{"id":143342,"date":"1993-01-01T00:00:00","date_gmt":"1993-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-estereologico-ultraestructural-del-tireocito-irradiado-con-laser-ir-904-nm\/"},"modified":"1993-01-01T00:00:00","modified_gmt":"1993-01-01T00:00:00","slug":"estudio-estereologico-ultraestructural-del-tireocito-irradiado-con-laser-ir-904-nm","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-vida\/estudio-estereologico-ultraestructural-del-tireocito-irradiado-con-laser-ir-904-nm\/","title":{"rendered":"Estudio estereologico ultraestructural del tireocito irradiado con laser ir (904 nm)"},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Ruiz Del Pino Concepcion <\/strong><\/h2>\n<p>Se ha realizado una investigacion sobre celulas foliculares tiroideas, de ratas wistar sometidas a dosis bajas (46,80 j\/cm2) de laser ir (904 nm) con objeto de establecer la dosis de radiacion y el momento en el que los efectos biologicos deseables o estimulantes cesan para aparecer fenomenos degenerativos, asi como la persistencia de estos despues de periodos largos de reposo. Se han determinado parametros estereologicos de densidades de volumen (vv) y de superficie (sv) de organelas celulares implicadas en procesos de secrecion y reabsorcion de hormonas tiroideas. A las 24 horas de la irradiacion, existen minimas alteraciones, con descenso de la vv mitocondrial que revela una disfuncion celular incipiente. A los 40 dias se produce un incremento de vv del rer que indica un aumento de sintesis de membranas del rer no acompa\u00f1ado del aumento de la actividad secretora, persistiendo la alteracion mitocondrial. A los 180 dias se produce el descenso de los parametros del rer y el aumento de los lisosomas secundarios y las gotas de coloide, que revelan la involucion celular con puesta en marcha de fenomenos de autofagia.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Estudio estereologico ultraestructural del tireocito irradiado con laser ir (904 nm)<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Estudio estereologico ultraestructural del tireocito irradiado con laser ir (904 nm) <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Ruiz Del Pino Concepcion <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 M\u00e1laga<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1993<\/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>Lourdes Vidal Miralles<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Antonio Campos Mu\u00f1oz <\/li>\n<li>Antonio Lopez  Mu\u00f1oz (vocal)<\/li>\n<li>Jos\u00e9 Vilches Troya (vocal)<\/li>\n<li>Mar\u00eda no Labajos Claros (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Ruiz Del Pino Concepcion Se ha realizado una investigacion sobre celulas foliculares tiroideas, de ratas wistar sometidas [&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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