{"id":133720,"date":"1997-01-01T00:00:00","date_gmt":"1997-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/procesamiento-de-imagenes-de-macromoleculas-biologicas-a-alta-resolucion-nuevos-desarrollos-metodologicos-y-aplicacion-experimental\/"},"modified":"1997-01-01T00:00:00","modified_gmt":"1997-01-01T00:00:00","slug":"procesamiento-de-imagenes-de-macromoleculas-biologicas-a-alta-resolucion-nuevos-desarrollos-metodologicos-y-aplicacion-experimental","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/matematicas\/procesamiento-de-imagenes-de-macromoleculas-biologicas-a-alta-resolucion-nuevos-desarrollos-metodologicos-y-aplicacion-experimental\/","title":{"rendered":"Procesamiento de imagenes de macromoleculas biologicas a alta resolucion: nuevos desarrollos metodologicos y aplicacion experimental."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Jos\u00e9 Jes\u00fas Fern\u00e1ndez Rodr\u00edguez <\/strong><\/h2>\n<p>La microscopia electronica posee un gran potencial como herramienta en el estudio de problemas estructurales que son relevantes para la biolog\u00eda, biotecnolog\u00eda, medicina y otros campos afines. La microscopia electronica en conjuncion con tecnicas de procesamiento de imagen permite obtener y analizar estructuras biologicas a alta resolucion, llegando incluso a resolucion atomica. La importancia de estos metodos en el analisis de macromoleculas biologicas en el campo de la biolog\u00eda estructural es evidente.  esta tesis presenta una revision de la metodolog\u00eda clasica empleada en el analisis de las imagenes obtenidas en microscopia electronica, asi como para la reconstruccion tridimensional de los especimenes biologicos a partir de dichas imagenes. Dentro de esa revision, se explican detalladamente los ultimos avances que han tenido lugar en el campo y que, con el tiempo se estan convirtiendo en metodos estandar del procesamiento.  una vez finalizada la revision, se presentaran los nuevos desarrollos que constituyen la aportacion principal de la presente tesis doctoral. Estos tiene como objetivo el analisis de la variabilidad estructural de los especimenes biologicos que aparecen en las imagenes, asi como la deteccion precisa de la funcion de transferencia del microscopio electronico. Se muestra como ambas metodolog\u00edas permiten obtener una mejor reconstruccion tridimensional de las estructuras en estudio.  finalmente, se presentan los resultados obtenidos tras aplicar los metodos (los clasicos, los ultimos avances, y nuestros desarrollos) a dos conectores virales, los de los bacteriofagos 029 y t3.  se han llegado a obtener mapas de proyeccion de hasta 9 angstrom de resolucion, asi como las estructuras tridimensionales a unos 15 angstrom.  el trabajo que se presenta en esta tesis se encuadra en un marco multidisciplinar, en el sentido de que un gran numero de herramientas y metodolog\u00edas procedentes de campos tan distintos como pu<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Procesamiento de imagenes de macromoleculas biologicas a alta resolucion: nuevos desarrollos metodologicos y aplicacion experimental.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Procesamiento de imagenes de macromoleculas biologicas a alta resolucion: nuevos desarrollos metodologicos y aplicacion experimental. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Jos\u00e9 Jes\u00fas Fern\u00e1ndez Rodr\u00edguez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Granada<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1997<\/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 Mar\u00eda Carazo Garcia<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Manuel Cant\u00f3n Garb\u00edn <\/li>\n<li>Inmaculada Garcia Fernandez (vocal)<\/li>\n<li>Federico Mor\u00e1n Abad (vocal)<\/li>\n<li>Jos\u00e9 Lopez Carrascosa (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Jos\u00e9 Jes\u00fas Fern\u00e1ndez Rodr\u00edguez La microscopia electronica posee un gran potencial como herramienta en el estudio de [&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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