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Wine Grape Production
Wine Grape Production
2013/6/28
Grapes are produced in many areas throughout the Commonwealth and lend themselves well to small-scale and part-time farming operations. Due to the nature of grape production, considerable production c...
Influence of various rootstocks on the yield and grape composition of Sauvignon Blanc
grapevine yield parameter grape juice quality
2014/2/25
This influence of various rootstocks on the yield and grape composition of Sauvignon Blanc was examined. The yield on rootstock 41B/72 was 1 kg/vine or more higher than on rootstocks SO4 cl. 31, Ripar...
Stabilizing Effect of Grape Seed Extract on Ascorbic Acid
grape proanthocyanidin ascorbic acid
2009/6/18
L-Ascorbic acid (AsA) has numerous biological activities. It is known that AsA is unstable under neutral and alkaline conditions, degrading almost completely within several hours, whereas it is relati...
Enin Isolated from Skin of Red Grape（Vitris vinifera）Induces Apoptosis in Human Lymphoid Leukemia Molt 4B Cells
enin growth inhibition apoptosis
2009/6/18
We have investigated the effect of extract prepared from skin of red grape (Vitris vinifera) on the growth of human lymphoid leukemia Molt 4B cells. It was found that the extract obtained by extractio...
Study of Dynamics of Polyphenol Extraction During Traditional and Advanced Maceration Processes of the Babic Grape Variety
Babic wine maceration polyphenols spectrophotometric analysis
2009/3/16
The influence of different maceration techniques on the dynamics of polyphenol extraction during the maceration of the autochthonous Croatian grape Babic has been investigated. The process of wine pro...
An Investigation on Factors Affecting Recovery of Antioxidant Phenolics and Anthocyanins from Red Grape (Vitis vinifera L.) Pomace Employing Water/Ethanol-Based Solutions
Pomace Employing Water/Ethanol-Based Solutions
2008/11/27
Extractions were performed using non-toxic media composed of water/ethanol mixtures and hydrochloric, acetic or tartaric acid. Recovery efficiency was assessed by monitoring the antiradical activity (...
Antimutagenic activity of raw materials and by-products by production of grape wines
wine grape berries polyphenolic compounds antimutagenicity
2014/3/3
The inhibition of mutagenicity was assessed by Ames test by bacterial strains Salmonella typhimurium TA98 and TA100 using two mutagens and methanolic extracts of healthy fresh berries of blue grapevin...
Multi-experimental characterisation of grape skin extracts
grape skin ethanol extracts PFE EPR DPPH ABTS
2014/3/3
Grape skins contain a plenty of different flavonoids, most of them revealing significant antioxidant properties. In this contribution, a complex study is presented of grape skin ethanol extracts, prep...
Determination of anthocyanins in red grape skin by pressurised fluid extraction and HPLC
flavonoids grapes PFE HPLC analysis
2014/3/3
Grape anthocyanins not only play an important role in the colour quality of red wines but they also have many beneficial effects on human health, e.g., reduction of coronary heart disease incidence, o...
Johanns Announces Purchase Of Up To 19.3 Million Pounds Of Grape Juice
grape juice nutrition food assistance programs
2007/1/18
WASHINGTON, Jan. 12, 2007 -- Agriculture Secretary Mike Johanns today announced USDA's plan to purchase up to 19.3 million pounds of grape juice to be donated to child nutrition and other domestic foo...