{"id":12875,"date":"2018-03-09T08:58:56","date_gmt":"2018-03-09T08:58:56","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/plasticidad-del-talamo-somatosensorial-tras-deaferentacion-medular-selectiva-en-macaco-adulto\/"},"modified":"2018-03-09T08:58:56","modified_gmt":"2018-03-09T08:58:56","slug":"plasticidad-del-talamo-somatosensorial-tras-deaferentacion-medular-selectiva-en-macaco-adulto","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-vida\/plasticidad-del-talamo-somatosensorial-tras-deaferentacion-medular-selectiva-en-macaco-adulto\/","title":{"rendered":"Plasticidad del talamo somatosensorial tras deaferentacion medular selectiva en macaco adulto."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Asensio Lidon Heras <\/strong><\/h2>\n<p>Se ha investigado la respuesta funcional del nucleo ventral posterior del talamo secundaria a la deaferaci\u00f3n selectiva de uno de los dos subsistemas somatosensoriales mediante la interrupcion unilateral a nivel medular t2-t6 de la via cordonal posterior o espinotal\u00e1mica, sobre un dise\u00f1o de estudio casos-controles en macacos adultos, utilizando un marcador de metabolismo celular cronico, la citocromo-oxidasa.  sobre siete monos caso y cinco controles se aplicaron dos estrategias paralelas de analisis: a)analisis estadistico de los valores densitometricos de la tinci\u00f3n citocromo-oxidasa y b) analisis topogr\u00e1fico de las variaciones de actividad enzim\u00e1tica en el nucleo. Los resultados obtenidos indican:  conclusiones metodologicas.  1. La citocromo-oxidasa es un buen marcador funcional para detectar el efecto de la deaferentaci\u00f3n medular somatosensorial selectiva sobrelos nucleos de relevo talamico.  2. La densitometria de tecnicas histoquimicas sobre la delimitacion citoarquitectonica microscopica de los nucleos talamicos puede constituir un procedimiento de investigaci\u00f3n sensible y especifico de convergencia morfo-funcional. ademas suma a estas ventajas su bajo costey rapida elaboracion.  3. El analisis de los efectos funcionales en estudios de deaferentaci\u00f3n puede requerir la inclusion de un grupo de animales control y la consideracion del lado sobre el que se verifica la deaferentacion, para una correcta definicion de los fenomenos a comparar.  conclusiones experimentales.  1. Existe evidencia muy significativa de asimetria funcional talamica en el nucleo ventral posterior de primates normales.  2. La lesion unilateral selectiva del haz espinotalamico o del cord\u00f3n posterior tiene efectos funcionales sobre vp, incrementando su actividad metabolica con una elevada significaci\u00f3n estadistica respecto del grupo control.  3. Nuestros datos sugieren una integraci\u00f3n funcional de los dos subnucleos de vp, vpl y vpm, que se in<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Plasticidad del talamo somatosensorial tras deaferentacion medular selectiva en macaco adulto.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Plasticidad del talamo somatosensorial tras deaferentacion medular selectiva en macaco adulto. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Asensio Lidon Heras <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Aut\u00f3noma de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 21\/09\/2001<\/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>Estrella Rausell Tamayo<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: fernando Reinoso suar\u00e9z <\/li>\n<li>Carlos Acu\u00f1a castroviejo (vocal)<\/li>\n<li>justo Garc\u00eda  de y\u00e9benes (vocal)<\/li>\n<li>alfonso Rodriguez vallejo (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Asensio Lidon Heras Se ha investigado la respuesta funcional del nucleo ventral posterior del talamo secundaria a [&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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