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Dictionary of Cancer Terms

View in Spanish: Inhibidor del proteasoma

Proteasome inhibitor (PROH-tee-uh-some in-HIH-bih-ter)
A drug that blocks the action of proteasomes. A proteasome is a large protein complex that helps destroy other cellular proteins when they are no longer needed. Proteasome inhibitors are being studied in the treatment of cancer.



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