{"id":21968,"date":"2003-07-03T00:00:00","date_gmt":"2003-07-03T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-y-modulacion-del-metabolismo-del-glutation-en-la-tolerancia-al-estres-oxidativo-generado-por-plaguicidas-en-organismos-acuaticos-de-interes-comercial\/"},"modified":"2003-07-03T00:00:00","modified_gmt":"2003-07-03T00:00:00","slug":"estudio-y-modulacion-del-metabolismo-del-glutation-en-la-tolerancia-al-estres-oxidativo-generado-por-plaguicidas-en-organismos-acuaticos-de-interes-comercial","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-y-modulacion-del-metabolismo-del-glutation-en-la-tolerancia-al-estres-oxidativo-generado-por-plaguicidas-en-organismos-acuaticos-de-interes-comercial\/","title":{"rendered":"Estudio y modulaci\u00f3n del metabolismo del glutati\u00f3n en la tolerancia al estr\u00e9s oxidativo generado por plaguicidas en organismos acu\u00e1ticos de inter\u00e9s comercial"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Samuel Pe\u00f1a Llopis <\/strong><\/h2>\n<p>La utilizaci\u00f3n de plaguicidas para el cultivo del arroz en campos cercanos a humedades de gran valor ecol\u00f3gico como los parques naturales de la albufera de Valencia y el delta del ebro (tarragona) suponen un riesgo no s\u00f3lo para los ecosistemas de estos parques sino tambi\u00e9n para la pesca y acuicultura que se desarrolla en la zona. La anguila europea (anguilla anguilla) reside en ambos h\u00e1bitats y est\u00e1 expuesta a cantidades consierables de herbicidas tiocarbamatos como el molinato y tiobencarb. Estos plaguicidas disminuyen y oxidan los niveles del antioxidante intracelular m\u00e1s importante, el glutation (gsh). As\u00ed, se ha descubierto que el principal mecanismo de toxicidad de los herbicidas tiocarbamatos es la generaci\u00f3n de radicales libres, produciendo un estado de estr\u00e9s oxidativo, que ser\u00eda responsables de la anemia hemorr\u00e1gica observada en las anguilas. Adem\u00e1s, la tolerancia de las anguilas a los plaguicidas estar\u00eda mediada principalmente por la capacidad del mantener a incrementar el estado redox del glutation. Una excesiva oxidaci\u00f3n de \u00e9ste producir\u00e1 estr\u00e9s oxidativo que conducir\u00eda, seg\u00fan la intensidad, a una muerte celular programada (apoptosis) o no (necrosis), resultando en una disfunci\u00f3n de los tejidos y finalmente la muerte del organismo. Un patr\u00f3n similar tambi\u00e9n se encontr\u00f3 en una poblaci\u00f3n natural de la semilla flexopecten flexuosus, al igual que el mejill\u00f3n (mytilus galloprovinciallis) cultivado en el delta del ebro, que est\u00e1 expuesto a una variaci\u00f3n estacional de plaguicidas, siendo la insecticidad organofosforado fenitroti\u00f3n el m\u00e1s abundante. Por otra parte, el antioxidante y precursor del glutati\u00f3n, n-acetilciste\u00edna (nac) aument\u00f3 la supervivencia de las anguilas expuestas al plaguicida organofosforado diclorv\u00f3s (que ha sido utilziado extensivamente como antiparasitario de peces) al mejora el metabolismo del glutation y disminuir la p\u00e9rdida y oxidaci\u00f3n de \u00e9ste, adem\u00e1s de la inhibici\u00f3n enzim<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Estudio y modulaci\u00f3n del metabolismo del glutati\u00f3n en la tolerancia al estr\u00e9s oxidativo generado por plaguicidas en organismos acu\u00e1ticos de inter\u00e9s comercial<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Estudio y modulaci\u00f3n del metabolismo del glutati\u00f3n en la tolerancia al estr\u00e9s oxidativo generado por plaguicidas en organismos acu\u00e1ticos de inter\u00e9s comercial <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Samuel Pe\u00f1a Llopis <\/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 07\/03\/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> Ferrando Rodrigo M. Dolores<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: enrique Andreu moliner <\/li>\n<li> Olmo mu\u00f1oz marcelino del (vocal)<\/li>\n<li>Jos\u00e9 joaqu\u00edn Cer\u00f3n madrigal (vocal)<\/li>\n<li>roque Serrano gallego (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Samuel Pe\u00f1a Llopis La utilizaci\u00f3n de plaguicidas para el cultivo del arroz en campos cercanos a humedades [&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":[1],"tags":[11671,40179,65957,65956,65958,65955],"class_list":["post-21968","post","type-post","status-publish","format-standard","hentry","category-sin-categoria","tag-enrique-andreu-moliner","tag-ferrando-rodrigo-m-dolores","tag-jose-joaquin-ceron-madrigal","tag-olmo-munoz-marcelino-del","tag-roque-serrano-gallego","tag-samuel-pena-llopis"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/21968","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=21968"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/21968\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=21968"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=21968"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=21968"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}