{"id":133963,"date":"1997-01-01T00:00:00","date_gmt":"1997-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/analisis-y-caracterizacion-molecular-del-material-genetico-adyacente-a-la-region-nfe-contenido-en-el-plasmido-criptico-prmegr4b-de-rhizobium-meliloti-gr4\/"},"modified":"1997-01-01T00:00:00","modified_gmt":"1997-01-01T00:00:00","slug":"analisis-y-caracterizacion-molecular-del-material-genetico-adyacente-a-la-region-nfe-contenido-en-el-plasmido-criptico-prmegr4b-de-rhizobium-meliloti-gr4","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/quimica\/analisis-y-caracterizacion-molecular-del-material-genetico-adyacente-a-la-region-nfe-contenido-en-el-plasmido-criptico-prmegr4b-de-rhizobium-meliloti-gr4\/","title":{"rendered":"Analisis y caracterizacion molecular del material genetico adyacente a la region nfe: contenido en el plasmido criptico prmegr4b de rhizobium meliloti gr4."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Sanae Zekri <\/strong><\/h2>\n<p>1.- Los estudios de competitividad y eficiencia de nodulacion en la cepa rm2011 demuestran que la infectividad y competitividad determinadas por el plasmido prmnt40, en este fondo genetico, no son debidas exclusivamente a los genes nfe. Otros genes contenidos en el plasmido prmegr4b, clonados en prmnt40, estan implicados en el proceso.  2.- La cepa gr4 de r. Meliloti contiene genes adicionales implicados en la biosintesis de lisina y diaminopimelato, dapa y dapb, localizados en le prmegr4b: los experimentos de hibridacion que hemos realizado demuestran que estos genes tienen un origen evolutivo diferente a los, aun no carecterizados, genes implicados en esta ruta biosintetica y que deben de existir en las bacterias del genero rhizobium. La funcionalidad y el hecho de que los genes dapa y dapb, se transcriben tanto en el nodulo como en vida libre implica que deben conferirle a la cepa gr4 alguna ventaja bien en vida saprofitica y\/o en la interaccion simbiotica con alfalfa. 3.- La region de adn secuenciada del plasmido prmegr4b indica que este plasmido, y tal vez en general los plasmidos cripticos o no-psym de r. Meliloti, estan constituidos en gran medida por elementos moviles. 4.- Por primera vez se describe la presencia en rhizobium de un intron del grupo ii cuyo exito esta relacionado a la secuencia isrm2011-2.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Analisis y caracterizacion molecular del material genetico adyacente a la region nfe: contenido en el plasmido criptico prmegr4b de rhizobium meliloti gr4.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Analisis y caracterizacion molecular del material genetico adyacente a la region nfe: contenido en el plasmido criptico prmegr4b de rhizobium meliloti gr4. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Sanae Zekri <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Granada<\/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>Nicol\u00e1s Toro Garc\u00eda<\/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>Juan  Antonio Ocampo Bote (vocal)<\/li>\n<li>Antonio Palomares D\u00edaz (vocal)<\/li>\n<li>Eduardo Santero Santurino (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Sanae Zekri 1.- Los estudios de competitividad y eficiencia de nodulacion en la cepa rm2011 demuestran que [&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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