{"id":60533,"date":"2018-03-09T22:48:22","date_gmt":"2018-03-09T22:48:22","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/viroide-de-la-exocortis-de-los-ca%c2%adtricos-variabilidad-y-analisis-de-los-dominios-implicados-en-la-patogenesis\/"},"modified":"2018-03-09T22:48:22","modified_gmt":"2018-03-09T22:48:22","slug":"viroide-de-la-exocortis-de-los-ca%c2%adtricos-variabilidad-y-analisis-de-los-dominios-implicados-en-la-patogenesis","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/virus-de-las-plantas\/viroide-de-la-exocortis-de-los-ca%c2%adtricos-variabilidad-y-analisis-de-los-dominios-implicados-en-la-patogenesis\/","title":{"rendered":"Viroide de la exocortis de los c\u00edtricos: variabilidad y an\u00e1lisis de los dominios implicados en la patog\u00e9nesis"},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Bernad Palomares Luc\u00eda Ivana <\/strong><\/h2>\n<p>El viroide de la exocortis de los c\u00edtricos (cevd) es el agente causal de la enfermedad denominada exocortis, cuyos s\u00edntomas principales son la presencia de acanaladuras y descamaciones en la corteza de especies de c\u00edtricos o g\u00e9neros afines sensibles. La exocortis tiene especial importancia ya que algunas de las especies sensibles se utilizan com\u00fanmente como patrones, lo que afecta al crecimiento del \u00e1rbol y al rendimiento de la cosecha. El objetivo final de esta tesis ha sido el estudio de la patog\u00e9nesis y de la variabilidad del cevd. Se ha requerido para ello, la optimizaci\u00f3n tanto de la t\u00e9cnica de retrotranscripci\u00f3n y amplificaci\u00f3n mediante la reacci\u00f3n en cadena de la dna polimerasa (rt-pcr) como de los protocolos de extracci\u00f3n de \u00e1cidos nucleicos. La t\u00e9cnica de rt-pcr mejorada para el cevd se aplic\u00f3 tambi\u00e9n con \u00e9xito al resto de viroides de los c\u00edtricos: viroide de la hoja curvada de los c\u00edtricos (cblvd), viroide del enanismo del l\u00fapulo (hsvd), viroide iii de los c\u00edtricos (cvd-iii) y  viroide iv de los c\u00edtricos (cvd-iv). Las nuevas estrategias propuestas para la amplificaci\u00f3n de estos viroides resultan de gran utilidad para su caracterizaci\u00f3n molecular y, adicionalmente, como valiosas herramientas complementarias de diagn\u00f3stico en los programas de certificaci\u00f3n de plantas libres de pat\u00f3genos.  la utilizaci\u00f3n de esta t\u00e9cnica de rt-pcr mejorada permiti\u00f3 la identificaci\u00f3n de una variante no conocida hasta ahora de cevd  presente en \u00e1rboles de naranjo dulce procedentes del sultanato de om\u00e1n que mostraba s\u00edntomas de \u00abgummy bark\u00bb (enfermedad de etiolog\u00eda desconocida). Al no poder ser clasificada dentro de las clases conocidas a y b de cevd (agresiva y suave, respectivamente) se procedi\u00f3 tanto a su caracterizaci\u00f3n molecular como biol\u00f3gica en una determinada gama de hu\u00e9spedes. Debido a que la patogenicidad de este aislado result\u00f3 ser m\u00e1s suave que la de las cepas suaves de cevd (clase b) y a que present\u00f3 caracter\u00edsticas molecu<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Viroide de la exocortis de los c\u00edtricos: variabilidad y an\u00e1lisis de los dominios implicados en la patog\u00e9nesis<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Viroide de la exocortis de los c\u00edtricos: variabilidad y an\u00e1lisis de los dominios implicados en la patog\u00e9nesis <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Bernad Palomares Luc\u00eda Ivana <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Polit\u00e9cnica de Valencia<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 21\/09\/2007<\/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>Nuria Duran Vila<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: ricardo Flores pedauye <\/li>\n<li>Luis Rubio m\u00edgueles (vocal)<\/li>\n<li>pedro Moreno g\u00f3mez (vocal)<\/li>\n<li>Luis Galipienso torregrosa (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Bernad Palomares Luc\u00eda Ivana El viroide de la exocortis de los c\u00edtricos (cevd) es el agente causal [&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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