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NCI Dictionary of Cancer Terms

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NCI Dictionary of Cancer Terms



death receptor 4  listen  (… reh-SEP-ter 4)

  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 death receptor 4 on cancer cells may kill more cells. Also called DR4, TRAIL receptor 1, TRAIL-R1, and tumor necrosis factor receptor superfamily member 10A.