{"id":8856,"date":"1995-01-01T00:00:00","date_gmt":"1995-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/1995\/01\/01\/genes-de-sacarosa-sintasa-ss1-y-ss2-en-cebada-caracterizacion-de-promotores-y-expresion-diferencial\/"},"modified":"1995-01-01T00:00:00","modified_gmt":"1995-01-01T00:00:00","slug":"genes-de-sacarosa-sintasa-ss1-y-ss2-en-cebada-caracterizacion-de-promotores-y-expresion-diferencial","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/quimica\/genes-de-sacarosa-sintasa-ss1-y-ss2-en-cebada-caracterizacion-de-promotores-y-expresion-diferencial\/","title":{"rendered":"Genes de sacarosa sintasa ss1 y ss2 en cebada: caracterizacion de promotores y expresion diferencial."},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Martinez De Ilarduya Ruiz De Larramendi Oscar <\/strong><\/h2>\n<p>Sacarosa sintasa es un enzima vinculado a la degradacion de la sacarosa importada del floema en el endospermo en desarrollo. Aqui se describe el clonaje y secuenciacion del cdna de una variante no alelica del gen en cebada. Se ha realizado un estudio de la expresion diferencial de los dos genes en diferentes tejidos: ss1 se expresa en endospermo y, en menor medida, en hojas, raices, envueltas de la semilla y embrion en desarrollo. Ss1 se induce fuertemente por tratamiento con frio y en respuesta a acido salicilico. Ss2 se expresa mayoritariamente en endospermo en desarrollo. Se ha caracterizado funcionalmente el promotor de ss1 por estudios de expresion transitoria en protoplastos, retardos de electroforesis en gel y \u00abfootprinting\u00bb. Se ha identificado un motivo acgacaactgtcgt en este promotor, que es reconocido por factores proteicos del nucleo de celulas de endospermo. Se ha clonado y secuenciado un clon genomico de ss2 que presenta el promotor y los primeros exones e intrones del gen. Se han identificado diferentes repeticiones y motivos de otros promotores.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Genes de sacarosa sintasa ss1 y ss2 en cebada: caracterizacion de promotores y expresion diferencial.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Genes de sacarosa sintasa ss1 y ss2 en cebada: caracterizacion de promotores y expresion diferencial. <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Martinez De Ilarduya Ruiz De Larramendi Oscar <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Polit\u00e9cnica de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1995<\/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>Pilar Carbonero Zalduegui<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Tom\u00e1s Ruiz De Argueso <\/li>\n<li> Sanchez De La Hoz Pilar (vocal)<\/li>\n<li>Antonio Leyva Tejada (vocal)<\/li>\n<li>Mercedes Renobales Scheifler (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Martinez De Ilarduya Ruiz De Larramendi Oscar Sacarosa sintasa es un enzima vinculado a la degradacion 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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