{"id":8774,"date":"1995-01-01T00:00:00","date_gmt":"1995-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/1995\/01\/01\/variabilidad-y-evolucion-del-virus-del-mosaico-del-pepino-y-su-rna-satelite\/"},"modified":"1995-01-01T00:00:00","modified_gmt":"1995-01-01T00:00:00","slug":"variabilidad-y-evolucion-del-virus-del-mosaico-del-pepino-y-su-rna-satelite","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/quimica\/variabilidad-y-evolucion-del-virus-del-mosaico-del-pepino-y-su-rna-satelite\/","title":{"rendered":"\u00abvariabilidad y evolucion del virus del mosaico del pepino y su rna satelite\u00bb"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Miguel Aranda Regules <\/strong><\/h2>\n<p>Se ha estudiado la variabilidad y evolucion de aislados del virus del mosaico del pepino (cmv) y su rna satelite (rnasat) obtenidos en tres episodios de la epidemia de cmv y rnasat sobre cultivos de tomate del litoral mediterraneo espa\u00f1ol, que se viene desarrollando desde 1986 en este area. La poblacion de rnasat es muy heterogenea, y no hay reemplazamiento de tipos con el tiempo. La variabilidad del rnasat, generada por mutacion y recombinacion, esta limitada por restricciones asociadas al mantenimiento de una estructura secundaria funcional. La elevada variabilidad genetica del rnasatva acompa\u00f1ada por variabilidad fenotipica. El analisis de la variabilidad de cmv ha revelado la existencia de solo dos tipos de patrones en ensayo de proteccion frente a ribonucleasas, para cada rna genomico; ambos tipos estan muy conservados en la poblacion y se asocian de forma preferente, dando lugar a las clases de genomas i y ii. A partir de infecciones mixtas de las clases i y ii se pueden generar otras clases por reordenacion de segmentos genomicos. Las subpoblaciones constituidas por los aislados de cmv de distintos a\u00f1os tienen estructuras geneticas diferentes debido a fluctuaciones anuales en las frecuencias de las clases i y ii.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>\u00abvariabilidad y evolucion del virus del mosaico del pepino y su rna satelite\u00bb<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 \u00abvariabilidad y evolucion del virus del mosaico del pepino y su rna satelite\u00bb <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Miguel Aranda Regules <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Polit\u00e9cnica de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1995<\/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>arenal Rodriguez Garcia<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Eloy Mateo-sagasta Azpeitia <\/li>\n<li>Esteban Domingo Solans (vocal)<\/li>\n<li>Rafael Manuel Jimenez Diaz (vocal)<\/li>\n<li>Juan  Antonio Garcia Alvarez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Miguel Aranda Regules Se ha estudiado la variabilidad y evolucion de aislados del virus del mosaico del [&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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