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dc.contributor.authorLores Aguín, Marta
dc.contributor.authorIglesias Estévez, María
dc.contributor.authorÁlvarez Casas, Marta
dc.contributor.authorLlompart Vizoso, María Pilar
dc.contributor.authorGarcía Jares, Carmen María
dc.date.accessioned2018-01-08T14:03:06Z
dc.date.available2018-01-08T14:03:06Z
dc.date.issued2012
dc.identifier.citationLores, M., Iglesias Estévez, M., Álvarez Casas, M., Llompart, M., & García Jares, C. (2012). EExtraction of bioactive polyphenols from grape marc by a matrix solid-phase dispersion method, 8, pp. 39-47. Recuperado de http://www.usc.es/revistas/index.php/rr/article/view/790
dc.identifier.urihttp://hdl.handle.net/10347/16263
dc.description.abstractA matrix solid-phase dispersion process to extract polyphenols from grape marc, a winemaking byproduct, has been optimized by Response Surface Methodology. The dependent variables evaluated were the total polyphenols content, flavanols, hydrocynnamates, and flavonoids. The performance of the extraction method in terms of linearity and precision has also been assessed. The optimized MSPD method provides good results to extract polyphenols from white winemaking byproducts, much less studied than those from red wines, requiring low solvent consumption and being low cost and fast (15 min). The analytical instrumentation is available almost everywhere, thus becoming a ready-to-use methodology for virtually any control or winery laboratory. The optimized method has been applied to a set of bagasse samples from Albariño grapes (Vitis vinifera sp) cultivated in Galicia (NW Spain) and coming from five different types of grapevine training techniques. The vine training factor was significant on the basis of the content of the different groups of polyphenols determined in the MSPD extracts
dc.language.isoeng
dc.publisherUniversidade de Santiago de Compostela. Servizo de Publicacións e Intercambio Científico
dc.rights© IBADER- Universidade de Santiago de Compostela 2012. Este artigo está baixo unha licenza Creative Commons Recoñecemento-NonComercial-Compartir igual (https://creativecommons.org/licenses/by-nc-sa/3.0/es/)
dc.rights.urihttp://creativecommons.org/licenses/by-nc-sa/3.0/es/
dc.subjectGrape pomace
dc.subjectMatrix solid-phase dispersion
dc.subjectPolyphenols
dc.subjectVine training techniques
dc.subjectWinemaking byproducts
dc.titleExtraction of bioactive polyphenols from grape marc by a matrix solid-phase dispersion method
dc.title.alternativeExtracción de polifenoles bioactivos del bagazo de uva mediante un método de dispersión de matriz en fase sólida
dc.typejournal article
dc.relation.publisherversionhttp://www.usc.es/revistas/index.php/rr/article/view/790
dc.type.hasVersionVoR
dc.identifier.essn2255-5994
dc.rights.accessRightsopen access
dc.contributor.affiliationUniversidade de Santiago de Compostela. Departamento de Química Analítica, Nutrición e Bromatoloxía
dc.description.peerreviewedSI


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© IBADER- Universidade de Santiago de Compostela 2012. Este artigo está baixo unha licenza Creative Commons Recoñecemento-NonComercial-Compartir igual (https://creativecommons.org/licenses/by-nc-sa/3.0/es/)
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 © IBADER- Universidade de Santiago de Compostela 2012. Este artigo está baixo unha licenza Creative Commons Recoñecemento-NonComercial-Compartir igual (https://creativecommons.org/licenses/by-nc-sa/3.0/es/)





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