YAP1 and neoplasm: Compared with normal tissues, the upregulated YAP1 mRNA expression was observed consistently in tumor tissues in CHOL, COAD, LIHC, STAD, and moreover in DLBC, ESCA, GBM, KICH, KIRC, KIRP, LGG, PAAD, READ, STAD, TGCT, and THCA (Figure 1B).