{"id":119784,"date":"2023-01-04T07:24:21","date_gmt":"2023-01-04T07:24:21","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/liberacion-de-elevado-a-3-h-noradrenalina-por-farmacos-bloqueantes-de-la-conductancia-al-potasio\/"},"modified":"2023-01-04T07:24:21","modified_gmt":"2023-01-04T07:24:21","slug":"liberacion-de-elevado-a-3-h-noradrenalina-por-farmacos-bloqueantes-de-la-conductancia-al-potasio","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-medicas\/liberacion-de-elevado-a-3-h-noradrenalina-por-farmacos-bloqueantes-de-la-conductancia-al-potasio\/","title":{"rendered":"Liberacion de elevado a 3 h-noradrenalina por farmacos bloqueantes de la conductancia al potasio."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Carmen Mar\u00eda Gonzalez Garcia <\/strong><\/h2>\n<p>En esta tesis doctoral se estudia el efecto de tetraetilamonio (tea) y 4-aminopiridina (4-ap) sobre la liberacion espontanea de catecolaminas (ca) de terminaciones nerviosas noradrenergicas y de la celula cromafin. En las terminaciones nerviosas noradrenergicas, tanto el tea como la 4-ap incrementan la liberacion espontanea de na en forma dosis-dependiente; dicha secrecion fue independiente de la presencia de calcio en el medio extracelular, no afectandose por tetrodotoxina o elevadas concentraciones de magnesio extracelular. La secrecion evocada por tea y 4-ap en terminaciones nerviosas fue estrictamente dependiente de la presencia de bicarbonato en el medio extracelular.  en la medula adrenal, en cambio, la secrecion inducida por tea fue calcio-dependiente, se antagonizo por alto magnesio y fue independiente de la presencia de bicarbonato. La 4-ap no fue capaz de liberar.  mientras en la adrenal, la liberacion de ca evocada por estos farmacos puede explicarse al conocido efecto de bloqueo de la conductancia al k elevado a +, en terminaciones nerviosas debe existir ademas otro mecanismo de accion.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Liberacion de elevado a 3 h-noradrenalina por farmacos bloqueantes de la conductancia al potasio.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Liberacion de elevado a 3 h-noradrenalina por farmacos bloqueantes de la conductancia al potasio. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Carmen Mar\u00eda Gonzalez Garcia <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Aut\u00f3noma de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1985<\/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>Alberto Sols Garcia<\/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>Jos\u00e9 Miguel Lopez Novoa (vocal)<\/li>\n<li>Juan  Jos\u00e9 Arag\u00f3n Reyes (vocal)<\/li>\n<li>  (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Carmen Mar\u00eda Gonzalez Garcia En esta tesis doctoral se estudia el efecto de tetraetilamonio (tea) y 4-aminopiridina [&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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