{"id":69012,"date":"2004-05-07T00:00:00","date_gmt":"2004-05-07T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-y-caracterizacion-de-aislados-de-enterococcus-spp-obtenidos-de-aves-silvestres\/"},"modified":"2004-05-07T00:00:00","modified_gmt":"2004-05-07T00:00:00","slug":"estudio-y-caracterizacion-de-aislados-de-enterococcus-spp-obtenidos-de-aves-silvestres","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-y-caracterizacion-de-aislados-de-enterococcus-spp-obtenidos-de-aves-silvestres\/","title":{"rendered":"Estudio y caracterizaci\u00f3n de aislados de enterococcus spp obtenidos de aves silvestres"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Cristina Ballesteros Tercero <\/strong><\/h2>\n<p>Este estudio se ha centrado en describir las especies de enterococos presentes en el intestino de las especies analizadas y las posibles relaciones entre \u00e9stas y las caracter\u00edsticas del ave (\u00e1rea de alimentaci\u00f3n, tipo de dieta, car\u00e1cter migratorio o sendentario, ..), As\u00ed como determinar su perfil de resistencia frente a nueve antimicrobianos: penicilina, amoxicilina, trimetoprim, gentamicina, eritromicina, ciprofloxacina, bacitracina, virginiamicina y con especial inter\u00e9s frente a vancomicina.  se han analizado 511 individuos pertenecientes a 41 especies de aves distintas, aisl\u00e1ndose diez especies diferentes de enterococos. E.Faecalis fue aislado en el 77,1% de los individuos, e.Faecium en el 13,3%, e.Hirae en el 6,65, e.Avium en el 6%, y el resto de los aislados (e.Casseliflavus, e.Durans, e.Gallinarum, e.Moraviensis, e.Mundtii y e.Raffinosus) se presentaron de forma espor\u00e1dica.  la composici\u00f3n y diversidad de especies de entrococos en las heces de aves silvestres parece depender sobre todo de la alimentaci\u00f3n y condiciones del ambiente en el que se desarrolla el ciclo vital del hospedador. As\u00ed, los animales en estado cautivo o de h\u00e1bitats periurbanos o que presentan una dieta oportunista son los que presentan una mayor diversidad de enterococcos. por el contrario, cuando existe una especializaci\u00f3n en un alimento y\/o habitan en ambientes con menor influencia de la actividad humana se encuentra una menor diversidad de enterococos.  para determinar las posibles relaciones gen\u00e9ticas entre los aislados se emple\u00f3 la t\u00e9cnica de pfge en aislados de las especies e.Faecalls y e.Faecium. en ambas especies se encontr\u00f3 una gran variedad gen\u00e9tica. Los aislados de e.Faecalis formaban genogrupos seg\u00fan la especie de hospedador de origen. asimismo, en aquellas especies coloniales, que en el estudio corresponden a las especies ping\u00ed\u00bcino de magallanes (spheniscus magellanicus) y cern\u00edcalo primilla (falco naumann\u00ed), donde se producen<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Estudio y caracterizaci\u00f3n de aislados de enterococcus spp obtenidos de aves silvestres<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Estudio y caracterizaci\u00f3n de aislados de enterococcus spp obtenidos de aves silvestres <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Cristina Ballesteros Tercero <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Complutense de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 05\/07\/2004<\/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>V\u00edctor Briones Dieste<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: lucas Dom\u00ednguez rodr\u00edguez <\/li>\n<li>Santiago Merino rodr\u00edguez (vocal)<\/li>\n<li>Juan Moreno klemling (vocal)<\/li>\n<li>Jaime Potti s\u00e1nchez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Cristina Ballesteros Tercero Este estudio se ha centrado en describir las especies de enterococos presentes en el [&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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