Fig. 4: Analysis of reactive oxygen species of the hydrogels.
From: Reactive oxygen species-generating hydrogel platform for enhanced antibacterial therapy
a Electron paramagnetic resonance (EPR) spectrum of ZnO, HAZ, and HCZ. b H2O2 concentrations generated from HAZ and HCZ hydrogels with different amounts of ZnO. c Optic images of color change of GSH after hydrogel immersion at 37 °C for 0 h and 3 h, respectively (scale bar: 2 cm). d Loss of GSH level after treating with hydrogels for 3 h. e The level of intracellular ROS generation in S. aureus after treatment with HAZ and HCZ hydrogels (*p < 0.05).
