{"id":78916,"date":"2006-03-03T00:00:00","date_gmt":"2006-03-03T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-de-las-propiedades-electrofisiologicas-de-las-neuronas-del-subnucleo-reticular-dorsal-en-el-gato-anestesiado\/"},"modified":"2006-03-03T00:00:00","modified_gmt":"2006-03-03T00:00:00","slug":"estudio-de-las-propiedades-electrofisiologicas-de-las-neuronas-del-subnucleo-reticular-dorsal-en-el-gato-anestesiado","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-vida\/estudio-de-las-propiedades-electrofisiologicas-de-las-neuronas-del-subnucleo-reticular-dorsal-en-el-gato-anestesiado\/","title":{"rendered":"Estudio de las propiedades electrofisiol\u00f3gicas de las neuronas del subn\u00facleo reticular dorsal en el gato anestesiado"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Cristina Soto S\u00e1nchez <\/strong><\/h2>\n<p>El subn\u00facleo reticular dorsal (srd) se encuentra localizado en la formaci\u00f3n reticular medial caudal al \u00f3bex. Estudios realizados en roedores indican que recibe informaci\u00f3n nociceptiva e incrementa su transmisi\u00f3n tanto hacia niveles supraespinales como hacia la m\u00e9dula espinal. En roedores, la transmisi\u00f3n ascendente viaja por el lemnisco medial hacia el n\u00facleo ventral-medial tal\u00e1mico, y la transmisi\u00f3n descendente por el fasc\u00edculo dorsolateral. Dado que los datos procedentes de este n\u00facleo se han obtenido en estudios histol\u00f3gicos y comportamentales realizados en roedores, decidimos determinar la localizaci\u00f3n de las neuronas del srd en el gato y estudiar sus propiedades electrofisiol\u00f3gicas. los resultados obtenidos indican que:  * en el gato, el srd se localiza en la formaci\u00f3n reticular situada en la m\u00e9dula oblonga caudal al \u00f3bez, pero a diferencia de lo que sucede en roedores, existe una cierta distribuci\u00f3n somatot\u00f3pica de las neuronas en el n\u00facleo, de modo que las que reciben informaci\u00f3n a trav\u00e9s de las columnas dorsales se encuentran en la regi\u00f3n m\u00e1s medial de la formaci\u00f3n reticular.  * al igual que en roedores y en primates, las neuronas del srd son activadas \u00fanicamente por est\u00edmulos nociceptivos.  * el 62% (n=102\/165) de las c\u00e9lulas registradas env\u00edan un ax\u00f3n a la m\u00e9dula spinal.  * el 44% (n=24\/55) de las neuronas examinadas fueron activadas antidr\u00f3micamente por la estimulaci\u00f3n de la formaci\u00f3n reticular bulbar medial.  * el 9% (9\/103) de las neuronas examinadas fueron antidr\u00f3micas a la estimulaci\u00f3n del lemnisco medial, a diferencia de lo que sucede en roedores donde la proyecci\u00f3n rostral de estas neuronas se realiza a trav\u00e9s del lemnisco medial.  * el 82% (n=27\/33) de las c\u00e9lulas activadas antidr\u00f3micamente por la estimulaci\u00f3n rostral tambi\u00e9n fueron antidr\u00f3micas a la estimulaci\u00f3n medular, de modo que la informaci\u00f3n que se env\u00eda como retroalimentaci\u00f3n a la m\u00e9dula es la misma que se env<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Estudio de las propiedades electrofisiol\u00f3gicas de las neuronas del subn\u00facleo reticular dorsal en el gato anestesiado<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Estudio de las propiedades electrofisiol\u00f3gicas de las neuronas del subn\u00facleo reticular dorsal en el gato anestesiado <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Cristina Soto S\u00e1nchez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Santiago de compostela<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 03\/03\/2006<\/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>Antonio Canedo Lamas<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Carlos Acu\u00f1a castroviejo <\/li>\n<li>Juan  Fernando Herrero  gonzalez (vocal)<\/li>\n<li>f\u00e9lix Viana de la iglesia (vocal)<\/li>\n<li>Francisco Javier Cudeiro mazaira (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Cristina Soto S\u00e1nchez El subn\u00facleo reticular dorsal (srd) se encuentra localizado en la formaci\u00f3n reticular medial caudal [&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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