IL17A and staphylococcus aureus infection: According to MetaScape database analysis, AF-related differential genes were mainly related to hsa04060: cytokine-cytokine receptor interaction (P = 0.001, n = 9), hsa04657: IL-17 signaling pathway (P = 0.0016, n = 5), and hsa05150: Staphylococcus aureus infection (P = 0.002, n = 4) (Figure 3(d)).