{"id":12986,"date":"2018-03-09T08:59:05","date_gmt":"2018-03-09T08:59:05","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/adaptacion-en-la-expresion-de-c-fos-en-el-cerebro-y-en-la-conducta-de-ratas-machos-expuestas-a-estres-social\/"},"modified":"2018-03-09T08:59:05","modified_gmt":"2018-03-09T08:59:05","slug":"adaptacion-en-la-expresion-de-c-fos-en-el-cerebro-y-en-la-conducta-de-ratas-machos-expuestas-a-estres-social","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/psicologia\/adaptacion-en-la-expresion-de-c-fos-en-el-cerebro-y-en-la-conducta-de-ratas-machos-expuestas-a-estres-social\/","title":{"rendered":"Adaptaci\u00f3n en la expresi\u00f3n de c-fos en el cerebro y en la conducta de ratas machos expuestas a estr\u00e9s social."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Angels Calvo Torrent <\/strong><\/h2>\n<p>La confrontaci\u00f3n intraespec\u00edfica entre ratas machos representa un forma biol\u00f3gicamente relevante de estr\u00e9s social, siendo utilizada en el laboratorio como modelo de estr\u00e9s y sus patolgo\u00edas derivadas. En esta tesis se ha estudiado el patr\u00f3n de adaptaci\u00f3n al estr\u00e9s social repetido en la actividad cerebral, la conducta y la respuesta hormonal (corticosterona y testosterona). Para ello, se expuso a ratas machos a una experiencia de estr\u00e9s social inducido por una derrota diaria durante, 1,2,5,10 \u00f3 20 d\u00edas consecutivos. Una hora despu\u00e9s de la \u00faltima experiencia, se obtuvieron muestras de sangre para la determianci\u00f3n hormonal y se extrajo el cerebro de los animales para un procesado inmunocitoqu\u00edmico en el que se determin\u00f3 la expresi\u00f3n del gen c-fos mediante el marcaje de la prote\u00edna fos. Los resultados muestran que el estr\u00e9s social produce una inhibici\u00f3n conductual que se mantiene a lo largo de las repetidas exposiciones. El patr\u00f3n de adaptaci\u00f3n de la actividad cerebral al estr\u00e9s social var\u00eda en funci\u00f3n de las \u00e1reas, mostrando algunas habitaci\u00f3n. (P. Ejem. Septum lateral, \u00e1rea hipotal\u00e1mica lateral, am\u00edgdala cortical central), mientras que otras no se habituan (sustancia gris periacueductal, n\u00facleos del rafe), o se muestran activas con la exposici\u00f3n repetida (am\u00edgdala medial, locus coeruleus, \u00e1rea tegmental ventral). Estos resultados son discutidos en relaci\u00f3n a la literatura existente acerca de los circuitos cerebrales implicados en la respuesta al estr\u00e9s y el sistema monoamin\u00e9rigco (dopamin\u00e9rgico, serotn\u00e9rgico y noradren\u00e9rgico) con el que se relacionan estas \u00e1reas cerebrales. Finalmente, el an\u00e1lisis hormonal revel\u00f3 una alteraci\u00f3n de los niveles basales de la corticosterona por no de la testosterona, indicando que el estr\u00e9s social repetido produce una alteraci\u00f3n del sistema hipot\u00e1lamo-hip\u00f3fiso-adrenal, mientras que no afecta el sistema hipot\u00e1lamo-hip\u00f3fiso-gonadal.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Adaptaci\u00f3n en la expresi\u00f3n de c-fos en el cerebro y en la conducta de ratas machos expuestas a estr\u00e9s social.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Adaptaci\u00f3n en la expresi\u00f3n de c-fos en el cerebro y en la conducta de ratas machos expuestas a estr\u00e9s social. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Angels Calvo Torrent <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Universitat de val\u00e9ncia (estudi general)<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 27\/09\/2001<\/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>Manuela Mart\u00ednez Ortiz<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: vicente Sim\u00f3n p\u00e9rez <\/li>\n<li>ignacio Morgado bernal (vocal)<\/li>\n<li>ar\u00e1nzazu Azpiroz s\u00e1nchez (vocal)<\/li>\n<li>Francisco Olucha bordonau (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Angels Calvo Torrent La confrontaci\u00f3n intraespec\u00edfica entre ratas machos representa un forma biol\u00f3gicamente relevante de estr\u00e9s social, [&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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