{"id":144082,"date":"1993-01-01T00:00:00","date_gmt":"1993-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-de-los-efectos-del-acetato-de-1-naftilo-y-el-nadh-en-la-extrusion-de-protones-y-la-elongacion-celular-en-coleoptilos-de-zea-mays\/"},"modified":"1993-01-01T00:00:00","modified_gmt":"1993-01-01T00:00:00","slug":"estudio-de-los-efectos-del-acetato-de-1-naftilo-y-el-nadh-en-la-extrusion-de-protones-y-la-elongacion-celular-en-coleoptilos-de-zea-mays","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-vida\/estudio-de-los-efectos-del-acetato-de-1-naftilo-y-el-nadh-en-la-extrusion-de-protones-y-la-elongacion-celular-en-coleoptilos-de-zea-mays\/","title":{"rendered":"Estudio de los efectos del acetato de 1-naftilo y el nadh en la extrusion de protones y la elongacion celular en coleoptilos de zea mays."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Angeles Calatayud Chover <\/strong><\/h2>\n<p>La acidificacion del medio externo y el crecimiento observado en presencia de acetato de 1-naftilo (1-na) no es debido a la actividad atp-asa del plasmalema, sino que es el resultado de la hidrolisis del 1-na por las esterasas de la pared celular en acido acetico y 1-naftol. La disociacion del acido acetico en acetato y protones es el responsable del descenso del ph en la fase externa (acidificacion) y del crecimiento acido. Por otra parte, el 1-naftol es transportado al interior de la celula e inhibe la extrusion de protones observada en presencia de auxina. Estos resultados obtenidos se han utilizado para plantear una nueva hipotesis de trabajo sobre el mecanismo de accion del 1-na.  la oxidacion del nadh, realizada por las nadh oxidasas localizadas en la membrana plasmatica y\/o pared celular, inhibe la extrusion de protones (aparente) y la elongacion celular. Este efecto inhibidor esta probablemente asociado a la actividad de las nadh oxidasas.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Estudio de los efectos del acetato de 1-naftilo y el nadh en la extrusion de protones y la elongacion celular en coleoptilos de zea mays.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Estudio de los efectos del acetato de 1-naftilo y el nadh en la extrusion de protones y la elongacion celular en coleoptilos de zea mays. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Angeles Calatayud Chover <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Universitat de val\u00e9ncia (estudi general)<\/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> Valle Tascon Secundino Del<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Eva Barreno Rodriguez <\/li>\n<li>Jos\u00e9 Guerri Sirera (vocal)<\/li>\n<li>Eduardo Primo Millo (vocal)<\/li>\n<li>Angel Maqueira (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Angeles Calatayud Chover La acidificacion del medio externo y el crecimiento observado en presencia de acetato 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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