Research Article
Nanoparticles Containing Hyaluronan Acid and Astragalus Polysaccharides for Treating Osteoarthritis
Figure 4
The protein levels of OPN and iNOS in articular chondrocytes. OA chondrocytes were pretreated with various concentrations of APS-loaded nanoparticles. compared with the control group; # compared with the IL-1β group. OPN: osteopontin.