{"id":61161,"date":"2018-03-09T22:48:58","date_gmt":"2018-03-09T22:48:58","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/organizacion-morfologica-y-citogenetica-del-hipotalamo-del-pollo-sobre-base-de-mapas-moleculares\/"},"modified":"2018-03-09T22:48:58","modified_gmt":"2018-03-09T22:48:58","slug":"organizacion-morfologica-y-citogenetica-del-hipotalamo-del-pollo-sobre-base-de-mapas-moleculares","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/vertebrados\/organizacion-morfologica-y-citogenetica-del-hipotalamo-del-pollo-sobre-base-de-mapas-moleculares\/","title":{"rendered":"Organizaci\u00f3n morfol\u00f3gica y citogen\u00e9tica del hipot\u00e1lamo del pollo sobre base de mapas moleculares"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Sylvia Bardet <\/strong><\/h2>\n<p>Esta tesis doctoral se centra en el estudio de la expresi\u00f3n de genes relevantes en el desarrollo del hipot\u00e1lamo de pollo, enmarc\u00e1ndolos en un nuevo modelo segmentario de esta parte del cerebro. Se ha reexaminado los conceptos preexistentes sobre segmentaci\u00f3n del dienc\u00e9falo embrionario (von kuppfer, 1906, rendahl 1924, bergquist, 1932, k\u00ed\u00a4llen 1951, 1959, vaage 1969, keyser 1972, puelles y rubenstein, 2003). Una importante causa de discrepancia entre estos autores resid\u00eda en la dificultad para definir el eje longitudinal neural y determinar su extremo rostral exacto en el prosenc\u00e9falo secundario (la parte m\u00e1s rostral del prosenc\u00e9falo, donde se forman el hipot\u00e1lamo, las ves\u00edculas \u00f3pticas y las ves\u00edculas telencef\u00e1licas). Al basarnos en el estudio de numerosos marcadores moleculares, tales como factores de transcripci\u00f3n (shh, dlx, nkx2.1, nkx2.2, sim1, otp, &#8230;), Neuropeptidos indicativos de diferenciaci\u00f3n neuronal (mt, vt, ss, &#8230;) Y otros (calbindina, &#8230;), En diferentes etapas del desarrollo embrionario y postnatal, obtenemos numerosos datos nuevos \u00fatiles para precisar cu\u00e1les son los l\u00edmites de las diversas subdivisiones dorsoventrales y anteroposteriores del hipot\u00e1lamo, con implicaciones sobre la dimensi\u00f3n axial. Generamos una visi\u00f3n actualizada de la segmentaci\u00f3n del prosenc\u00e9falo secundario, que quedaba sin resolver en el modelo prosom\u00e9rico de 2003 (puelles y rubenstein). Hemos observado un patr\u00f3n g\u00e9nico de subdivisi\u00f3n dorso-ventral del hipot\u00e1lamo que permite insertar en un contexto abierto a la explicaci\u00f3n causal tanto las poblaciones clasicamente conocidas del hipot\u00e1lamo, como algunas otras poblaciones reci\u00e9n identificadas por nosotros, que incluyen varias poblaciones que migran tangencialmente. El desarrollo del hipot\u00e1lamo ocurre bajo la influencia inductora de la notocorda y la placa precordal, as\u00ed como de otros centros de se\u00f1alizaci\u00f3n rostromedianos (cresta anterior de la placa, endodermo anterior, adenohip\u00f3fisis, bolsa de<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Organizaci\u00f3n morfol\u00f3gica y citogen\u00e9tica del hipot\u00e1lamo del pollo sobre base de mapas moleculares<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Organizaci\u00f3n morfol\u00f3gica y citogen\u00e9tica del hipot\u00e1lamo del pollo sobre base de mapas moleculares <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Sylvia Bardet <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Murcia<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 31\/10\/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>Luis Puelles<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Luis Miguel Garc\u00eda segura <\/li>\n<li>salvador Mart\u00ednez p\u00e9rez (vocal)<\/li>\n<li>carmen D\u00edaz delgado (vocal)<\/li>\n<li>eduardo De puelles Martinez de la torre (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Sylvia Bardet Esta tesis doctoral se centra en el estudio de la expresi\u00f3n de genes relevantes en [&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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