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Influence of UV and ozonised water treatment on trans-resveratrol content in berry skins and juices of Franc and Green Veltliner grapes
grape juices stilbens content UV irradiation ozonisation
2015/5/18
Grapes from two varieties – Franc (red) and Green Veltliner (white) were processed using UV radiation at selected powers and times. Irradiated grapes were stored for 24, 48, and 72 h at room temperatu...
Relations between polyphenols content and antioxidant activity in vine grapes and leaves
vine grapes vine leaves stems downy mildew powdery mildew grey mould piceid resveratrol caftaric acid catechin epicatechin photochemiluminescence DPPH FRAP
2008/3/3
The occurrence and content of some polyphenols and the antioxidant activity of compounds present in grape berries, stems and leaves of Vitis vinifera L. were evaluated. Three white and three blue vari...