KRT222 and atrial fibrillation: The expressions of β2GP1, CAMK1G, CIDE3, FAM213A, HSL, KRT222, and NCEH1 were significantly more abundant in AF than in other tissues (ANOVA, p < 0.05), while ADM2 exhibited no remarkable difference in BR, HE, MI, FI, HI, SP, MU, SK, and GI (ANOVA, p > 0.05, Figure 5A–H).