{"id":35815,"date":"1998-01-01T00:00:00","date_gmt":"1998-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/una-primera-aproximacion-a-la-hipotesis-del-estres-oxidativo-como-mecanismo-inductor-de-aneuploidia\/"},"modified":"1998-01-01T00:00:00","modified_gmt":"1998-01-01T00:00:00","slug":"una-primera-aproximacion-a-la-hipotesis-del-estres-oxidativo-como-mecanismo-inductor-de-aneuploidia","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-vida\/una-primera-aproximacion-a-la-hipotesis-del-estres-oxidativo-como-mecanismo-inductor-de-aneuploidia\/","title":{"rendered":"Una primera aproximacion a la hipotesis del estres oxidativo como mecanismo inductor de aneuploidia."},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Vendrell Monton Francisco Javier <\/strong><\/h2>\n<p>La presente tesis doctoral tiene como objetivo estudiar el efecto del estr\u00e9s oxidativo y el posible papel protector de los antioxidantes sobre la distribuci\u00f3n de los cromosomas, la organizaci\u00f3n estructural del huso acrom\u00e1tico y la segregaci\u00f3n de cromosomas. Los resultados experimentales demuestran que el estr\u00e9s oxidativo inducido experimentalmente por el hidroper\u00f3xido terciario de butilo (tbh) durante la maduraci\u00f3n in vitro de ovocitos de rat\u00f3n da lugar a un agrupamiento y dispersi\u00f3n de los cromosomas en mii, reducci\u00f3n de la longitud y anchura de los husos mei\u00f3ticos i y ii, e inducci\u00f3n de aneuploid\u00eda en ovocitos en mii. Las alteraciones en la distribuci\u00f3n de los cromosomas provocadas por el estr\u00e9s oxidativo inducido por la diamida durante la maduraci\u00f3n in vitro de ovocitos de rat\u00f3n pueden contrarrestarse o neutralizarse mediante la acci\u00f3n de un agente reductor de puentes disulfuro como el dtt. La suplementaci\u00f3n de la dieta con una mezcla de vitamina c y e neutraliza las alteraciones asociadas con la edad materna en la distribuci\u00f3n de los cromosomas en el huso acrom\u00e1tico de la segunda divisi\u00f3n mei\u00f3tica y en la segregaci\u00f3n cromos\u00f3mica durante la primera divisi\u00f3n mei\u00f3tica.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Una primera aproximacion a la hipotesis del estres oxidativo como mecanismo inductor de aneuploidia.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Una primera aproximacion a la hipotesis del estres oxidativo como mecanismo inductor de aneuploidia. <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Vendrell Monton Francisco Javier <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Universitat de val\u00e9ncia (estudi general)<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1998<\/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> Tarin Folgado Juan  Jose<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Miguel Tortajada Martinez <\/li>\n<li>Josep Santalo Pedro (vocal)<\/li>\n<li>Guillermo Saez Tormo (vocal)<\/li>\n<li>Eduardo Rold\u00e1n Schuth (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Vendrell Monton Francisco Javier La presente tesis doctoral tiene como objetivo estudiar el efecto del estr\u00e9s oxidativo [&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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