{"id":13661,"date":"2001-06-11T00:00:00","date_gmt":"2001-06-11T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/extraccion-y-caracterizacion-de-ingredientes-alimentarios-de-fracciones-de-gevuina-avellana-y-rosa-rubigionsa\/"},"modified":"2001-06-11T00:00:00","modified_gmt":"2001-06-11T00:00:00","slug":"extraccion-y-caracterizacion-de-ingredientes-alimentarios-de-fracciones-de-gevuina-avellana-y-rosa-rubigionsa","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ingenieria-y-tecnologia-quimicas\/extraccion-y-caracterizacion-de-ingredientes-alimentarios-de-fracciones-de-gevuina-avellana-y-rosa-rubigionsa\/","title":{"rendered":"Extracci\u00f3n y caracterizaci\u00f3n de ingredientes alimentarios de fracciones de gevuina avellana y rosa rubigionsa."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Andr\u00e9s Moure Varela <\/strong><\/h2>\n<p>Gevuina avellana y rosa rubiginosa son semillas fuente de aceites convencionales, el residuos s\u00f3lido tras la extracci\u00f3n del aceite presenta un alto potencial como fuente alternativa para la producci\u00f3n de productos de inter\u00e9s en la industria alimentaria. Se caracteriza la composici\u00f3n y la calidad nutritiva de las harinas procedentes de diversos procesos de extracci\u00f3n de aceite encontrandose que las harinas procedentes del desgrasado con disolvente convencional (hexano) presenta la mayor calidad nutritiva. La fracci\u00f3n proteica de ambas semillas se caracteriza determinando las fracciones proteicas mayoritarias. Se encuentra como fracciones mayoritarias alb\u00faminas, globulinas y glutelinas. Se lleva a cabo la optimizaci\u00f3n de la extracci\u00f3n para la producci\u00f3n de aislados protecios ecnontr\u00e1ndose que los productos proteicos en la g. Avellana mediante tecnolog\u00eda de membranas de ultrafiltraci\u00f3n, presenta un buen comportamiento en el escalado del proceso obteni\u00e9ndose productos de buena calidad nutricional y funcional.  las harinas desgrasadas de estas semillas continene compuestos fenol\u00edcos que pueden reducir la calidad nutritiva de estas harinas siendo su extracci\u00f3n recomendable para la mejora en su calidad, a la vez que estos compuestos extra\u00eddos se puden aplicar como productos antioxidantes en la extabilizaci\u00f3n  de los propios aceites vegetales de estas semillas. Los extractos obtenidos cuando se emplea etanol y metanol como disolvente de extracci\u00f3n para la harina de rosa rubiginosa y para las c\u00e1scaras de la g. Avellana presentan un compartimiento oxidante similar al obtenido con antioxidantes sint\u00e9ticos.  la fracci\u00f3n de fibra diet\u00e9tica presente en estas semilla presenta un alto valor para la rosa rubiginosa mientras que gevuina avellana la relaci\u00f3n entre la fracci\u00f3n soluble e insoluble es elevada convirtiendo a esta semilla en una interesante fuente de fibra diet\u00e9tica. La fracci\u00f3n de fibra soluble extra\u00edda de estas s<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Extracci\u00f3n y caracterizaci\u00f3n de ingredientes alimentarios de fracciones de gevuina avellana y rosa rubigionsa.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Extracci\u00f3n y caracterizaci\u00f3n de ingredientes alimentarios de fracciones de gevuina avellana y rosa rubigionsa. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Andr\u00e9s Moure Varela <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Vigo<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 06\/11\/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>Herminia Dominguez Gonz\u00e1lez<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Juan  manuel Lema rodicio <\/li>\n<li>josep llu\u00eds Torres sim\u00f3n (vocal)<\/li>\n<li>Francisco Millan rodriguez (vocal)<\/li>\n<li> Portela da gama Francisco Miguel (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Andr\u00e9s Moure Varela Gevuina avellana y rosa rubiginosa son semillas fuente de aceites convencionales, el residuos s\u00f3lido [&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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