{"id":76432,"date":"2018-03-09T23:21:47","date_gmt":"2018-03-09T23:21:47","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-epidemiologico-y-experimental-de-la-transmision-y-control-del-virus-maedi-visna-en-ovino-lechero-de-raza-latxa-del-paa%c2%ads-vasco\/"},"modified":"2018-03-09T23:21:47","modified_gmt":"2018-03-09T23:21:47","slug":"estudio-epidemiologico-y-experimental-de-la-transmision-y-control-del-virus-maedi-visna-en-ovino-lechero-de-raza-latxa-del-paa%c2%ads-vasco","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-vida\/estudio-epidemiologico-y-experimental-de-la-transmision-y-control-del-virus-maedi-visna-en-ovino-lechero-de-raza-latxa-del-paa%c2%ads-vasco\/","title":{"rendered":"Estudio epidemiol\u00f3gico y experimental de la transmisi\u00f3n y control del virus maedi-visna en ovino lechero de raza latxa del pa\u00eds vasco"},"content":{"rendered":"<h2>Tesis doctoral de <strong>  \u00e1lvarez Maiztegui Mar\u00eda Vega <\/strong><\/h2>\n<p>En esta tesis se presentan resultados de un estudio epidemiol\u00f3gico y un estudio experimental con el objetivo de investigar la transmisi\u00f3n y el control del virus maedi-visna (vmv) en reba\u00f1os ovinos de raza latxa del pa\u00eds vasco. La investigaci\u00f3n comenz\u00f3 con un an\u00e1lisis retrospectivo de los resultados de un estudio serol\u00f3gico frente al vmv mediante la t\u00e9cnica de inmunodifusi\u00f3n en gel de agar (idga), entre 1994 y 1999 en 10 reba\u00f1os, 4 de los cuales criaron la reposici\u00f3n artificialmente con calostro bovino mediante biber\u00f3n y, 6 lo hicieron de forma natural con la madre. El riesgo de seroconversi\u00f3n no dependi\u00f3 del tipo de cr\u00eda durante la lactancia y se asoci\u00f3 significativa e independientemente al grado de contacto horizontal con animales infectados, a la edad del animal y al estado de seropositividad y edad de la madre. M\u00e1s concretamente, la seroconversi\u00f3n aument\u00f3 al incrementarse el grado de contacto con ovinos seropositivos y se observ\u00f3 una interacci\u00f3n entre estas variables y la edad de los animales de manera que, para un mismo gado de contacto, el riesgo de seroconversi\u00f3n aument\u00f3 hasta los 4 a\u00f1os de edad.  adem\u00e1s, el riesgo de seroconversi\u00f3n fue menor para las hijas de ovejas seronegativas &gt;4 a\u00f1osde edad que para las hijas de otras ovejas y esto sugiere que existe un componente de resistencia y susceptibilidad asociado a la infecci\u00f3n por vmv como se ha descrito para otras infecciones por lentivirus. los resultados de esta investigaci\u00f3n son \u00fatiles en la instaurai\u00f3n de programas de control del vmv de modo que: (i) la cr\u00eda artificial de corderos no parece ventajosa para reducir el riesgo de infecci\u00f3n por vmv si no se previene el contagio horizontal (ii) dejar para reposici\u00f3n las hijas de madres mayores seronegativas, (iii) es recomendable esclarecer los mecanismos de transmisi\u00f3n horizontal del vmv a priori reducir en lo posible el tiempo y el hacinamiento de los animales en estabulaci\u00f3n y por \u00faltimo, (iv)<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Estudio epidemiol\u00f3gico y experimental de la transmisi\u00f3n y control del virus maedi-visna en ovino lechero de raza latxa del pa\u00eds vasco<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Estudio epidemiol\u00f3gico y experimental de la transmisi\u00f3n y control del virus maedi-visna en ovino lechero de raza latxa del pa\u00eds vasco <\/li>\n<li><strong>Autor:<\/strong>\u00a0  \u00e1lvarez Maiztegui Mar\u00eda Vega <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Le\u00f3n<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 29\/09\/2005<\/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> Berriatua Fern\u00e1ndez De Larrea Eduardo<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Juan  Francisco Garcia marin <\/li>\n<li> Juste jord\u00e1n ram\u00f3n a. (vocal)<\/li>\n<li>beatriz Amorena zabalza (vocal)<\/li>\n<li>jordi Casal f\u00e1brega (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de \u00e1lvarez Maiztegui Mar\u00eda Vega En esta tesis se presentan resultados de un estudio epidemiol\u00f3gico y un estudio [&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":[35,4430,6956,280],"tags":[164910,28739,117560,45535,28733,69509],"class_list":["post-76432","post","type-post","status-publish","format-standard","hentry","category-ciencias-de-la-vida","category-leon","category-retrovirus","category-virologia","tag-alvarez-maiztegui-maria-vega","tag-beatriz-amorena-zabalza","tag-berriatua-fernandez-de-larrea-eduardo","tag-jordi-casal-fabrega","tag-juan-francisco-garcia-marin","tag-juste-jordan-ramon-a"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/76432","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=76432"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/76432\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=76432"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=76432"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=76432"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}