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. Author manuscript; available in PMC: 2009 Mar 18.
Published in final edited form as: Eur J Pharmacol. 2007 Mar 30;566(1-3):58–66. doi: 10.1016/j.ejphar.2007.03.037

Table 1.

Oxidant scavenging potency of flavonoids

Oxidant scavenging (% reduction) Wogonin Baicalin Baicalein Catechin Procyanidin B2
DPPH 5±3 17±4 55±4 99±1 92±5
DMPO–OOH (superoxide) 8±3 42±4 69±5 90±3 68±5
DMPO–OH (hydroxyl radical) 25±5 15±3 56±4 31±2 28±3