{"id":135550,"date":"1997-01-01T00:00:00","date_gmt":"1997-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/proteolisis-durante-el-desarrollo-y-la-germinacion-de-trigo-triticum-aestivum\/"},"modified":"1997-01-01T00:00:00","modified_gmt":"1997-01-01T00:00:00","slug":"proteolisis-durante-el-desarrollo-y-la-germinacion-de-trigo-triticum-aestivum","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/quimica\/proteolisis-durante-el-desarrollo-y-la-germinacion-de-trigo-triticum-aestivum\/","title":{"rendered":"Proteolisis durante el desarrollo y la germinacion de trigo (triticum aestivum)."},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Dominguez Del Toro Fernando <\/strong><\/h2>\n<p>Se ha puesto a punto un metodo de deteccion de endoproteasas por tincion de actividad en gel. Con este metodo se han identificado mas de 30 endoproteasas que participan en los procesos de desarrollo y germinacion de la semilla de trigo. La mayor parte de las endoproteasas que participan durante el desarrollo son serin-proteasas neutras, y no se localizan en el endospermo de reserva.  las que participan en la germinacion se sintetizan en el escutelo y la capa de aleurona y se secretan al endospermo de reserva. Entre estas hay un grupo de tiol-proteasas acidas cuya sintesis en capas de aleurona esta regulada por giberelinas. Las giberelinas coordinan en el espacio y en el tiempo la sintesis y secrecion de proteasas con la acidificacion del endospermo, la degradacion de reservas y la muerte celular de la capa de aleurona. Tres tiol-proteasas, denominadas ep28, ep55 y ep33, purificadas de semillas de trigo en germinacion, participan en la degradacion de las gliadinas (proteinas de reserva de trigo) a un ph acido y en presencia de agentes reductores. Dos genes cuya expresion es propia de la germinacion, la carboxipeptidasa iii y la tiol-proteasa analoga a la catepsina b de mamiferos, se expresan durante el desarrollo en el tejido nucelar de la semilla de trigo, y no en la aleurona.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Proteolisis durante el desarrollo y la germinacion de trigo (triticum aestivum).<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Proteolisis durante el desarrollo y la germinacion de trigo (triticum aestivum). <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Dominguez Del Toro Fernando <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Sevilla<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/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>Francisco Javier Cejudo Fern\u00e1ndez<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal:  Vega Piqueres Jos\u00e9 M. <\/li>\n<li>Juan Carbonell Gisbert (vocal)<\/li>\n<li>Victoriano Valpuesta Fernandez (vocal)<\/li>\n<li>Juan  Baustista Jordano Fraga (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Dominguez Del Toro Fernando Se ha puesto a punto un metodo de deteccion de endoproteasas por tincion [&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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