Dictionary of Cancer Terms
View in Spanish: Proteína distintiva
Protein signature (PROH-teen SIG-nuh-cher)
Information about all proteins that are made in blood, other body fluids, or tissues, at certain times. A protein signature may be used to find and diagnose a disease or condition and to see how well the body responds to treatment. Also called protein expression profile and proteomic profile.
Source: National Cancer Institute Dictionary of Cancer Terms, available at www.cancer.gov/dictionary.