FGF18 and posterior cortical atrophy: The expression levels of the oncogenes, including ALB, APOE, F2, and FAP, and the tumor suppressor genes, including BDNF, MET, PLG, MMP1, ITGA6, ITGA5, FGF18, CD44, CXCL12, IL10, and ITGB3, were significantly increased and decreased, respectively, in PCa patients compared to the healthy group (P < 0.05) (Table 8).