IL17A and rheumatoid arthritis: In the upregulated category, they were mineral absorption (hsa04978, adjusted P-value = 7.20 × 10-5), rheumatoid arthritis (hsa05323, adjusted P-value = 2.24 × 10-4), and IL-17 signaling pathway (hsa04657, adjusted P-value = 2.24 × 10-4) (Figure 1D).