{"id":145291,"date":"1993-01-01T00:00:00","date_gmt":"1993-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/caracterizacion-de-un-determinante-genetico-de-fusarium-oxysporum-que-confiere-resistencia-a-tricotecenos-en-saccharomyces-cerevisiae\/"},"modified":"1993-01-01T00:00:00","modified_gmt":"1993-01-01T00:00:00","slug":"caracterizacion-de-un-determinante-genetico-de-fusarium-oxysporum-que-confiere-resistencia-a-tricotecenos-en-saccharomyces-cerevisiae","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/quimica\/caracterizacion-de-un-determinante-genetico-de-fusarium-oxysporum-que-confiere-resistencia-a-tricotecenos-en-saccharomyces-cerevisiae\/","title":{"rendered":"Caracterizacion de un determinante genetico de fusarium oxysporum que confiere resistencia a tricotecenos en saccharomyces cerevisiae."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Maite Iglesias Badiola <\/strong><\/h2>\n<p>En el trabajo realizado se ha determinado utilizando tecnicas bioquimicas que la resistencia desarrollada por el hongo trichothecium roseum como mecanismo de defensa al antibiotico producido, tricotecina, implica una resistencia aparentemente constitutiva que actua a nivel ribosomico. El hongo f. Oxysporum presenta una resistencia inducida a tricotecina por concentraciones subinhibitorias de la droga que implica una modificacion en sus ribosomas. La actividad responsable de la resistencia, detectada en los extractos celulares de ambos hongos es una metilasa capaz de modificar los ribosomas inicialmente sensibles confiriendoles un caracter resistente al antibiotico.  se ha caracterizado molecularmente un determinante genetico aislado del dna de f. Oxysporum que confiere una resistencia inducida a tricotecenos en s. Cerevisiae.  este dna codifica un rrna 5.8s, un fragmento del rrna 26s separado del rrna por una zona interoenica, y una orf incompleta no identificada. El mecanismo de resistencia expresado en s. Cerevisiae implica la integracion del rrna 5.8s de f. Oxysporum en sus ribosomas. Unicamente las particu\u00f1as ribosomicas portadoras del rrna de f.  oxysporum son resistentes a la toxina.  se sugiere una participacion del rrna 5.8s en el centro peptidil transferasa del ribosoma.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Caracterizacion de un determinante genetico de fusarium oxysporum que confiere resistencia a tricotecenos en saccharomyces cerevisiae.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Caracterizacion de un determinante genetico de fusarium oxysporum que confiere resistencia a tricotecenos en saccharomyces cerevisiae. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Maite Iglesias Badiola <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Aut\u00f3noma de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1993<\/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>Juan  Pedro Garc\u00eda Ballesta<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Alonso Rodriguez Navarro <\/li>\n<li>Antonio Jimenez-Martinez (vocal)<\/li>\n<li>Cesar Nombela (vocal)<\/li>\n<li>Ricardo Amils Pibernat (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Maite Iglesias Badiola En el trabajo realizado se ha determinado utilizando tecnicas bioquimicas que la resistencia desarrollada [&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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