{"id":22796,"date":"2003-05-05T00:00:00","date_gmt":"2003-05-05T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/viabilidad-de-vasos-arteriales-sometidos-a-procesos-de-criopreservacion\/"},"modified":"2003-05-05T00:00:00","modified_gmt":"2003-05-05T00:00:00","slug":"viabilidad-de-vasos-arteriales-sometidos-a-procesos-de-criopreservacion","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/alcala\/viabilidad-de-vasos-arteriales-sometidos-a-procesos-de-criopreservacion\/","title":{"rendered":"Viabilidad de vasos arteriales sometidos a procesos de criopreservaci\u00f3n"},"content":{"rendered":"<h2>Tesis doctoral de <strong> M. Gemma Pascual Gonz\u00e1lez <\/strong><\/h2>\n<p>El material aut\u00f3logo es el primer candidato elegido en t\u00e9cnicas de cirug\u00eda de revascularizaci\u00f3n o reconstrucci\u00f3n arterial, ya que ha presentado los mejores resultados especialmente en vasos de peque\u00f1os y mediano calibre.  en aquellos pacientes que no disponen de vasos \u00fatiles o cuando los materiales prot\u00e9sicos no puden ser empleados para realizar t\u00e9cnicas de injerto o bypass, surge el problema de la sustituci\u00f3n arterial. En estas situaciones, una de las alternativas que se tienden a barajar actualmente es el empleo de vasos sometidos previamente a un proceso de criopreservaci\u00f3n, almacenados a temperaturas utlra bajas.  la viabilidad de estos vasos depende de muchos factores, entre ellos el medio de la congelaci\u00f3n, la utilizaci\u00f3 o no de crioprotectores, el protcolo de criopreservaci\u00f3n, la temperatura de almacenamiento y el m\u00e9todo de descongelaci\u00f3n, entre otros.  el objetivo  de nuestro trabajo ha sido evaluar la viabilidad y los cambios morfol\u00f3gicos que se producen sobre los vasos tras el proceso de criopreservaci\u00f3n y describir un protocolo de congelaci\u00f3n\/descongelaci\u00f3n que mejore el rendimiento de las arterias destinadas a trasplante.  en el estudio se utilizaron fragmentos de una longitud de 6.5 +- 0.5 cm de arterias il\u00edacas comunes de cerdos mini-pig (n=90). Se establecieron los distintos grupos de estudio en funci\u00f3n de los siguientes par\u00e1metros; medio de criopreservaci\u00f3n: minimun esential medium (mem)\/soluci\u00f3n de la universidad de wisconsin (uw), temperatura de almacenamiento: -80\u00c2\u00bac\/- 145\u00c2\u00bac\/-196\u00c2\u00bac y protocolo de descongelaci\u00f3n: r\u00e1pida (37\u00c2\u00bac en ba\u00f1o)\/lenta (aumentando la temperatura 1\u00c2\u00bac\/min). El tiempo de conservaci\u00f3n de los fragmentos arteriales fue de 30 d\u00edas en todos los casos.  el proceso de congelaci\u00f3n se realiz\u00f3 disminuyendo la temperatura a raz\u00f3n de 1\u00c2\u00bac\/min en un congelador biol\u00f3gico (congelador biol\u00f3gico cm-25; carburos met\u00e1licos sa). Los medios de criopreservaci\u00f3n fueron suplement<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Viabilidad de vasos arteriales sometidos a procesos de criopreservaci\u00f3n<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Viabilidad de vasos arteriales sometidos a procesos de criopreservaci\u00f3n <\/li>\n<li><strong>Autor:<\/strong>\u00a0 M. Gemma Pascual Gonz\u00e1lez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Alcal\u00e1<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 05\/05\/2003<\/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>Julia Bujan Varela<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: ignacio P\u00e9rez de vargas ferroni <\/li>\n<li>lourdes Vidal miralles (vocal)<\/li>\n<li>eliseo Carrascal marino (vocal)<\/li>\n<li>Fernando Tur\u00e9gano fuentes (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de M. Gemma Pascual Gonz\u00e1lez El material aut\u00f3logo es el primer candidato elegido en t\u00e9cnicas de cirug\u00eda de [&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 center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"footnotes":""},"categories":[17426],"tags":[9546,45819,11199,14278,11200,67939],"class_list":["post-22796","post","type-post","status-publish","format-standard","hentry","category-alcala","tag-eliseo-carrascal-marino","tag-fernando-turegano-fuentes","tag-ignacio-perez-de-vargas-ferroni","tag-julia-bujan-varela","tag-lourdes-vidal-miralles","tag-m-gemma-pascual-gonzalez"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/22796","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/comments?post=22796"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/22796\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=22796"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=22796"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=22796"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}