CRP and rheumatoid arthritis: The higher expression of miR-146b-3p in synovial tissues was also associated with the increasing ESR (r = 0.879, Fig. 2e), CRP (r = 0.852, Fig. 2f), anti-CCP (r = 0.852, Fig. 2g), and RF (r = 0.844, Fig. 2h) of RA patients (P < 0.0001).