NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 8,354 terms related to cancer and medicine.
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- A substance being studied in the treatment of cancer. 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 urokinase plasminogen activator (uPA)-derived peptide A6.