{"id":49224,"date":"2021-02-13T19:08:25","date_gmt":"2021-02-13T19:08:25","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/biopolimeros-con-especificidad-celular-expresion-y-propiedades-de-una-adhesina-asociada-al-antigeno-de-colonizacion-k99-en-escherichia-coli\/"},"modified":"2021-02-13T19:08:25","modified_gmt":"2021-02-13T19:08:25","slug":"biopolimeros-con-especificidad-celular-expresion-y-propiedades-de-una-adhesina-asociada-al-antigeno-de-colonizacion-k99-en-escherichia-coli","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-vida\/biopolimeros-con-especificidad-celular-expresion-y-propiedades-de-una-adhesina-asociada-al-antigeno-de-colonizacion-k99-en-escherichia-coli\/","title":{"rendered":"Biopolimeros con especificidad celular: expresion y propiedades de una adhesina asociada al antigeno de colonizacion k99 en escherichia coli"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Carlos Mar\u00eda Ferreir\u00f3s  Dom\u00ednguez <\/strong><\/h2>\n<p>Se ha estudiado comparativamente la expresion del antigeno k99 y de su adhesina asociada en capas de escherichia coli k99-positivas. El cultivo en medio con distintas concentraciones de glucosa  camp  glicerol alanina o antibioticos demuestra que las moleculas responsables de la actividad antigenica y la adherente son distintas y que sus genes estan controlados por mecanismos diferentes. Tanto el antigeno como la adhesina pudieron ser separados y purificados independientemente por metodos bioquimicos  determinandose el pi  la composicion de subunidades y otras caracteristicas de la adhesina. La presencia de la adhesina en las cepas de e.  coli les permite aglutinar globulos rojos y adherirse a varios tipos celulares. Ademas  el antigeno k99 y la adhesina aumentan la hidrofobicidad de las cepas con lo que se modifica significativamente su comportamiento frente a la fagocitosis y su capacidad parasobrevivir a la misma.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Biopolimeros con especificidad celular: expresion y propiedades de una adhesina asociada al antigeno de colonizacion k99 en escherichia coli<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Biopolimeros con especificidad celular: expresion y propiedades de una adhesina asociada al antigeno de colonizacion k99 en escherichia coli <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Carlos Mar\u00eda Ferreir\u00f3s  Dom\u00ednguez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Santiago de compostela<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1982<\/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>Benito Regueiro Varela<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Ernesto Vieitez Cortizo <\/li>\n<li>Andr\u00e9s Chordi Corbo (vocal)<\/li>\n<li>Julio Rodr\u00edguez Villanueva (vocal)<\/li>\n<li>Benito Regueiro Varela (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Carlos Mar\u00eda Ferreir\u00f3s Dom\u00ednguez Se ha estudiado comparativamente la expresion del antigeno k99 y de su adhesina [&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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