{"id":2444,"date":"1994-01-01T00:00:00","date_gmt":"1994-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/1994\/01\/01\/aspectos-quimicos-sinteticos-y-biogeneticos-de-fitoalexinas-de-elicitacion-abiotica-de-especies-de-la-familia-lamiaceae-salvia-y-musaceae-platanera\/"},"modified":"1994-01-01T00:00:00","modified_gmt":"1994-01-01T00:00:00","slug":"aspectos-quimicos-sinteticos-y-biogeneticos-de-fitoalexinas-de-elicitacion-abiotica-de-especies-de-la-familia-lamiaceae-salvia-y-musaceae-platanera","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/quimica\/aspectos-quimicos-sinteticos-y-biogeneticos-de-fitoalexinas-de-elicitacion-abiotica-de-especies-de-la-familia-lamiaceae-salvia-y-musaceae-platanera\/","title":{"rendered":"Aspectos quimicos, sinteticos y biogeneticos de fitoalexinas de \u00abelicitacion\u00bb abiotica de especies de la familia lamiaceae (salvia) y musaceae (platanera)"},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Qui\u00f1ones Fletcher Winston Williams <\/strong><\/h2>\n<p>El estudio fitoquimico minucioso de salvia tiliaefolia (raices y salvia columbariae (parte aerea) llevo al aislamiento de 18 diterpenos con esqueleto de abietano o abietano reagrupado, poniendo de manifiesto la ubicuidad de este tipo de sustancias en las especies de este genero procedentes de habitats con elevado grado de insolacion.  el aislamiento de los nuevos diterpenos nos ha llevado a discutir y postular una ruta biogenetica para los diterpenos abietanicos con alto grado de oxigenacion en la que procesos de deshidrogenacion enzimatica y la participacion \u00abin vivo\u00bb del oxigeno en su estado exitado singlete juegan un papel fundamental. De la interaccion huesped patogeno entre musa acuminata colla (aaa) (platanera y el hongo fusarium oxisporum var. Cubense causante en la misma de la enfermedad conocida como el mal de panama de importante incidencia en la economia canaria, habiendose llegado a los siguientes hechos: el estudio estructural, con asignaciones inequivocas de desplazamientos quimicos para todos los atomos de carbono e hidrogeno en rmn en las moleculas caracterizadas, ha revelado que tales sustancias se tratan de un nuevo tipo de fitoalexinas no descritas hasta ahora que poseen un nucleo fundamental de fenil-fenalenona, habiendose caracterizado dieciocho de estas nuevas sustancias, que se agrupan en dos tipos de estructuras:  4-fenil-fenalen-l-onas y 9-fenil-fenalen-l-onas. La sintesis de 4-fenil-fenalenonas se diviso como una transposicion del sistema enona presente en las 9-fenil-fenalenonas, de mas facil acceso sintetico.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Aspectos quimicos, sinteticos y biogeneticos de fitoalexinas de \u00abelicitacion\u00bb abiotica de especies de la familia lamiaceae (salvia) y musaceae (platanera)<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Aspectos quimicos, sinteticos y biogeneticos de fitoalexinas de \u00abelicitacion\u00bb abiotica de especies de la familia lamiaceae (salvia) y musaceae (platanera) <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Qui\u00f1ones Fletcher Winston Williams <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 La laguna<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1994<\/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>Javier Guti\u00e9rrez Luis<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Rafael Suau Suarez <\/li>\n<li>Braulio Manuel Fraga Gonz\u00e1lez (vocal)<\/li>\n<li>Francisco Rodriguez Luis (vocal)<\/li>\n<li>Francisco Macia Dominguez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Qui\u00f1ones Fletcher Winston Williams El estudio fitoquimico minucioso de salvia tiliaefolia (raices y salvia columbariae (parte aerea) [&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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