{"id":72333,"date":"2018-03-09T23:17:06","date_gmt":"2018-03-09T23:17:06","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/permeabilidad-y-modulacion-por-calcio-de-los-receptores-nicotinicos-a7-y-a3b4-expresados-en-ovocitos-de-xenopus\/"},"modified":"2018-03-09T23:17:06","modified_gmt":"2018-03-09T23:17:06","slug":"permeabilidad-y-modulacion-por-calcio-de-los-receptores-nicotinicos-a7-y-a3b4-expresados-en-ovocitos-de-xenopus","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-vida\/permeabilidad-y-modulacion-por-calcio-de-los-receptores-nicotinicos-a7-y-a3b4-expresados-en-ovocitos-de-xenopus\/","title":{"rendered":"Permeabilidad y modulacion por calcio de los receptores nicotinicos a7 y a3b4 expresados en ovocitos de xenopus"},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Gonzalez Rubio Juan a Mar\u00eda <\/strong><\/h2>\n<p>El receptor nicot\u00ednico de acetilcolina es una estructura ampliamente distribu\u00edda a nivel del sistema nerviosos central y periferico, que est\u00e1 implicado en numerosos procesos fisiol\u00f3gicos importantes para el organismo. Sin embargo, en los \u00faltomos a\u00f1os se ha demostrado su implicaci\u00f3n en diferentes patotog\u00eda que cobran especial importancia en la sociedad occidental como son las demencias (alzheimer, parkinson, etc).  en esta tesis se ha realizado un estudio de una de las caracteristicas m\u00e1s llamativas de estos receptores, como es su permeabilidad a ca2+, utilizando como modelo celular los receptores nicotinicos que se expresan en la celula cromafin bovina, mediante su expresi\u00f3n en ovocitos de xenopus laevis.  a partir de los resultados obtendos, se puede concluir que los receptores nicot\u00ednicos bovinos expresados en ovocitos son sumamente permeables a ca2+. adem\u00e1s, diferentes concentraciones de este cati\u00f3n regulan la actividad de este receptor nicotinico de manera positiva, incrementando su pico de corriente y la carga que pasa a trav\u00e9s del receptor tras su activaci\u00f3n.  la incorporaci\u00f3n de la subunidad a5 al receptor heterom\u00e9rico a3b4 provoca cambios significativos en la permeabilidad a ca2+ descrita para este receptor.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Permeabilidad y modulacion por calcio de los receptores nicotinicos a7 y a3b4 expresados en ovocitos de xenopus<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Permeabilidad y modulacion por calcio de los receptores nicotinicos a7 y a3b4 expresados en ovocitos de xenopus <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Gonzalez Rubio Juan a Mar\u00eda <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Aut\u00f3noma de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 18\/01\/2005<\/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 Gand\u00eda Juan<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: pedro S\u00e1nchez Garc\u00eda <\/li>\n<li>Manuel Criado herrero (vocal)<\/li>\n<li>carmen Montiel l\u00f3pez (vocal)<\/li>\n<li> Sala merchan Francisco Luis (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Gonzalez Rubio Juan a Mar\u00eda El receptor nicot\u00ednico de acetilcolina es una estructura ampliamente distribu\u00edda a nivel [&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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