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NCI Dictionary of Cancer Terms

urokinase plasminogen activator (uPA)-derived peptide A6  listen  (YOOR-oh-KY-nays plaz-MIH-noh-jen AK-tih-vay-ter … deh-RIVED PEP-tide …)

  A substance being studied in the treatment of cancer. Urokinase plasminogen activator (uPA)-derived peptide A6 is a small piece of a protein called urokinase (an enzyme that dissolves blood clots or prevents them from forming). It is a type of antiangiogenesis agent and a type of antimetastatic agent. Also called A6.