tumor-infiltrating lymphocyte therapy
(TOO-mer-IN-fil-TRAY-ting LIM-foh-site THAYR-uh-pee)
A type of treatment in which tumor-infiltrating lymphocytes (a type of immune cell that can recognize and kill cancer cells) are removed from a patient’s tumor and grown in large numbers in a laboratory. These lymphocytes are then given back to the patient by infusion to help the immune system kill the cancer cells. Also called TIL therapy.