{"id":33241,"date":"1997-07-11T00:00:00","date_gmt":"1997-07-11T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/manipulacion-de-los-niveles-de-calcio-intracelular-y-cinetica-de-secrecion-en-celulas-cromafines-bovinas\/"},"modified":"1997-07-11T00:00:00","modified_gmt":"1997-07-11T00:00:00","slug":"manipulacion-de-los-niveles-de-calcio-intracelular-y-cinetica-de-secrecion-en-celulas-cromafines-bovinas","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-vida\/manipulacion-de-los-niveles-de-calcio-intracelular-y-cinetica-de-secrecion-en-celulas-cromafines-bovinas\/","title":{"rendered":"Manipulacion de los niveles de calcio intracelular y cinetica de secrecion en celulas cromafines bovinas."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Victor Luis Izaguirre Pasquel <\/strong><\/h2>\n<p>Las celulas cromafines bovinas constituyen un modelo muy \u00fatil para el estudio de los mecanismos de secreci\u00f3n de neurotransmisores por exocitosis. la manipulaci\u00f3n de la cantidad de iones calcio que entran en la c\u00e9lula en respuesta a un est\u00edmulo despolarizante mediante cambios de la concentraci\u00f3n de calcio en el medio extracelular, bloqueo de los canales voltage dependientes y el uso de quelantes ex\u00f3genos; produce cambios significativos sobre el nivel de la concentraci\u00f3n de calcio intracelular; la amplitud de la respuesta secretora y el curso temporal de dicho proceso.  la cantidad de catecolaminas (ca) y atp secretados es mayor cuanto m\u00e1s alta es la concentraci\u00f3n de calcio que entra en la c\u00e9lula. El incremento de la cantidad de atp secretado se debe a una mayor contribuci\u00f3n del componente lento. el bloqueo de los canales de calcio de tipo l, n y p\/q disminuyen la cantidad de ca y atp secretados debido a una menor contribuci\u00f3n del componente lento y en el caso de los canales de tipo n y p\/q se debe tambi\u00e9n a una menor contribuci\u00f3n del componente r\u00e1pido. la disminuci\u00f3n de la concentraci\u00f3n de calcio intracelular produce un aumento de la velocidad de secreci\u00f3n de atp.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Manipulacion de los niveles de calcio intracelular y cinetica de secrecion en celulas cromafines bovinas.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Manipulacion de los niveles de calcio intracelular y cinetica de secrecion en celulas cromafines bovinas. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Victor Luis Izaguirre Pasquel <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Miguel hern\u00e1ndez de elche<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 07\/11\/1997<\/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>Valent\u00edn Ce\u00f1a Callejo<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Francisco Zaragoza garcia <\/li>\n<li>Luisa Ugedo urruela (vocal)<\/li>\n<li>Mar\u00eda  amor Hurle  gonzalez (vocal)<\/li>\n<li>julio Cortijo gimeno (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Victor Luis Izaguirre Pasquel Las celulas cromafines bovinas constituyen un modelo muy \u00fatil para el estudio de [&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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