The change of the control group's histomorphology was clear: the incrassation of synovial lining cells, the infiltration of Inflammatory cells and the erosion of nephelium of blood vessels on hones. 模型组大鼠组织形态学改变明显：关节滑膜衬里层细胞明显增厚，炎性细胞浸润，血管翳组织侵性骨组织等；而给药组组织形态学改变显著减轻。