{"id":114737,"date":"2013-08-10T00:00:00","date_gmt":"2013-08-10T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/expresion-proteomica-del-plasma-seminal-del-toro-criollo-san-martinero-y-su-relacion-con-la-fertilidad-y-desarrollo-embrionario-in-vitro-en-condiciones-del-tropico-bajo-colombiano\/"},"modified":"2013-08-10T00:00:00","modified_gmt":"2013-08-10T00:00:00","slug":"expresion-proteomica-del-plasma-seminal-del-toro-criollo-san-martinero-y-su-relacion-con-la-fertilidad-y-desarrollo-embrionario-in-vitro-en-condiciones-del-tropico-bajo-colombiano","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/fisiologia-veterinaria\/expresion-proteomica-del-plasma-seminal-del-toro-criollo-san-martinero-y-su-relacion-con-la-fertilidad-y-desarrollo-embrionario-in-vitro-en-condiciones-del-tropico-bajo-colombiano\/","title":{"rendered":"Expresi\u00f3n prote\u00f3mica del plasma seminal del toro criollo san martinero y su relaci\u00f3n con la fertilidad y desarrollo embrionario in vitro en condiciones del tr\u00f3pico bajo colombiano"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Diana Patricia Barajas Pardo <\/strong><\/h2>\n<p>La producci\u00f3n animal en un pa\u00eds tropical como colombia se ve limitada, entre otras cosas, por factores ambientales adversos, como temperatura, humedad relativa y radiaci\u00f3n solar altas a lo largo del a\u00f1o. En los sistemas de producci\u00f3n bovina colombiana existen razas criollas, como la san martinero, que ha demostrado los mejores \u00edndices reproductivos (fertilidad, natalidad, intervalo entre partos, etc.). Para esclarecer el porqu\u00e9 de la mayor fertilidad, la presente investigaci\u00f3n se realiza con el prop\u00f3sito de estudiar prote\u00ednas del plasma seminal y su asociaci\u00f3n con indicadores de calidad esperm\u00e1tica pre- (volumen seminal, concentraci\u00f3n, motilidad, viabilidad, morfolog\u00eda, \u00edndice de calidad esperm\u00e1tica (ice) y espermatozoides congelables) y post-descongelaci\u00f3n (motilidad, viabilidad, morfolog\u00eda e ice), fertilidad y producci\u00f3n in vitro de blastocistos de esta raza criolla en la \u00e9poca lluviosa comparada con la \u00e9poca seca y con la raza ceb\u00fa brahman. para la investigaci\u00f3n se seleccionaron al azar 7 toros reproductores de la raza san martinero (sm) y 7 de la raza ceb\u00fa brahman. Los ejemplares se mantuvieron bajo pastoreo en brachiaria decumbens en el centro de investigaciones la libertad de corpoica. La evaluaci\u00f3n por \u00e9poca se realiz\u00f3 en sm tanto en per\u00edodo lluvioso como de sequ\u00eda y la evaluaci\u00f3n entre razas (sm y ceb\u00fa) \u00fanicamente se realiz\u00f3 en lluvias. Los muestreos y an\u00e1lisis seminales por toro en fresco se realizaron tres veces y post descongelaci\u00f3n 5 veces para evaluaci\u00f3n de calidad esperm\u00e1tica, fecundaci\u00f3n y producci\u00f3n in vitro de blastocistos. El an\u00e1lisis de la informaci\u00f3n se bas\u00f3 en modelos mixtos con medidas repetidas en el tiempo y en ecuaciones de predicci\u00f3n y an\u00e1lisis de componentes principales.  los resultados del estudio permitieron la generaci\u00f3n de los primeros mapas referenciales uni y bidimensionales de la raza san martinero y de la ceb\u00fa brahman caracterizados bajo las condiciones clim\u00e1ticas del tr\u00f3pico bajo colombiano.   los resultados obtenidos de los toros sm para la \u00e9poca de lluvias en t\u00e9rminos de indicadores de calidad esperm\u00e1tica, fecundaci\u00f3n in vitro y efecto en el desarrollo embrionario vistos en forma integrada permiten predecir la fertilidad in vivo. Los valores de estos indicadores no generaron grandes cambios entre la \u00e9poca seca o lluviosa, pero s\u00ed superaron a los indicadores de eficiencia reproductiva de toros reproductores de la raza ceb\u00fa brahman.   los cambios de las variables estudiadas que determinan la calidad esperm\u00e1tica de los toros por efecto de las prote\u00ednas plasm\u00e1ticas son respuesta de la participaci\u00f3n en forma de cl\u00faster que integra, bajo un modelo de predicci\u00f3n, prote\u00ednas con y sin cambios significativos y no en forma independiente. En este estudio reconocimos algunos modelos cuya asociaci\u00f3n explican en gran forma el comportamiento de las variables de calidad seminal (volumen seminal, concentraci\u00f3n, motilidad, viabilidad y morfolog\u00eda esperm\u00e1ticas), del ice y de la producci\u00f3n de espermatozoides congelables, en funci\u00f3n de la raza, la \u00e9poca clim\u00e1tica, o de acuerdo a si se trata de semen fresco o descongelado.  la investigaci\u00f3n realizada permiti\u00f3 identificar que el punto de prote\u00edna a2301, de de peso molecular 16.74 kda y pi 4.78, se asocia con los toros seleccionados como de mayor fertilidad, mientras que los puntos a4113 y a4119, de pesos moleculares 15.37 y 15.49 kda y pi de 5.38 y 5.15, respectivamente, se relacionaron con los toros de baja fertilidad. los resultados encontrados de la evaluaci\u00f3n de calidad esperm\u00e1tica del toro criollo sm y de participaci\u00f3n de las prote\u00ednas del plasma seminal estudiados entre \u00e9poca y comparado con la raza ceb\u00fa brahman muestran la superioridad del bovino criollo y se\u00f1alan a la prote\u00f3mica como una gran herramienta para la selecci\u00f3n de toros.  