{"id":67216,"date":"2018-03-09T22:55:34","date_gmt":"2018-03-09T22:55:34","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/papel-del-oxido-na%c2%adtrico-en-la-infeccion-de-plantas-por-el-hongo-necrotrofo-botrytis-cinerea\/"},"modified":"2018-03-09T22:55:34","modified_gmt":"2018-03-09T22:55:34","slug":"papel-del-oxido-na%c2%adtrico-en-la-infeccion-de-plantas-por-el-hongo-necrotrofo-botrytis-cinerea","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/microbiologia\/papel-del-oxido-na%c2%adtrico-en-la-infeccion-de-plantas-por-el-hongo-necrotrofo-botrytis-cinerea\/","title":{"rendered":"Papel del \u00f3xido n\u00edtrico en la infecci\u00f3n de plantas por el hongo necrotrofo \u00abbotrytis cinerea\u00bb."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Juan  Luis Turri\u00f3n G\u00f3mez <\/strong><\/h2>\n<p>El estudio de la degradaci\u00f3n y producci\u00f3n de \u00f3xido n\u00edtrico (no) en botrytis cinerea es esencial para entender los procesos de muerte celular y la se\u00f1alizaci\u00f3n en las c\u00e9lulas vegetales y f\u00fangicas durante el establecimiento y progreso de la interacci\u00f3n planta-pat\u00f3geno. b. Cinerea tiene un \u00fanico gen codificador de flavohemoglobina (bcfhg1). La enzima codificada metaboliza no de una forma r\u00e1pida y eficiente y presenta una gran afinidad por el no. Bcfhg1 alcanza un m\u00e1ximo de expresi\u00f3n durante la germinaci\u00f3n de esporas, decayendo posteriormente. La expresi\u00f3n de bcfhg1 es inducida por no ex\u00f3geno en esporas reci\u00e9n germinadas. Sin embargo, \u00e9sta inducci\u00f3n es muy reducida en micelio maduro. De manera paralela, el nivel de expresi\u00f3n de bcfhg1 in planta es m\u00e1ximo al inicio de la infecci\u00f3n, reduci\u00e9ndose posteriormente. Los mutantes \u00c2\u00bfbcfhg1 de b. Cinerea son incapaces de metabolizar no enzim\u00e1ticamente aunque, al contrario que en otros pat\u00f3genos, el establecimiento y el progreso de la infecci\u00f3n no se ven significadamente afectados. adem\u00e1s de detoxificar no, b. Cinerea puede producir no por s\u00ed mismo, tanto in vitro como in planta y \u00e9sta producci\u00f3n puede ser inducida por la exposici\u00f3n a no ex\u00f3geno. El no producido puede actuar de manera sin\u00e9rgica con el no producido por la planta permitiendo al hongo explotar la respuesta de hipersensibilidad de la planta. a lo largo de esta investigaci\u00f3n se ha demostrado que el proceso de transformaci\u00f3n de b. Cinerea determina la aparici\u00f3n de variaciones de origen epigen\u00e9tico. El fenotipo derivado puede ayudar a superar las situaciones de estr\u00e9s ya que, entre otras alteraciones, se observa, en las cepas derivadas, la producci\u00f3n de un mayor n\u00famero de estructuras de resistencia (esclerocios). Tambi\u00e9n hemos evaluado la utilizaci\u00f3n del silenciamiento g\u00e9nico como herramienta para el an\u00e1lisis de la funci\u00f3n g\u00e9nica del gen bcfhg1.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Papel del \u00f3xido n\u00edtrico en la infecci\u00f3n de plantas por el hongo necrotrofo \u00abbotrytis cinerea\u00bb.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Papel del \u00f3xido n\u00edtrico en la infecci\u00f3n de plantas por el hongo necrotrofo \u00abbotrytis cinerea\u00bb. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Juan  Luis Turri\u00f3n G\u00f3mez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Salamanca<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 30\/09\/2008<\/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>Ernesto P\u00e9rez Benito<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: paloma Melgarejo nardiz <\/li>\n<li>Jes\u00fas Manuel Cantoral fern\u00e1ndez (vocal)<\/li>\n<li>celedonio Gonz\u00e1lez d\u00edaz (vocal)<\/li>\n<li>Juan  pedro Bola\u00f1os hernandez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Juan Luis Turri\u00f3n G\u00f3mez El estudio de la degradaci\u00f3n y producci\u00f3n de \u00f3xido n\u00edtrico (no) en botrytis [&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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