Fig. 3From: Zn-MOF hydrogel: regulation of ROS-mediated inflammatory microenvironment for treatment of atopic dermatitisA Particle size distribution of ZIF-8. B The morphology and size of ZIF-8 nanoparticles verified by SEM. C Scanning electron microscopy (SEM) visualization of Gel@ZIF-8 (scale bar = 60 μm). D Cumulative release profile of Zn2+ from Gel@ZIF-8 (n = 3). ** and *** indicate p < 0.01 and p < 0.001, respectivelyBack to article page