animal production in a tropical country like colombia is constrained, among other things, by adverse environmental factors such as temperature, relative humidity and high solar radiation throughout the year. In cattle production systems colombian landraces exists, such as san martinero, which has shown the best reproductive rates (fertility, birth, calving interval, etc..). To clarify the reason for its increased fertility, this research was done with the purpose of studying seminal plasma proteins and their association with indicators of sperm quality pre- (volume, concentration, motility, viability, morphology, sperm quality index (ice) and freezable sperm) and post-thaw (motility, viability, morphology and ice), fertility and in vitro production of blastocysts in this race creole during the rainy season compared to the dry season and to zebu brahman semen.  seven san martinero (sm) bulls and 7 zebu brahman were randomly selected for the research. The specimens were kept under grazing with brachiaria decumbens in the research center corpoica &quot;la libertad&quot;. The evaluation was conducted in sm both in the rainy and drought seasons and evaluation between races (sm and zebu) only took place in the rainy season. Sampling and quality assessment for bull fresh semen were performed three times; for post-thaw sperm, fertilization and in vitro blastocyst production, the evaluations were 5 times repeated. The data analysis was based on mixed models with repeated measures over time and predictive equations and principal component analysis.  the results of the study allowed the first generation and two-dimensional reference maps of seminal plasma proteins of san martinero and zebu brahman races characterized under tropical climatic conditions in colombia.  the results of the sm bulls for the rainy season in terms of indicators of sperm quality, fertilization and in vitro embryo development, showed in an integrated way, let predict the in vivo fertility. The values of these indicators did not produce major changes between the dry and rainy season, but outscored the reproductive efficiency indicators of breeding bulls of brahman zebu.  the changes of the studied variables that determine the sperm quality of the bulls by the effect of the plasma proteins are the response for their participation in a cluster manner and not in an independently manner, that integrates, under a prediction model, proteins with and without significant changes. In this study, some models were recognized whose association explains the behavior of variables that account for semen quality (seminal volume, concentration, motility, viability and sperm morphology), sqi and sperm production, depending on the race, the climatic season, or according to whether it was fresh or frozen-thawed sperm.  the investigation identified the protein point a2301, with molecular weight of 16.74 kda and pi 4.78, associated with bulls selected as those with higher fertility, while points a4113 and a4119, with molecular weight 15.49 15.37 kda and pi 5.38 and 5.15, respectively, were associated with low fertility bulls.  the results of the evaluation of native sm bull sperm quality and participation of seminal plasma proteins studied between seasons, and compared with zebu brahman cattle, show the superiority of san martinero and point to proteomics as a great tool for selecting of bulls.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Expresi\u00f3n prote\u00f3mica del plasma seminal del toro criollo san martinero y su relaci\u00f3n con la fertilidad y desarrollo embrionario in vitro en condiciones del tr\u00f3pico bajo colombiano<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Expresi\u00f3n prote\u00f3mica del plasma seminal del toro criollo san martinero y su relaci\u00f3n con la fertilidad y desarrollo embrionario in vitro en condiciones del tr\u00f3pico bajo colombiano <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Diana Patricia Barajas Pardo <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Murcia<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 08\/10\/2013<\/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>Jaime Antonio Cardozo Cerquera<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: william v. Holt <\/li>\n<li>angel Poto remacha (vocal)<\/li>\n<li>joaquin jeronimo Gadea mateos (vocal)<\/li>\n<li>Mar\u00eda teresa Mu\u00ed\u00f1o blanco (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Diana Patricia Barajas Pardo La producci\u00f3n animal en un pa\u00eds tropical como colombia se ve limitada, entre [&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":[3761,1927,8235],"tags":[64952,227304,171086,187770,28842,227305],"class_list":["post-114737","post","type-post","status-publish","format-standard","hentry","category-fisiologia-de-la-reproduccion","category-fisiologia-veterinaria","category-murcia","tag-angel-poto-remacha","tag-diana-patricia-barajas-pardo","tag-jaime-antonio-cardozo-cerquera","tag-joaquin-jeronimo-gadea-mateos","tag-maria-teresa-muino-blanco","tag-william-v-holt"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/114737","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=114737"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/114737\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=114737"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=114737"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=114737"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}