{"id":40235,"date":"1999-01-01T00:00:00","date_gmt":"1999-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/efecto-de-la-elaboracion-de-confituras-de-fresa-y-frambuesa-sobre-sus-constituyentes-fenolicos-de-interes-en-la-calidad-organoleptica-y-nutricional\/"},"modified":"1999-01-01T00:00:00","modified_gmt":"1999-01-01T00:00:00","slug":"efecto-de-la-elaboracion-de-confituras-de-fresa-y-frambuesa-sobre-sus-constituyentes-fenolicos-de-interes-en-la-calidad-organoleptica-y-nutricional","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-tecnologicas\/efecto-de-la-elaboracion-de-confituras-de-fresa-y-frambuesa-sobre-sus-constituyentes-fenolicos-de-interes-en-la-calidad-organoleptica-y-nutricional\/","title":{"rendered":"Efecto de la elaboracion de confituras de fresa y frambuesa sobre sus constituyentes fenolicos de interes en la calidad organoleptica y nutricional."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Pilar Zafrilla Rentero <\/strong><\/h2>\n<p>En la presente memoria se realiza un estudio de ciertos compuestos fen\u00f3licos, presentes en las confituras de fresa y frambuesa, en relaci\u00f3n con el color y posible importancia nutricional.  1  se plantea el papel que pueden jugar los antocianos presentes en diferentes frutos y confituras, en la caracterizaci\u00f3n de estos alimentos.  2  se optimizan las t\u00e9cnicas de extracci\u00f3n, an\u00e1lisis e identificaci\u00f3n de los diferentes compuestos fen\u00f3licos.  3  se determina la influencia que ejerce la variedad de fruta empleada, la congelaci\u00f3n del fruto previo a la elaboraci\u00f3n del alimento, el tipo de procesado y las condiciones de conservaci\u00f3n en los antocianos, flavonoles, vitamina c y \u00e1cido el\u00e1gico, en relaci\u00f3n con sus propiedades organol\u00e9pticas y nutricionales. y, por \u00faltimo, se determina la actividad antioxidante de los componentes de frutos y confituras.  tambi\u00e9n cabe destacar la identificaci\u00f3n, por primera vez en la naturaleza, de tres derivados del \u00e1cido el\u00e1igo.  para todo ello se emplean t\u00e9cnicas de cromatograf\u00eda l\u00edquida anal\u00edtica y semipreparativa, colorim\u00e9tricas, espectrofotom\u00e9tricas, espectrosc\u00f3picas (masas de impacto electr\u00f3nico y bombardeo at\u00f3mico) y espectrometr\u00eda rmn.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Efecto de la elaboracion de confituras de fresa y frambuesa sobre sus constituyentes fenolicos de interes en la calidad organoleptica y nutricional.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Efecto de la elaboracion de confituras de fresa y frambuesa sobre sus constituyentes fenolicos de interes en la calidad organoleptica y nutricional. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Pilar Zafrilla Rentero <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Murcia<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1999<\/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> Tomas Barberan Francisco A.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: julian Rivas gonzalo <\/li>\n<li>alfonso Ros barcelo (vocal)<\/li>\n<li> Ferreres de arce federico (vocal)<\/li>\n<li>pedro Abellan ballesta (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Pilar Zafrilla Rentero En la presente memoria se realiza un estudio de ciertos compuestos fen\u00f3licos, presentes en [&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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