Figure 2. IL-1β reduced the expression of GPR120 in ATDC5 chondrocytes. Cells were treated with IL-1β (10 ng/ml) for 12, 24, and 48 h. (A) mRNA expression of GPR120; (B) Protein expression of GPR120 (^, ^^, ^^^, P<0.01, 0.001, 0.0001 vs. control group, n=4-5).