Fig. 5From: Reactive oxygen species (ROS)-responsive nanoprobe for bioimaging and targeting therapy of osteoarthritisMacroscopic appearance and scoring of cartilage femoral condyles after treatment for 2 and 4 weeks. a The macroscopic observation and b the macroscopic scores of cartilages after IA-injection with PBS, DEX, CAPP@DEX, TKP@DEX or TKCP@DEX (n = 6; mean ± SD)Back to article page