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In vitro antioxidant activity of polyphenol extracts with antiviral properties from Geranium sanguineum L
(PERGAMON-ELSEVIER SCIENCE LTD, 2005)
Recent evidence shows that plant polyphenols exhibit antioxidant and radical scavenging properties. By three separate and complementary methods - DPPH assay, beta-carotene-linoleic acid assay and NBT-reduction assay it was ...