{"id":78841,"date":"2018-03-09T23:24:35","date_gmt":"2018-03-09T23:24:35","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/caracterizacion-funcional-del-gen-vestigial-de-drosophila-melanogaster\/"},"modified":"2018-03-09T23:24:35","modified_gmt":"2018-03-09T23:24:35","slug":"caracterizacion-funcional-del-gen-vestigial-de-drosophila-melanogaster","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/quimica\/caracterizacion-funcional-del-gen-vestigial-de-drosophila-melanogaster\/","title":{"rendered":"Caracterizaci\u00f3n funcional del gen vestigial de drosophila melanogaster"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Luis Alberto Baena Lopez <\/strong><\/h2>\n<p>El desarrollo de los discos imaginales de drosophila es un modelo cl\u00e1sico para estudiar el crecimiento y la especificaci\u00f3n gen\u00e9tica de un \u00f3rgano. el crecimiento, el tama\u00f1o y la forma de un \u00f3rgano es el resultado de la coordinaci\u00f3n en patrones espec\u00edficos de diferentes procesos celulares (proliferaci\u00f3n celular, muerte celular y distribuci\u00f3n espacial de las c\u00e9lulas)  durante el desarrollo. A su vez, estos procesos celulares est\u00e1n \u00edntimamente relacionados con los mecanismos que definen la especificaci\u00f3n posicional. Sin embargo, la relaci\u00f3n entre los mecanismos de asiganci\u00f3n posicional y la expresi\u00f3n restringida de factores gen\u00e9ticos es poco conocida todav\u00eda.  vestigial (vg) es un gen esencial para el desarrollo del ala de drosophila. su funci\u00f3n se ha observado que es imprescindible para asignar la identidad diferencial a las c\u00e9lulas del ala y tambi\u00e9n es requerida para la supervivencia y proliferaci\u00f3n celular. Considerando estos precedentes se ha sugerido que su funci\u00f3n es suficiente para controlar el programa completo de desarrollo del ala en incluy\u00e9ndose dentro de la categor\u00eda de genes maestros. Sin embargo, en la tesis se muestra que la expresi\u00f3n ect\u00f3pica de vg s\u00f3lo es capaz de controlar ciertos aspectos de la diferenciaci\u00f3n del ala y tiene una fuerte dependencia del gen wingless para iniciar el programa de desarrollo correspondiente a las partes distales del ala. Estos resultados ponen en duda la existencia de genes capaces de iniciar y controlar el desarrollo completo de un \u00f3rgano, sugiriendo alternativamente que \u00e9ste depende de la acci\u00f3n combinada de m\u00faltiples genes.  en este trabajo tambi\u00e9n se muestra que la expresi\u00f3n de vg es heterog\u00e9nea a lo largo de los ejes de crecimiento (anterior-posterior y pr\u00f3ximo-distal) en las partes distales del ala. A su vez, la expresi\u00f3n heterog\u00e9nea de vg parece estar relacionada con el control aut\u00f3nomo y no aut\u00f3nomo de la proliferaci\u00f3n celular en las partes dista<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Caracterizaci\u00f3n funcional del gen vestigial de drosophila melanogaster<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Caracterizaci\u00f3n funcional del gen vestigial de drosophila melanogaster <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Luis Alberto Baena Lopez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Aut\u00f3noma de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 24\/02\/2006<\/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>bellido Garc\u00eda De Diego Antonio Garc\u00eda<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: jaume Bagu\u00f1a <\/li>\n<li>Miguel Torres (vocal)<\/li>\n<li>ernesto S\u00e1nchez-herrero arbide (vocal)<\/li>\n<li>Jos\u00e9 Luis Gomez skarmeta (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Luis Alberto Baena Lopez El desarrollo de los discos imaginales de drosophila es un modelo cl\u00e1sico para [&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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