{"id":25308,"date":"2003-12-09T00:00:00","date_gmt":"2003-12-09T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-genetico-del-metabolismo-respiratorio-de-halomonas-maura-un-nuevo-microorganismo-halofilo-moderado\/"},"modified":"2003-12-09T00:00:00","modified_gmt":"2003-12-09T00:00:00","slug":"estudio-genetico-del-metabolismo-respiratorio-de-halomonas-maura-un-nuevo-microorganismo-halofilo-moderado","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-genetico-del-metabolismo-respiratorio-de-halomonas-maura-un-nuevo-microorganismo-halofilo-moderado\/","title":{"rendered":"Estudio gen\u00e9tico del metabolismo respiratorio de halomonas maura, un nuevo microorganismo hal\u00f3filo moderado"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Montserrat Argando\u00f1a Bertr\u00e1n <\/strong><\/h2>\n<p>Halomonas maura es una bacteria halofila moderada aislada de suelos salinos del norte de marruecos, que se caracteriza porque sus cepas producen eps con  propiedades interesantes, tales como elevada viscosidad en soluci\u00f3n, poder emulgente o captaci\u00f3n de metales pesados. Al igual que la mayor\u00eda de las especies de su g\u00e9nero, halomonas maura posee un metabolismo respiratorio quimioorganotrofo, con la particularidad de que es capaz de crecer en anerobiosis utilizando el nitrato como \u00faltimo aceptor de electrones, propiedad poco frecuente entre los miembros de este grupo.  el presente trabajo no s\u00f3lo se ha centrado en el estudio gen\u00e9tico del metabolismo respiratorio de la cepa tipo de halomonas maura, (s-31t), sino que, como paso previo, se han abordado aspectos relacionados con su genoma.  as\u00ed, hemos podido comprobar que h.Maura posee uno de los genomas de mayor tama\u00f1o entre las bacterias hal\u00f3filas moderadas (aproximadamente 4100 kb), y que adem\u00e1s, contiene dos elementos extracromos\u00f3micos, un pl\u00e1smido de 70 kb y un megapl\u00e1smido de m\u00e1s de 500 kb. El m\u00e9todo de detecci\u00f3n de pl\u00e1smidos de gran tama\u00f1o puesto a punto en este trabajo ha servido para demostrar que estos elementos est\u00e1n presentes en numerosas especies hal\u00f3filas moderadas del g\u00e9nero halomonas y otros g\u00e9neros relacionados.  el rastreo de una minigenoteca de halomonas maura s-31t obtenida mediante mutag\u00e9nesis insercional con el transpos\u00f3n mini-tn5, nos permiti\u00f3 localizar dos regiones g\u00e9nicas directamente implicadas en el metabolismo respiratorio. el cluster narghji que codifica para una enzima de tipo nar, una nitrato reductasa anerobia ligada a membrana y responsable de la respiraci\u00f3n anaerobia sobre nitrato; y la religi\u00f3n cconoqp, que codifica para una citrocromo c oxidasa de tipo cbb3, responsables de la actividad citocromo c oxidasa y relacionada con la respiraci\u00f3n en microaerobiosis. Estos estudios han puesto de manifiesto la versatilidad del metaboli<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Estudio gen\u00e9tico del metabolismo respiratorio de halomonas maura, un nuevo microorganismo hal\u00f3filo moderado<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Estudio gen\u00e9tico del metabolismo respiratorio de halomonas maura, un nuevo microorganismo hal\u00f3filo moderado <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Montserrat Argando\u00f1a Bertr\u00e1n <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Granada<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 12\/09\/2003<\/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>Ana Del Moral Garc\u00eda<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: josefa liboria Segovia parra <\/li>\n<li>mercedes Maqueda abreu (vocal)<\/li>\n<li>Mar\u00eda Jos\u00e9 Bonete  p\u00e9rez (vocal)<\/li>\n<li>encarnaci\u00f3n Mellado dur\u00e1n (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Montserrat Argando\u00f1a Bertr\u00e1n Halomonas maura es una bacteria halofila moderada aislada de suelos salinos del norte 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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