Cyclic citrullinated peptide: A circular peptide containing the amino acid citrulline. Abbreviated CCP. Autoantibodies directed against CCP are found in people with rheumatoid arthritis.
Cyclic citrullinated peptide: A circular peptide containing the amino acid citrulline. Abbreviated CCP. Autoantibodies directed against CCP are found in people with rheumatoid arthritis.