URK has various meanings in the Health category. Discover the full forms, definitions, and usage contexts of URK in Health.
Urokinase, also known as urokinase-type plasminogen activator, is a serine protease present in humans and other animals. The human urokinase protein was discovered, but not named, by McFarlane and Pilling in 1947. Urokinase was originally isolated from human urine, and it is also present in the blood and in the extracellular matrix of many tissues.
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