Table 4.

Scavenging capacity of the hexane and methanol extracts of Tilia leaves and reference compounds.

Species	Hexane	Methanol		Reference compound
	IC50 (μg/mL)	IC50 (μg/mL)		IC50 (μg/mL)
O2 •−	57.32 ± 0.58∗	27.64 ± 1.61∗	NDGA	1.027 ± 0.165
HOCl	16.67 ± 1.89∗	225.26 ± 5.30∗	Ascorbic acid	0.50 ± 0.005
H2O2	97.96 ± 4.10∗	73.25 ± 3.02∗	Pyruvate	0.120 ± 0.094
1O2	23.28 ± 1.15∗	0.80 ± 0.001∗	GSH	7.58 ± 0.25
HO•	172.4 ± 2.05+	60.12 ± 1.98∗	DMTU	1.22 ± 0.01

Data are represented as the mean ± SE of three independent assays. ANOVA followed by Dunnett's test. ∗P < 0.05 versus reference compounds.