Compared to the corresponding adjacent normal tissues, we found a higher PTPN3 expression in BLCA, CESC, KICH, LUSC, STAD, and UCEC, and a lower PTPN3 expression in BRCA, GBM, HNSC, KIRC, KIRP and LIHC (p < 0.05) (Fig. 2D). Here, PTPN3 is linked to bladder transitional cell carcinoma.