In vitro Antioxidant Activity of Methanol Extract of Allium scorodoprasum 1131 Robards et al., 1999, so the search for raw materials containing potent natural. Microsoft Calendar Control Vb6 Download . In vitro antioxidant and free radical scavenging studies of alcoholic extract of medicago sativa l.In vitro antioxidant activity of some Teucrium species Lamiaceae.Pub. Med. Abstract.Antioxidant Activity Pdf' title='Antioxidant Activity Pdf' />The chemical composition and antioxidant activity of different extracts diethyl ether, ethyl acetate and n butanol obtained from Teucrium species T.T. montanum, T. polium were investigated in this work.Phytochemical screening of the plant extracts proved the presence of flavonoids luteolin, apigenin andor diosmetin.The chemical composition of extracts was evaluated by HPLC and spectrophotometry.Antioxidant activities of the extracts were evaluated using three complementary in vitro assays inhibition of DPPH 1,1 diphenyl 2 picrylhydrazyl radical, inhibition of hydroxyl radicals and protection of beta carotene linoleic acid model system.In the first two assays, strong inhibitory activity was shown by T.T. chamaedrys extracts.In the beta carotene linoleic acid model system, extracts from T.These findings demonstrated that Teucrium species possess free radical and hydroxyl radical scavenging activity as well as antioxidant activity in vitro.
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