The expression rate of CCR5 was 52% Y 8%, the expression rate of CXCR3 was 61% Y 12% in synovial fluid, significantly higher than those of PBMCs.

• (2 )RA患者滑液中T细胞受体CCR5的表达率为5 2%25± 8%25 ；CXCR3的表达率为 6 1%25± 12%25 ；与自身及正常人 (外周血单个核细胞 )比较明显升高 (P <0 .；0 1)。