Fig. 5From: More natural more better: triple natural anti-oxidant puerarin/ferulic acid/polydopamine incorporated hydrogel for wound healingAntioxidant activity of hydrogels. Hydroxyl radical- (A) and DPPH•-scavenging ability of hydrogels (B). Changes in the ROS, SOD, and GPx levels and MDA content (C–F). *P < 0.05, **P < 0.01, and ***P < 0.001 when compared with the control groupBack to article page