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Mostrando ítems 1-10 de 23
Artículo
Comparative Study of Phenolic Profile, Antioxidant Capacity, and Color-composition Relation of Roselle Cultivars with Contrasting Pigmentation
(Springer Nature, 2016)
Roselle is a plant that accumulates anthocyanins significantly, hence its importance as food coloring and as a source of antioxidant compounds for human health. This study was aimed to determine phenolic composition and ...
Artículo
Effects of in vitro gastrointestinal digestion on phenolic compounds and antioxidant activity of different white winemaking byproducts extracts
(Elsevier, 2018)
The effect of in vitro gastrointestinal digestion on phenolic composition and antioxidant activity of different white winemaking byproducts extracts (grape pomace and its parts: seeds, skins and stems) was evaluated. ...
Artículo
Study of Zalema Grape Pomace: Phenolic Composition and Biological Effects in Caenorhabditis Elegans
(American Chemical Society, 2013)
The phenolic composition of the extractable fraction of Zalema grape pomace has been analyzed by HPLC-DAD-MS and consisted of mainly flavanols and flavonols (122.75 and 23.11 mg/100 g dry pomace, respectively). The antioxidant ...
Artículo
Antioxidant Potential of White Grape Pomaces: Phenolic Composition and Antioxidant Capacity Measured by Spectrophotometric and Cyclic Voltammetry Methods
(Elsevier, 2014)
Antioxidant potential of white grape pomaces from nine different varieties has been evaluated and compared to Zalema variety. The detailed phenolic composition was measured by RRLC/MS, the total phenolic content (TPC) by ...
Artículo
Artículo
Effects of in Vitro Gastrointestinal Digestion on Phenolic Compounds and Antioxidant Activity of Different White Winemaking Byproducts Extracts
(Elsevier, 2018)
The effect of in vitro gastrointestinal digestion on phenolic composition and antioxidant activity of different white winemaking byproducts extracts (grape pomace and its parts: seeds, skins and stems) was evaluated. ...
Artículo
Pre-fermentative addition of an enzymatic grape seed hydrolysate in warm climate winemaking. Effect on the differential colorimetry, copigmentation and polyphenolic profiles
(Elsevier, 2016-10-15)
The effect of adding an enzymatic hydrolysate of grape seeds (EH-GS) during Syrah wine fermentation in a warm climate has been evaluated. We focused on the polyphenolic composition as well as the application of differential ...
Artículo
Cyclic Voltammetry to Evaluate the Antioxidant Potential in Winemaking by-products
(Elsevier, 2017)
Grape pomace is composed of seeds, skins and stems that are an important source of phenolic substances, which have antioxidant properties and potential benefits to human health. Cyclic voltammetry (CV) has been used to ...
Artículo
Effect of the time of cold maceration on the evolution of phenolic compounds and colour of Syrah wines elaborated in warm climate
(Wiley, 2014-08)
The effect of different cold maceration times on Syrah red wines from warm climate has been evaluated. Differential colorimetry and tristimulus colorimetry were applied to colour data at different points of the vinification ...
Artículo
Removal of phenolic, turbidity and color in sugarcane juice by electrocoagulation as a sulfur-free process
(Elsevier, 2019)
This work analyzed the use of electrocoagulation as substitute for sugarcane clarification process using sulfitation. It was evaluated technological parameters (Icumsa color and turbidity), phenolic compounds content and ...