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抗环瓜氨酸肽(cyclic citrullinated peptide,CCP)抗体是近年新发现的对类风湿关节炎(rheumatoid arthritis,RA)有诊断价值的较特异性抗体[1-3],同时还能作为RA患者骨关节侵蚀的一个预后指标[4-6]。但对此抗体本身是否随治疗或是病情的改变而发生变化,还很少见相关研究。本研究
Cyclic citrullinated peptide (CCP) antibody is a new antibody that has been newly diagnosed in rheumatoid arthritis (RA) in recent years [1-3], and can be used as a marker for RA patients A prognostic indicator of bone and joint erosion [4-6]. However, whether the antibody itself changes with the treatment or the change of the disease is still rare in related research. this research