Specifically, the expressions of TUBB2B, XDH, MMP9, SORD, CHEK2, MIF, PLK1, CCNA2, KIF11, AURKA, CHEK1, AURKB, TOP2A, MELK, NQO1, PTGES, CA12, PDK1, and CA9 were increased in the tumor group. The gene discussed is CHEK1; the disease is neoplasm.