As shown in Figure 1A, the MELK has a significant higher expression in 18 human cancers including BLCA, BRCA, CHOL, COAD, ESCA, GBM, HNSC, KICH, KIRC, KIRP, LIHC, LUAD, LUSC, PRAD, READ, STAD, THCA, and UCEC. Here, MELK is linked to cancer.