Fig. 2

In vitro antioxidant activities of GLE, CVE, and GLE-CVE combination in comparison with Asc. (a) Total antioxidant capacities (TAC) (b) NO scavenging activity (c) superoxide anion and hydroxyl radical scavenging activities, and (d) DPPH scavenging activity, anti-lipid peroxidation effect, and ferric reducing power. Results are expressed as Mean ± S.E. Different letters for the same parameter are significantly different at p < 0.05