{"id":146134,"date":"1993-01-01T00:00:00","date_gmt":"1993-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/valoracion-de-la-actividad-cicatrizante-corneal-de-diversos-preparados-nuevas-perspectivas-terapeuticas\/"},"modified":"1993-01-01T00:00:00","modified_gmt":"1993-01-01T00:00:00","slug":"valoracion-de-la-actividad-cicatrizante-corneal-de-diversos-preparados-nuevas-perspectivas-terapeuticas","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-medicas\/valoracion-de-la-actividad-cicatrizante-corneal-de-diversos-preparados-nuevas-perspectivas-terapeuticas\/","title":{"rendered":"Valoracion de la actividad cicatrizante corneal de diversos preparados. nuevas perspectivas terapeuticas."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Jose Callizo Tomas <\/strong><\/h2>\n<p>El objetivo del presente estudio fue evaluar las propiedades cicatrizantes corneales de la fibronectina (fn) y del hidrolizado de fibronectina (hfn) en comparacion con los oroductos usados habitualmente. Se practico una queratectomia parcial bilateral a 45 conejos albinos machos. El ojo izquierdo se trato con el producto activo, mientras que el derecho sirvio de control. El area de cicatrizacion se midio por planimetria tras tincion con fluoresceina a 0, 24, 48 y 72 horas posqueratectomia. Los resultados fueron:  1) nandrolona (p&lt;0.0005) y asiaticosido (p&lt;0.0001) ambas a concentracion de 10 mg\/ml en colirio retrasaron el proceso de cicatrizacion.  2) una pomada que contenia vitamina a y aminoacidos tambien retraso el proceso, aunque los resultados estaban en el limite de la significacion estadistica (p=0.055).  3) escudos de colageno de 12 o 24 horas\/dia, que no afectaron al proceso de cicatrizacion.  4) hfn (20-80 mg proteina\/ml) mejoro significativamente el proceso, a partir de la concentracion de 60 mg proteina\/ml.  5) fn humana (100-800 llg\/ml) no afecto el proceso de cicatrizacion.  el estudio inmunohistoquimico demostro que el hfn estimula la sintesis de fn en la cornea lesionada antes de que ello suceda en los ojos control.  conclusion: el hfn es un elemento terapeutico util para el tratamiento de las lesiones corneales, mientas que la utilidad de la fn es dudosa segun el estudio llevado a cabo en la presente tesis doctoral.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Valoracion de la actividad cicatrizante corneal de diversos preparados. nuevas perspectivas terapeuticas.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Valoracion de la actividad cicatrizante corneal de diversos preparados. nuevas perspectivas terapeuticas. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Jose Callizo Tomas <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Rovira i virgili<\/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>Manuel Quintana Casany<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Maximo Bartolome Rodriguez <\/li>\n<li>Julio De La Camara Hermoso (vocal)<\/li>\n<li> Corcostegui Guraya Francisco De Borja (vocal)<\/li>\n<li>Emilio Mayayo Artal (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Jose Callizo Tomas El objetivo del presente estudio fue evaluar las propiedades cicatrizantes corneales de la fibronectina [&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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