Table 2.

IC₅₀ (half maximal inhibitory concentration)  in vitro antioxidant values of propolis from Kashmir Himalaya.

	IC50 (µg/mL)	R 2	Reference	IC50 (µg/mL)	R 2
DPPH scavenging	52.16 ± 6.39	0.985	Vitamin C	11.28 ± 5.23	0.998
NO• scavenging	74.62 ± 5.23	0.973	Chrysin	51.02 ± 3.63	0.989
O2 •− scavenging	34.77 ± 4.23	0.991	Quercetin	42.54 ± 5.10	0.997

Each value was presented as the mean ± S.E.M; n = 3.