{"id":30632,"date":"2004-09-06T00:00:00","date_gmt":"2004-09-06T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-de-la-expresion-de-c-fos-durante-el-cambio-de-contexto-en-estructuras-troncoencefalicas-y-diencefalicas-proyectadas-por-el-nucleus-incertus\/"},"modified":"2004-09-06T00:00:00","modified_gmt":"2004-09-06T00:00:00","slug":"estudio-de-la-expresion-de-c-fos-durante-el-cambio-de-contexto-en-estructuras-troncoencefalicas-y-diencefalicas-proyectadas-por-el-nucleus-incertus","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/cardenal-herrera-ceu\/estudio-de-la-expresion-de-c-fos-durante-el-cambio-de-contexto-en-estructuras-troncoencefalicas-y-diencefalicas-proyectadas-por-el-nucleus-incertus\/","title":{"rendered":"Estudio de la expresion de c fos durante el cambio de contexto en estructuras troncoencefalicas y diencefalicas proyectadas por el nucleus incertus."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Jorge  Miguel Barcia Gonzalez <\/strong><\/h2>\n<p>En experiencias de condicionamiento pavloviano el contexto desempe\u00f1a un importante papel para que se den ciertos tipos de condicionamiento. De hecho los animales que reciben una descarga el\u00e9ctrica asociada a un tono inmediatamente a la introducci\u00f3n en la caja de condicionamiento (contexto) no son capaces de condicionarse ni al contexto ni al tono. En nuestro laboratorio observamos que las ratas que eran sobre-expuestas  al contexto (toda la noche) ,donde se llevar\u00eda a cabo el condicionamiento, no eran capaces de condicionarse ni al contexto ni al tono. M\u00e1s a\u00fan, no eran capaces ni de reaccionar a la descarga. Debido a que el contexto \u00c2\u00bfper se\u00c2\u00bf desencadena una activaci\u00f3n del comportamiento exploratorio, que implica actividad del ritmo theta en hipocampo, y al posible papel del nucleus incertus en la regulaci\u00f3n de un amplio n\u00famero de n\u00facleos, que podr\u00edan participar en la regulaci\u00f3n de la ritmicidad de theta en hipocampo (goto et al. 2001; olucha et al., 2003). El presente trabajo se dirige a investigar si el cambio de contexto, siendo este cambio a un contexto conocido, es capaz de producir alg\u00fan cambio de actividad a nivel neuronal respecto a los individuos control, que permanecen siempre en un mismo contexto. Dicha activaci\u00f3n es analizada por medio de la expresi\u00f3n del gen c-fos en diferentes n\u00facleos: nucleus incertus, sustancia gris periacueductal, n\u00facleos de la hab\u00e9nula, n\u00facleo laterodorsal tegmental, n\u00facleo supramamilar, n\u00facleo interpeduncular y rafe mediano. N\u00facleo todos ellos relacionados bidireccionalmente con el nucleus incertus.  el cambio de contexto produce un aumento significativo de la expresi\u00f3n de c-fos en el nucleus incertus (pars compacta), columna dorsomedial (dmpag), columna dorsolateral (dlpag), n\u00facleo lateral-medial de la hab\u00e9nula (lhbm), n\u00facelo medial de la hab\u00e9nula (mhb), n\u00facleo laterodorsal tegmental (ldtg), n\u00facleo interpeduncular (subdivisi\u00f3n rostral) (ipr) y n\u00facleo supramamilar (sum).<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Estudio de la expresion de c fos durante el cambio de contexto en estructuras troncoencefalicas y diencefalicas proyectadas por el nucleus incertus.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Estudio de la expresion de c fos durante el cambio de contexto en estructuras troncoencefalicas y diencefalicas proyectadas por el nucleus incertus. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Jorge  Miguel Barcia Gonzalez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Cardenal herrera-ceu<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 09\/06\/2004<\/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>Francisco Olucha Bordonau<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Francisco Mart\u00ednez soriano <\/li>\n<li>alfonso Valverde navarro (vocal)<\/li>\n<li>Francisco Bosch morell (vocal)<\/li>\n<li>pedro Roldan badia (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Jorge Miguel Barcia Gonzalez En experiencias de condicionamiento pavloviano el contexto desempe\u00f1a un importante papel para que 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