{"id":88480,"date":"2018-03-10T00:13:29","date_gmt":"2018-03-10T00:13:29","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-y-caracterizacion-de-la-actividad-antioxidante-de-ficocianina-aislada-de-la-microalga-spirulina-platensis\/"},"modified":"2018-03-10T00:13:29","modified_gmt":"2018-03-10T00:13:29","slug":"estudio-y-caracterizacion-de-la-actividad-antioxidante-de-ficocianina-aislada-de-la-microalga-spirulina-platensis","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-medicas\/estudio-y-caracterizacion-de-la-actividad-antioxidante-de-ficocianina-aislada-de-la-microalga-spirulina-platensis\/","title":{"rendered":"Estudio y caracterizacion de la actividad antioxidante de ficocianina aislada de la microalga spirulina platensis"},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Pi\u00f1ero Estrada Juan  Enrique <\/strong><\/h2>\n<p>En esta tesis doctoral se eval\u00faa la capacidad antioxidante de la biliprote\u00edna ficocianina de la microalga spirulina platensis.  con este prop\u00f3sito obtuvimos un extracto acuoso rico en ficocianina, a partir de la microalga spirulina platensis, al que se le determina, mediante diferentes experimentos in vitro, la acci\u00f3n antioxidante frente a las especies activas del ox\u00edgeno: radical super\u00f3xido, radial hidroxilo, radical peroxilo, per\u00f3xido de hidr\u00f3gueno y \u00e1cido hipocloroso as\u00ed como el poder de inhibici\u00f3n sobre la peroxidaci\u00f3n lip\u00eddica generada en microsomas hep\u00e1ticos. Se estudia adem\u00e1s, la acci\u00f3n protectora del extracto acuosos en cultivos celulares sh-sy5y sometidos a un modelo de da\u00f1o celular con hierro, analizando el efecto del extracto sobre la actividad enzim\u00e1tica de la glutation reductasa y las glutation proxidadas,sobre los niveles de glutation total, glutation reducido y glutation oxidado y el poder inhibitorio de los procesos de peroxidaci\u00f3n lip\u00eddica.  posteriormente, se realizan estos experimentos con la ficocianina pura, aislada por nosotros mediante la utilizaci\u00f3n de t\u00e9cnicas cromatogr\u00e1ficas, con el objetivo de corroborar la capacidad antioxidante de la biliprote\u00edna y determinar si es la ficocianina el componente responsable de la actividad manifestada por el extracto.  para ambos productos, el extracto acuoso y la ficocianina realizamos un estudio acerca de la capacidad de \u00e9stos para reaccionar con iones de hierro, metal de transici\u00f3n ivolucrado con numerosos procesos oxidativos, fen\u00f3meno que pudiera mediar la acci\u00f3n antioxidantes del extracto y la biliprote\u00edna.  este trabajo adem\u00e1s de demostrar el poder inhibitorio de la biliprote\u00edna ficocianina sobre los procesos oxidativos, establece un modelo de da\u00f1o celular en neuroblastomas sh-sy5y adecuado para el estudio del posible efecto protector de una sustancia y explica un m\u00e9todo eficiente para la purificaci\u00f3n de ficocinaina a partir de microalg<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Estudio y caracterizacion de la actividad antioxidante de ficocianina aislada de la microalga spirulina platensis<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Estudio y caracterizacion de la actividad antioxidante de ficocianina aislada de la microalga spirulina platensis <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Pi\u00f1ero Estrada Juan  Enrique <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Complutense de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 19\/01\/2001<\/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>\u00e1ngel Villar Del Fresno<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: manuel Ruiz amil <\/li>\n<li>mercedes Rebuelta lizabe (vocal)<\/li>\n<li>Jos\u00e9 Mar\u00eda Calleja suarez (vocal)<\/li>\n<li>Jos\u00e9 Jim\u00e9nez mart\u00edn (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Pi\u00f1ero Estrada Juan Enrique En esta tesis doctoral se eval\u00faa la capacidad antioxidante de la biliprote\u00edna ficocianina [&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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