Through an examination of the relationship between AURKB promoter methylation and cancer, it was observed that AURKB expression increased as the methylation level decreased in various types of cancer, including BLCA, BRCA, HNSC, LUAD, KIRC, KIRP, LIHC, THCA, PRAD, READ and UCEC. The gene discussed is AURKB; the disease is cancer.