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. 2020 Apr 14;10(24):14337–14346. doi: 10.1039/d0ra00822b

DPPH˙ radical scavenging activity^a^,^b.

Name	DPPH˙ scavenging activity (EC₅₀, mM)	Name	DPPH˙ scavenging activity (EC₅₀, mM)
42a	0.13 ± 0.04	38a	0.08 ± 0.02^*
43a	0.20 ± 0.21^#	39a	>20^*,#
44a	0.13 ± 0.07	40a	0.13 ± 0.09
42b	0.43 ± 0.06^*,#	38b	0.08 ± 0.01^*
43b	>20^*,#	39b	0.32 ± 0.24^#
44b	0.28 ± 0.01^#	40b	0.10 ± 0.01^*
42c	0.42 ± 0.06^*,#	38c	0.06 ± 0.01^#
42c-1	0.04 ± 0.01^*,#	38c-1	0.06 ± 0.01^#
43c	>20^*,#	39c	0.11 ± 0.11
44c	0.67 ± 0.11^*,#	40c	0.05 ± 0.01^*
19	0.07 ± 0.02^*	20	0.06 ± 0.01^*
31	>20^*,#	30	>20^*,#
(±) Anastatins A	0.12 ± 0.12	(±) Anastatins B	0.17 ± 0.11
VC	0.23 ± 0.09 ^#	GA	0.05 ± 0.01^*

^a

Data are presented as means ± SD.

^b

*P < 0.05 vs. VC, P < 0.05 vs. GA.