{"id":87530,"date":"2018-03-10T00:12:21","date_gmt":"2018-03-10T00:12:21","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/senales-de-calcio-globales-y-locales-en-las-celulas-del-islote-de-langerhans\/"},"modified":"2018-03-10T00:12:21","modified_gmt":"2018-03-10T00:12:21","slug":"senales-de-calcio-globales-y-locales-en-las-celulas-del-islote-de-langerhans","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-vida\/senales-de-calcio-globales-y-locales-en-las-celulas-del-islote-de-langerhans\/","title":{"rendered":"Se\u00f1ales de calcio globales y locales en las c\u00e9lulas del islote de langerhans"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Ivan Quesada Moll <\/strong><\/h2>\n<p>El calcio es un segundo mensajero que est\u00e1 implicado en la transducci\u00f3n de numerosas funciones celulares tales como la secreci\u00f3n. En el islote de langerhans la secreci\u00f3n hormonal controla la homeostasis de la glucosa en sangre y disfunciones del sistema degeran en la patolog\u00eda de las diabetes. en este trabajo se quiso estudiar el papel del ion calcio en dicha secreci\u00f3n tanto a nivel celular como subcelular. Para ello se utilizaron dos t\u00e9cnicas:  1,- mediante microscop\u00eda confocal convencional se procedi\u00f3 a analizar las se\u00f1ales de calcio para la secreci\u00f3n generadas por glucosa procedentes de c\u00e9lulas, alfa, beta y &#8212; del islote de langerhans inmunoidentificadas, as\u00ed como se estudiaron diferentes etapas de su proceso de acoplamiento est\u00edmulo-secreci\u00f3n de insulina, mientras que tal caracter\u00edstica no se da en las c\u00e9lulas alfa y &#8211;. En estas \u00faltimas la secreci\u00f3n tendr\u00eda lugar por reclutamiento de las c\u00e9lulas como elementos individuales.  2,- mediante microscop\u00eda confocal de detecci\u00f3n puntual se analizaron la presencia de gradientes de calcio submembranales cuya funci\u00f3n parece muy asociada a la secreci\u00f3n conservativa y con car\u00e1cter sostenido de las c\u00e9lulas del islote. Estos gradientes est\u00e1n modualdos por la acci\u00f3n de la glucosa.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Se\u00f1ales de calcio globales y locales en las c\u00e9lulas del islote de langerhans<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Se\u00f1ales de calcio globales y locales en las c\u00e9lulas del islote de langerhans <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Ivan Quesada Moll <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Miguel hern\u00e1ndez de elche<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 24\/11\/2000<\/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>Bernat Soria Escoms<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Antonio Garc\u00eda Garc\u00eda <\/li>\n<li>Jos\u00e9 L\u00f3pez barneo (vocal)<\/li>\n<li>Javier Garc\u00eda sancho (vocal)<\/li>\n<li>cristina Ripoll orts (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Ivan Quesada Moll El calcio es un segundo mensajero que est\u00e1 implicado en la transducci\u00f3n de numerosas [&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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