{"id":86999,"date":"2018-03-10T00:11:43","date_gmt":"2018-03-10T00:11:43","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-de-la-expresion-de-cd44-en-procesos-preneoplasicos-y-neoplasicos-de-esofago-estomago-y-pancreas\/"},"modified":"2018-03-10T00:11:43","modified_gmt":"2018-03-10T00:11:43","slug":"estudio-de-la-expresion-de-cd44-en-procesos-preneoplasicos-y-neoplasicos-de-esofago-estomago-y-pancreas","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-medicas\/estudio-de-la-expresion-de-cd44-en-procesos-preneoplasicos-y-neoplasicos-de-esofago-estomago-y-pancreas\/","title":{"rendered":"Estudio de la expresi\u00f3n de cd44 en procesos preneopl\u00e1sicos y neopl\u00e1sicos de esofago, estomago y p\u00e1ncreas"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Eva Castella Fern\u00e1ndez <\/strong><\/h2>\n<p>El objetivo de la tesis es la determinaci\u00f3n de la expresi\u00f3n de la familia de mol\u00e9culas de cd44 en  los procesos preneopl\u00e1sicos y neopl\u00e1sicos del es\u00f3fago, est\u00f3mago y p\u00e1ncreas. Los resultados demuestran que:  a cd44s y cd44v3 posiblemente est\u00e9n relacionados con la carcinog\u00e9nesis del carcinoma escamoso y adenocarcinoma de es\u00f3fago mediante su intervenci\u00f3n en la presentaci\u00f3n de factores de crecimiento a los receptores de membrana de las c\u00e9lulas en que se originan estos tumores.  b en cuanto al p\u00e1ncreas, mientras que cd44s se expresa en tejidos tumorales y no tumorales, cd44v6 se expresa en adenocarcinomas y es negativo en tejido normal o inflamado. No hay diferencias estad\u00edsticamente significativas entre la expresi\u00f3n de cd44v6 en adenocarcinomas metast\u00e1sicos y no metast\u00e1sicos, por lo que no parece que esta mol\u00e9cula sea decisiva en la diseminaci\u00f3n metast\u00e1sica del adenocarcinoma de p\u00e1ncreas.  c cd44s, cd44v5 y cd44v6 se expresan en mucosa g\u00e1strica normal, metapl\u00e1sica y neopl\u00e1sica. Cd44v6 se expresa con mayor frecuencia en met\u00e1stasis ganglionares de adenocarcinomas de tipo intestinal que en las de tipo difuso, lo cual sugiere una v\u00eda de diseminaci\u00f3n metast\u00e1sica distinta en los dos tipos histol\u00f3gicos de adenocarcinoma g\u00e1strico.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Estudio de la expresi\u00f3n de cd44 en procesos preneopl\u00e1sicos y neopl\u00e1sicos de esofago, estomago y p\u00e1ncreas<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Estudio de la expresi\u00f3n de cd44 en procesos preneopl\u00e1sicos y neopl\u00e1sicos de esofago, estomago y p\u00e1ncreas <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Eva Castella Fern\u00e1ndez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Aut\u00f3noma de barcelona<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 20\/10\/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>Aurelio Ariza Fern\u00e1ndez<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Francisco javier Pardo mind\u00e1n <\/li>\n<li>albert Abad esteve (vocal)<\/li>\n<li>socorro Razquin lizarraga (vocal)<\/li>\n<li>marcos Isamat riviere (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Eva Castella Fern\u00e1ndez El objetivo de la tesis es la determinaci\u00f3n de la expresi\u00f3n de la familia [&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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