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NCI Dictionary of Cancer Terms


adenosine triphosphate  listen  (uh-DEH-nuh-seen try-FOS-fayt)

  A substance present in all living cells that provides energy for many metabolic processes and is involved in making RNA. Adenosine triphosphate made in the laboratory is being studied in patients with advanced solid tumors to see if it can decrease weight loss and improve muscle strength. Also called ATP.