{"id":82433,"date":"2000-01-01T00:00:00","date_gmt":"2000-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/caracterizacion-y-diagnostico-del-virus-del-rizado-amarillo-del-tomate-tylcv\/"},"modified":"2000-01-01T00:00:00","modified_gmt":"2000-01-01T00:00:00","slug":"caracterizacion-y-diagnostico-del-virus-del-rizado-amarillo-del-tomate-tylcv","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-vida\/caracterizacion-y-diagnostico-del-virus-del-rizado-amarillo-del-tomate-tylcv\/","title":{"rendered":"Caracterizacion y diagnostico del virus del rizado amarillo del tomate (tylcv)."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Jose Reina Iniesta <\/strong><\/h2>\n<p>Durante el oto\u00f1o de 1992 aparecieron s\u00edntomas de curvamiento, raquitismo y clorosis en plantas de tomate en invernaderos de la provincia de almer\u00eda. en esta tesis se describe la caracterizaci\u00f3n de la agente causal de dicha enfermedad y la puesta a punto de m\u00e9todos de diagn\u00f3stico para el mismo. Las principales conclusiones extraidas de esta tesis son:  el virus causante de los s\u00edntomas de amarilleamiento y rizado de tomate aparecidos en el oto\u00f1o de 1992 es un geminivirus de la especie tylcv-sar que hemos denominado tylcv-sar\/es. Las impresiones de plantas (squash blot) de tomate son un buen m\u00e9todo para el di\u00e1gnostico y la detecci\u00f3n rutinarios de tylcv, y pueden detectar la presencia del virus hacia la mitad del periodo de incubaci\u00f3n. La pcr usando como substrato dna purificado es una t\u00e9cnica m\u00e1s sensible que las impresiones pudiendo detectar el virus en las plantas tan s\u00f3lo tres d\u00edas despu\u00e9s de la infecci\u00f3n. Sin embargo, este sistema de detecci\u00f3n es menos fiable que la hibridaci\u00f3n ya que la reacci\u00f3n de amplificaci\u00f3n es frecuentemente inhibida por sustancias presentes en los extractos de \u00e1cidos nucleicos obtenidos de la planta. el uso de sondas con diversa especificidad puede ser utilizado como m\u00e9todo de detecci\u00f3n y diferenciaci\u00f3n de los diferentes grupos de geminivirus. Cuando se hibrida con extractos crudos obtenidos de plantas, los m\u00e9todos de marcaje mediante digoxigenina presentan niveles de sensibilidad pr\u00f3ximos a los del marcaje radiactivo. Los niveles de variabilidad de detectados en tylcv-sr\/\/es son bajos, no habiendose detectado un incremento de la distancia gen\u00e9tica entre los aislados desde 1992 hasta 1996. La variabilidad se acumula principalmente en la regi\u00f3n interg\u00e9nica. La distribuci\u00f3n filog\u00e9netica de los aislados secuenciados de tylcv-sar\/\/es sugiere que la infecci\u00f3n se produjo desde un \u00fanico foco a partir del cual se extendi\u00f3 la enfermedad. El rflp aunque presenta niveles de<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Caracterizacion y diagnostico del virus del rizado amarillo del tomate (tylcv).<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Caracterizacion y diagnostico del virus del rizado amarillo del tomate (tylcv). <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Jose Reina Iniesta <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 M\u00e1laga<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/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>Eduardo Rodr\u00edguez Bejarano<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: fernando Nuez vi\u00f1als <\/li>\n<li>Juan Jim\u00e9nez mart\u00ednez (vocal)<\/li>\n<li>enrique Moriones alonso (vocal)<\/li>\n<li> Cenis anadon Jos\u00e9 Luis (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Jose Reina Iniesta Durante el oto\u00f1o de 1992 aparecieron s\u00edntomas de curvamiento, raquitismo y clorosis en plantas [&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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