Definition of "urothelial" [urothelial]

• Of or pertaining to the bladder and upper urinary tract. This can sometimes, but not always, include the pelvis region. (adjective)

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• "Cremonezzi et al describe melamine as a "tumorigenic agent" (2) that induced "pre-neoplastic (pre-cancerous) urothelial proliferation" (2) Cats fed 2000 ppm melamine and cyanuric acid developed lethal kidney failure in just 2 days (3), so perhaps humans fed 2 parts per million melamine and cyanuric acid will developed lethal kidney failure in 2000 days or about six years."
• "Essentially, doctors first took biopsies of each patient's bladder tissue to obtain the bladder's two key cell types -- the urothelial cells lining the inside and the muscle cells on the outer surface."
• "Encouraging antitumor activity was also seen in patients with cholangiocarcinoma, transitional cell urothelial carcinoma, and ovarian cancer."