Figure 1. The expression of GPR173 was decreased in TNF-α-treated rheumatoid arthritis fibroblast-like synoviocytes (RA-FLSs). (A) mRNA of GPR173 as measured by real-time PCR; (B) Protein of GPR173 as measured with western blots analysis (※P < 0.01 vs. vehicle group, N = 6).