{"id":6481,"date":"1995-01-01T00:00:00","date_gmt":"1995-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/1995\/01\/01\/resistencia-a-antibioticos-glicopeptidicos-en-el-genero-enterococcus\/"},"modified":"1995-01-01T00:00:00","modified_gmt":"1995-01-01T00:00:00","slug":"resistencia-a-antibioticos-glicopeptidicos-en-el-genero-enterococcus","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-vida\/resistencia-a-antibioticos-glicopeptidicos-en-el-genero-enterococcus\/","title":{"rendered":"Resistencia a antibioticos glicopeptidicos en el genero enterococcus."},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Reguera Marquez Juan  Antonio <\/strong><\/h2>\n<p>Estudiamos la sensibilidad de los aislamientos de enterococos del hospital ramon y cajal (Madrid) en el periodo 1988-1993. La resistencia a ampicilina fue del 3,15%, con una ligera tendencia alcista en el periodo. La resistencia de alto nivel a estreptomicina fue del 39,57%. El 0,66% de las cepas fueron resistentes a vancomicina (van) y el 0,18% presentaron sensibilidad intermedia.  entre 1988 y 1989 se produjeron los primeros aislamientos de enterococos resistentes a van en diferentes hospitales espa\u00f1oles. Nos propusimos la caracterizacion de nueve cepas, una de enterococcus faecium, una de enterococcus avium, y siete de enterococcus faecalis. Todas las cepas de e. Faecium y e. Faecalis presentaron: resistencia de alto nivel a van y teicoplanina (tei), una proteina inducible de 39,8 kda por van y tei, caracteristicas tipicas del fenotipo vana. La cepa e. Avium son144 presento un fenotipo distinto de los definidos en la literatura, con resistencia de alto nivel a van y tei, y de tipo constitutivo. No hibrido con el oligonucleotido especifico de vana.  las cepas de fenotipo vana hibridaron con un oligonucleotido especifico de vana, y los genes de resistencia estaban albergados en plasmidos conjugativos (frecuencias entre 1&#215;10-1 y 2,5&#215;10-6), con tama\u00f1o comprendido entre 35,5 y 103 kb. Hallamos cinco tipos de plasmidos, y dos de ellos respondieron a una feromona. Un mismo plasmido, pvr-2, fue encontrado en aislamientos procedentes de Madrid y tarrasa.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Resistencia a antibioticos glicopeptidicos en el genero enterococcus.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Resistencia a antibioticos glicopeptidicos en el genero enterococcus. <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Reguera Marquez Juan  Antonio <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Complutense de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1995<\/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>Jos\u00e9 Claudio P\u00e9rez D\u00edaz<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: C\u00e9sar Nombela Cano <\/li>\n<li>Carmen Torres Manrique (vocal)<\/li>\n<li>Fernando Baquero Mochales (vocal)<\/li>\n<li>Joaquin Martinez Suarez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Reguera Marquez Juan Antonio Estudiamos la sensibilidad de los aislamientos de enterococos del hospital ramon y cajal [&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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