{"id":110725,"date":"2011-01-09T00:00:00","date_gmt":"2011-01-09T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/caracterizacion-de-los-transportadores-de-nitrato-y-de-potasio-en-la-levadura-hansenula-polymorpha\/"},"modified":"2011-01-09T00:00:00","modified_gmt":"2011-01-09T00:00:00","slug":"caracterizacion-de-los-transportadores-de-nitrato-y-de-potasio-en-la-levadura-hansenula-polymorpha","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/la-laguna\/caracterizacion-de-los-transportadores-de-nitrato-y-de-potasio-en-la-levadura-hansenula-polymorpha\/","title":{"rendered":"Caracterizaci\u00f3n de los transportadores de nitrato y de potasio en la levadura hansenula polymorpha"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Elisa Isabel Cabrera Afonso <\/strong><\/h2>\n<p>En este trabajo caracterizamos la primera permeasa identificada en hongos encargada de la excreci\u00f3n de nitrato al medio extracelular, as\u00ed como el impacto que tiene esta prote\u00edna en la v\u00eda de asimilaci\u00f3n de nitrato en hansenula polymorpha. As\u00ed mismo, identificamos que la quinasa npr1 participa en la regulaci\u00f3n del transportador de k+, hak1. Adem\u00e1s, el hecho de que los niveles de hak1 no solo respondan a la ausencia de k+ sino a la presencia de fuentes nitrogenadas no preferentes, nos sirve de nexo de uni\u00f3n para establecer una relaci\u00f3n entre el k+ y el transporte de nitrato v\u00eda ynt1. El k+ podr\u00eda ser importante para la estabilidad de ynt1 en la superficie celular y con ello, para el transporte de nitrato en h. Polymorpha.  por \u00faltimo, mostramos que la v\u00eda de asimilaci\u00f3n de nitrato en nuestra levadura modelo se regula a nivel de la nir. Esta regulaci\u00f3n es llevada a cabo por la acumulaci\u00f3n de fuentes nitrogenadas reducidas fruto de la asimilaci\u00f3n de nitrato, de forma que cuanto mayor sea el flujo de nitrato v\u00eda ynt1, menores ser\u00e1n los niveles de nir.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Caracterizaci\u00f3n de los transportadores de nitrato y de potasio en la levadura hansenula polymorpha<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Caracterizaci\u00f3n de los transportadores de nitrato y de potasio en la levadura hansenula polymorpha <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Elisa Isabel Cabrera Afonso <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 La laguna<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/09\/2011<\/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>Jos\u00e9 Manuel Siverio Exposito<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: M\u00aa Jes\u00fas Llama fontal <\/li>\n<li>aurora Galvan cejudo (vocal)<\/li>\n<li>Jos\u00e9 Antonio P\u00e9rez p\u00e9rez (vocal)<\/li>\n<li>Jos\u00e9 Ramos ruiz (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Elisa Isabel Cabrera Afonso En este trabajo caracterizamos la primera permeasa identificada en hongos encargada de la [&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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