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Dictionary of Cancer Terms

View in Spanish: Histona deacetilasa

Histone deacetylase (HIS-tone dee-uh-SEH-tih-lays)
An enzyme that removes a small molecule called an acetyl group from histones (proteins found in chromosomes). This changes the way the histones bind to DNA and may affect its activity. Histone deacetylase inhibitors are being studied in the treatment of cancer. Also called HDAC.



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