductivas-para-la-conservacion-de-la-raza-ovina-guirra\/"},"modified":"2007-05-07T00:00:00","modified_gmt":"2007-05-07T00:00:00","slug":"aplicacion-de-tecnologa%c2%adas-reproductivas-para-la-conservacion-de-la-raza-ovina-guirra","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/produccion-animal\/aplicacion-de-tecnologa%c2%adas-reproductivas-para-la-conservacion-de-la-raza-ovina-guirra\/","title":{"rendered":"Aplicaci\u00f3n de tecnolog\u00edas reproductivas para la conservaci\u00f3n de la raza ovina guirra"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Francisco Marco Jim\u00e9nez <\/strong><\/h2>\n<p>Con los trabajos de esta tesis, se pretende evaluar diferentes tecnolog\u00edas reproductivas para su aplicaci\u00f3n en la conservaci\u00f3n de la raza guirra, mediante la creaci\u00f3n de un banco de semen y de embriones. Para constituir un banco de semen a partir de todos los sementales disponibles en este momento se estudi\u00f3  el efecto del m\u00e9todo de recuperaci\u00f3n seminal (vagina artificial, va y electroeyaculaci\u00f3n, ee) sobre la producci\u00f3n y calidad esperm\u00e1tica del semen fresco y crioconservado, as\u00ed como sobre la composici\u00f3n del plasma seminal. Los par\u00e1metros de calidad del semen fresco evaluados fueron; volumen, concentraci\u00f3n, producci\u00f3n, an\u00e1lisis microsc\u00f3pico (espermatozoides anormales y normalidad acros\u00f3mica) y par\u00e1metros cin\u00e9ticos de la motilidad esperm\u00e1tica, determinados mediante un sistema casa. Del plasma seminal se analiz\u00f3; la concentraci\u00f3n de sodio, potasio, ratio sodio\/potasio y concentraci\u00f3n total de prote\u00ednas, mediante espectofotometr\u00eda y el perfil proteico mediante electroforesis en geles (sds-page) y electroforesis bidimensional (2d-page). Los resultados obtenidos mostraron que la ee no es efectiva en todos los casos, obteni\u00e9ndose un 80% de los eyaculados, reduce la concentraci\u00f3n esperm\u00e1tica e incrementa ligeramente la concentraci\u00f3n de na+ del plasma seminal, pero no existieron diferencias en la calidad seminal en fresco. La calidad esperm\u00e1tica post-descongelaci\u00f3n fue evaluada determinando la motilidad mediante casa, estado del acrosoma (mediante la tinci\u00f3n fitc-pna\/ip) y grado de capacitaci\u00f3n (determinado con la tinci\u00f3n m540\/yo-pro1), ambas tinciones evaluadas mediante citometr\u00eda de flujo. Los espermatozoides procedentes de eyaculados obtenidos con ee mostraron un porcentaje mayor de estabilidad y funcionalidad de membrana (mayor n\u00famero de c\u00e9lulas vivas no capacitadas, vivas con acrosoma intacto y vivas con acrosoma reaccionado).<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Aplicaci\u00f3n de tecnolog\u00edas reproductivas para la conservaci\u00f3n de la raza ovina guirra<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Aplicaci\u00f3n de tecnolog\u00edas reproductivas para la conservaci\u00f3n de la raza ovina guirra <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Francisco Marco Jim\u00e9nez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Polit\u00e9cnica de Valencia<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 05\/07\/2007<\/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> Viudes De Castro Mar\u00eda  Pilar<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: nemesio Fern\u00e1ndez mart\u00ednez <\/li>\n<li> Garde brea Jos\u00e9 Juli\u00e1n (vocal)<\/li>\n<li>isabel V\u00e1zquez gonz\u00e1lez (vocal)<\/li>\n<li>Fernando Forcada miranda (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Francisco Marco Jim\u00e9nez Con los trabajos de esta tesis, se pretende evaluar diferentes tecnolog\u00edas reproductivas para su 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