{"id":83520,"date":"2018-03-10T00:07:39","date_gmt":"2018-03-10T00:07:39","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/caracterizacion-de-la-tolerancia-al-herbicida-26-diclorobenzonitrilo-en-cultivos-celulares-de-phaseolus-vulgaris-l\/"},"modified":"2018-03-10T00:07:39","modified_gmt":"2018-03-10T00:07:39","slug":"caracterizacion-de-la-tolerancia-al-herbicida-26-diclorobenzonitrilo-en-cultivos-celulares-de-phaseolus-vulgaris-l","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-vida\/caracterizacion-de-la-tolerancia-al-herbicida-26-diclorobenzonitrilo-en-cultivos-celulares-de-phaseolus-vulgaris-l\/","title":{"rendered":"Caracterizacion de la tolerancia al herbicida 2,6-diclorobenzonitrilo en cultivos celulares de phaseolus vulgaris l."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Antonio  Esteban Encina Garc\u00eda <\/strong><\/h2>\n<p>El 2,6-diclorobenzonitrilo (dcb) es un inhibidor espec\u00edfico de la bios\u00edntesis de celulosa en plantas superiores que presenta una elevada toxicidad cuando se aplica a cultivos celulares de jud\u00eda (phaseolus vulgaris l.). Sin embargo, el incremento gradual de al concentraci\u00f3n del inhibidor en cada subcultivo permite habituar callos y suspensiones celulares a crcer en concenracioens al menos 24 veces superior a su i50. El an\u00e1lisis de los par\u00e1metros de crecimiento, morfolog\u00eda y ultraesctructura de los cultivos celulares tolerants al dcb muestra que el mecanismo de la adaptaci\u00f3nreside en la capacidad de las c\u00e9lulas tolerantes de dividirse y expandirse conparedes celulares muy modificadas en ultraestructura y composici\u00f3n que contiene bajos contenidos de celulosa y hemicelulosas y un enriquecimiento en pectinas que pasan a constituir el princiapl elemento estructural de la pared celular.  el an\u00e1lisis de az\u00facares de las fracciones de plisac\u00e1ridos de la pared delular refleja cambios cualitativos enre c\u00e9lulas tolerantes y control. las fracciones p\u00e9cticas de paredes celulares tolerantes a dcb 12um poseen un mayor contenido en ram, gal y ara coincidente conun enriquecimiento en ramnogalacturonano i que adem\u00e1s resulta m\u00e1s sustitruido y\/o concadenas laterales m\u00e1s largas. Asimismo, la fracci\u00f3n hemicelul\u00f3sica mayoritaria (kii), posee un menor contenido en xil y glc, resultado que cabe eseprar de unas paredes celulares con menores contenidos en xiloglucano. Por \u00fatlimo, las c\u00e9lulas tolerantes poseen un pol\u00edmero rico en glc fuertemente unido a las celulosa y que \u00fanicamente se obtiene por hidr\u00f3lisis en tfa caliente.  el estudio de los pol\u00edmeros extracelulares indica una mayor liberaci\u00f3nde plosac\u00e1ridos en supensiones tolerantes, principalmente az\u00facares neutros del tipo arabiongalactano. Adem\u00e1s, el medio de cultivo de c\u00e9lulas tolerantes est\u00e1 enriquecido en polisac\u00e1ridos con un elevado porcentaje de xil y glc que puederan refle<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Caracterizacion de la tolerancia al herbicida 2,6-diclorobenzonitrilo en cultivos celulares de phaseolus vulgaris l.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Caracterizacion de la tolerancia al herbicida 2,6-diclorobenzonitrilo en cultivos celulares de phaseolus vulgaris l. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Antonio  Esteban Encina Garc\u00eda <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Le\u00f3n<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 25\/02\/2000<\/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> Alvarez Fernandez J. Miguel<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal:  Pelaez de lucas Mar\u00eda  isabel <\/li>\n<li>Mar\u00eda  teresa Herrera l\u00f3pez (vocal)<\/li>\n<li>emilia Labrador encinas (vocal)<\/li>\n<li> Gallego veigas pedro pablo (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Antonio Esteban Encina Garc\u00eda El 2,6-diclorobenzonitrilo (dcb) es un inhibidor espec\u00edfico de la bios\u00edntesis de celulosa en [&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 center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"footnotes":""},"categories":[972,35,479,4430],"tags":[176964,130558,9800,32632,43379,176965],"class_list":["post-83520","post","type-post","status-publish","format-standard","hentry","category-botanica","category-ciencias-de-la-vida","category-fisiologia-vegetal","category-leon","tag-alvarez-fernandez-j-miguel","tag-antonio-esteban-encina-garcia","tag-emilia-labrador-encinas","tag-gallego-veigas-pedro-pablo","tag-maria-teresa-herrera-lopez","tag-pelaez-de-lucas-maria-isabel"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/83520","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/comments?post=83520"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/83520\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=83520"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=83520"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=83520"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}