Fig. 3
From: Aligned electrospun fiber film loaded with multi-enzyme mimetic iridium nanozymes for wound healing
a The cell viability of NIH-3T3 after different treatments. b The cell protective effect of PVP-Ir NPs loaded fiber film against H2O2 treatment. c The flow cytometry quantification of cellular ROS stained by DCFH-DA. d Fluorescence photos of the intracellular ROS. e The effect of inducing cell orientation growth of various GelMA fiber films. The scale bars are 200 μm in d, and e