As shown in Fig. 1A, the expression level of GAB2 mRNA increased in cancer in CHOL, KICH, KIRC, LIHC, PCPG, and THCA, while decreased in cancer in BLCA, BRCA, CESC, COAD, HNSC, LUAD, LUSC, PRAD, READ, and UCEC. The gene discussed is GAB2; the disease is cancer.