Conversely, the expressions of BCHE, MAOA, CA2, SLC6A4, ABCG2, PPARG, CFD, CA4, PLA2G1B, CXCR2, PTGS2, ABCB1, S1PR1, AGTR1, KDR, ICAM1, MGLL, CLK1, and HSD11B1 were decreased in the tumor group compared to the normal group. The gene discussed is CA4; the disease is neoplasm.