{"id":36124,"date":"1998-01-01T00:00:00","date_gmt":"1998-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/localizacion-cromosomica-de-los-loci-bovinos-steel-extension-y-aguti\/"},"modified":"1998-01-01T00:00:00","modified_gmt":"1998-01-01T00:00:00","slug":"localizacion-cromosomica-de-los-loci-bovinos-steel-extension-y-aguti","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-vida\/localizacion-cromosomica-de-los-loci-bovinos-steel-extension-y-aguti\/","title":{"rendered":"Localizacion cromosomica de los loci bovinos \u00absteel, extension y aguti\u00bb."},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Belanche Lucea Jos\u00e9 Ignacio <\/strong><\/h2>\n<p>Localizamos los loci \u00absteel y extension\u00bb en los cromosomas bovinos 5 y 18, respectivamente. En las mismas regiones sint\u00e9nicas en las que estos mismos loci han sido localizados en las especies mur\u00ednica y humana.  el hecho de no haber logrado una amplificaci\u00f3n del locus \u00abaguti\u00bb en la secuencia bovina, implica que esta secuencia es muy distinta de la humana y de la mur\u00ednica.  esto nos hace pensar que la funci\u00f3n del gen \u00abaguti\u00bb en el vacuno puede ser muy diferente a la que posee en el hombre y en el rat\u00f3n.  existe una importante relaci\u00f3n entre la enfermedad de la novilla blanca o \u00abwhite heifer disease\u00bb y el fenotipo de color blanco de las razas bovinas que segregan el locus \u00abruan\u00bb.  el locus \u00absteel\u00bb, localizado en el mismo cromosoma bovino que el gen \u00abruan\u00bb, responsable del trimorfismo de la coloraci\u00f3n de la capa en las razas bovinas blanca azul belga y shorthorn.  el trimorfismo en la raza blanca azul belga se explica por la interacci\u00f3n del gen \u00abruan\u00bb, responsable del trimorfismo de la coloraci\u00f3n de la capa, con dos alelos codominantes, el cual es epist\u00e1tico sobre el gen dominante \u00abextensi\u00f3n\u00bb, incorporado a esta raza por los cont\u00ednuos aportes del vacuno holand\u00e9s.  en las muestras que hemos analizado pertenecientes al pedigr\u00ed \u00absart-tilman\u00bb, observamos un polimorfismo en los animales que poseen diferentes coloraci\u00f3n de la capa, dentro de la secuencia del locus bovino \u00abextension\u00bb.  candidato propuesto junto con el locus \u00absteel\u00bb como uno de los genes determinantes de la enfermedad de la novilla blanca o \u00abwhite heifer disease\u00bb.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Localizacion cromosomica de los loci bovinos \u00absteel, extension y aguti\u00bb.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Localizacion cromosomica de los loci bovinos \u00absteel, extension y aguti\u00bb. <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Belanche Lucea Jos\u00e9 Ignacio <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Zaragoza<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1998<\/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>Bego\u00f1a Martinez Jarreta<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Mar\u00eda Castellano Arroyo <\/li>\n<li>Ana Arana Navarro (vocal)<\/li>\n<li>Rafael Hinojal Fonseca (vocal)<\/li>\n<li>Gustavo Maria Levrino (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Belanche Lucea Jos\u00e9 Ignacio Localizamos los loci \u00absteel y extension\u00bb en los cromosomas bovinos 5 y 18, [&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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