Fig. 1From: Antioxidant activities and oxidative stress inhibitory effects of ethanol extracts from Cornus officinalis on raw 264.7 cellsAntioxidant activities of various concentrations of Cornus officinalis. a DPPH scavenging activity. b ABTS radical scavenging activity. c FRAP value. Values are the mean ± SEM of experiments in triplicate (n = 3). Values expressed by different letters are significantly different at p < 0.05Back to article page