WTAP and bladder transitional cell carcinoma: For example, WTAP is up-regulated in stomach adenocarcinoma (STAD), kidney renal clear cell carcinoma (KIRC) and hepatocellular carcinoma (HCC), while down-regulated in uterine corpus endometrial carcinoma (UCEC), thyroid cancer (THCA), lung adenocarcinoma (LUAD), and bladder urothelial carcinoma (BLCA) [72,80].