NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 7,856 terms related to cancer and medicine.
Browse the dictionary by selecting a letter of the alphabet or by entering a cancer-related word or phrase in the search box.
- listen (proh-LOO-kin)
A drug used to treat some types of cancer. It is a form of interleukin-2, a cytokine made by leukocytes (white blood cells), that is made in the laboratory. Proleukin increases the activity and growth of white blood cells called T lymphocytes and B lymphocytes. It is a type of biological response modifier. Also called aldesleukin and recombinant human interleukin-2.