MeRIP together with RT‐qPCR and RT‐PCR confirmed m6A methylation of ICAM2 mRNA (Figure 7Q,R), and further demonstrated that m6A methylation of ICAM2 mRNA was impaired after ATT treatment in RA‐FLSs (Figure 7S,T). This evidence concerns the gene ICAM2 and rheumatoid arthritis.