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Dictionary of Cancer Terms

View in Spanish: Receptor TRAIL 1

TRAIL receptor 1 (… reh-SEP-ter 1)
A protein on the surface of certain cells that binds another protein called TRAIL, which may kill some cancer cells. An increase in the amount or activity of TRAIL receptor 1 on cancer cells may kill more cells. Also called death receptor 4, DR4, TRAIL-R1, and tumor necrosis factor receptor superfamily member 10A.

Source: National Cancer Institute Dictionary of Cancer Terms, available at www.cancer.gov/dictionary.