{"id":140162,"date":"2026-01-12T17:52:04","date_gmt":"2026-01-12T17:52:04","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/el-control-del-desarrollo-embrionario-del-oido-interno-por-las-oncoproteinas-int-2-fos-jun-y-myb\/"},"modified":"2026-01-12T17:52:04","modified_gmt":"2026-01-12T17:52:04","slug":"el-control-del-desarrollo-embrionario-del-oido-interno-por-las-oncoproteinas-int-2-fos-jun-y-myb","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/quimica\/el-control-del-desarrollo-embrionario-del-oido-interno-por-las-oncoproteinas-int-2-fos-jun-y-myb\/","title":{"rendered":"El control del desarrollo embrionario del oido interno por las oncoproteinas int-2, fos, jun y myb."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Yolanda Leon Alvarez <\/strong><\/h2>\n<p>En este trabajo se presentan los resultados obtenidos en el estudio de las oncoproteinas int-2, fos, jun y myb, y su papel en el control del desarrollo embrionario del oido interno del embrion de pollo. La oncoproteina int-2 tiene un peso molecular de 27 kd, localizandose en el tubo nervioso romboencefalico durante la induccion otica y la inhibicion de su expresion determina la inhibicion de la formacion de la vesicula otica. Se sugiere que int-2 puede constituir un componente critico de la se\u00f1al inductora del oido interno. Fos y jun se expresan de forma transitoria durante el desarrollo normal del otocisto. La expresion de estas proteinas se induce por factores de crecimiento y su supresion determina la inhibicion de la proliferacion celular de la vesicula otica, lo que indica que constituyen elementos necesarios para la proliferacion celular del otocisto. La oncoproteina myb se detecta en la placoda otica en desarrollo entre los estadios 14 y 18, coincidiendo en el tiempo con la formacion del ganglio cocleovestibular. Su expresion en otras placodas ectodermicas sugiere que la expresion de myb puede estar asociada a la neurogenesis temprana de las poblaciones sensoriales de los ganglios craneales de origen placodial.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>El control del desarrollo embrionario del oido interno por las oncoproteinas int-2, fos, jun y myb.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 El control del desarrollo embrionario del oido interno por las oncoproteinas int-2, fos, jun y myb. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Yolanda Leon Alvarez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Valladolid<\/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>Fernando Gir\u00e1ldez Orgaz<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Benito Herreros Fernandez <\/li>\n<li>Miguel Quintanilla Avila (vocal)<\/li>\n<li>Pedro Gomez Bosque (vocal)<\/li>\n<li>Luis Mar\u00eda Gil Carcedo Garc\u00eda (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Yolanda Leon Alvarez En este trabajo se presentan los resultados obtenidos en el estudio de las oncoproteinas [&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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