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Home >Information for Patients > Dictionary Index

Dictionary of Cancer Terms

View in Spanish: Expresión de una proteína

Protein expression (PROH-teen ek-SPREH-shun)
Refers to the amount of a protein made in a cell. The study of protein expression in cancer cells may give information about a specific type of cancer, the best treatment to use, and how well a treatment works.

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