{"id":97438,"date":"2018-03-11T10:17:59","date_gmt":"2018-03-11T10:17:59","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/deteccion-de-factores-de-virulencia-de-staphylococcus-aureus-leucocidina-de-panton-valentine\/"},"modified":"2018-03-11T10:17:59","modified_gmt":"2018-03-11T10:17:59","slug":"deteccion-de-factores-de-virulencia-de-staphylococcus-aureus-leucocidina-de-panton-valentine","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/microbiologia-clinica\/deteccion-de-factores-de-virulencia-de-staphylococcus-aureus-leucocidina-de-panton-valentine\/","title":{"rendered":"Deteccion de factores de virulencia de staphylococcus aureus. leucocidina de panton-valentine"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Raquel Blanco Gonzalez <\/strong><\/h2>\n<p>En el presente trabajo de investigaci\u00f3n se han analizado 2 107 cepas de staphylococcus aisladas en el hospital de basurto entre 2005 y 2008, para la detecci\u00f3n del factor de virulencia leucocidina de panton-valentine (pvl). Del total, 2 019 eran s. Aureus. Se detectaron 47 cepas positivas para este factor de virulencia pertenecientes a 40 pacientes. Al analizar las cepas eliminando los duplicados obtuvimos 1 334 cepas, 983 s. Aureus resistentes a la meticilina y 351 sensibles. Treinta de los 40 pacientes con un aislamiento positive para la pvl eran espa\u00f1oles (75%).  se realiz\u00f3 un estudio de los patrones de susceptibilidad antimicrobiana, as\u00ed como la caracterizaci\u00f3n por pcr de 15 toxinas estafiloc\u00f3cicas, detecci\u00f3n del gen arca como marcador de acme y la detecci\u00f3n de 6 o m\u00e1s repeticiones at en el gen sacol0058. Se realiz\u00f3 tipado molecular de las cepas mediante detecci\u00f3n de agr, spa-typing, mlst, sccmec y electroforesis de campo pulsado tras la digesti\u00f3n mediante smai.  veinticinco aislamientos fueron agr1, 24 de ellos st8 (60%) y se consideraron como pertenecientes al clon usa300 o altamente relacionados con \u00e9l, el otro aislamiento perteneci\u00f3 al st152. Un aislamiento fue agr2, st573. Nueve aislamientos fueron agr3, uno pertenec\u00eda al clon european st80-mrsa-iv, 6 al clon st30 (15%) y 2 al st1. Los 5 \u00faltimos aislamientos eran agr4 st121 (12.5%). por primera vez en europa se define al clon usa300 o altamente relacionado con \u00e9l como el predominante entre las cepas pvl positivas en la poblaci\u00f3n aut\u00f3ctona. Se deber\u00eda llevar a cabo futuros estudios de vigilancia de este clon debido a su elevada virulencia y transmisibilidad, ya conocida por su comportamiento en los ee.Uu.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Deteccion de factores de virulencia de staphylococcus aureus. leucocidina de panton-valentine<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Deteccion de factores de virulencia de staphylococcus aureus. leucocidina de panton-valentine <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Raquel Blanco Gonzalez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Pa\u00eds vasco\/euskal herriko unibertsitatea<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 25\/11\/2009<\/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>Ramon Cisterna Cancer<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: benito Regueiro garcia <\/li>\n<li>Miguel Gobernado serrano (vocal)<\/li>\n<li>felipe Miguel de la villa (vocal)<\/li>\n<li>frederic Laurent (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Raquel Blanco Gonzalez En el presente trabajo de investigaci\u00f3n se han analizado 2 107 cepas de staphylococcus [&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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