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NCI Dictionary of Cancer Terms

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NCI Dictionary of Cancer Terms



ammonium tetrathiomolybdate  listen  (uh-MOH-nee-um TEH-truh-THY-oh-muh-LIB-dayt)

  A substance being studied in the treatment of many types of cancer. Ammonium tetrathiomolybdate removes extra copper from the body. Removing the copper may prevent the growth of new blood vessels that tumors need to grow and may kill cancer cells. Ammonium tetrathiomolybdate is a type of chelating agent and a type of antiangiogenesis agent.