Figure 3.
Relative protein expression in different treatment groups.
NC: rats were untreated; Model: rats were injected with 0.3 mL of 4% papain into the knee joint cavity on days 1, 4 and 7 to induce osteoarthritis; Low-Dose: papain-treated rats were injected daily with 1 mg/kg quercetin; Middle-Dose: papain-treated rats were injected daily with 5 mg/kg quercetin; High-Dose: papain-treated rats were injected daily with 10 mg/kg quercetin.
#: P < 0.05 compared with NC group.
*: P < 0.05 compared with Model group.
**: P < 0.05 compared with Low-Dose group.
$: P < 0.05 compared with Middle-Dose group.
