The radioactivity count ratio of left ankle joint area to right peroneotibial area was calculated by region of interest analysis method with 99 Tcm-MDP imaging at weeks 2,4 and 6 after treatment.

• 于用药后2,4,6周采用99Tcm-MDP显像感兴趣区分析法计算大鼠左踝关节区和右胫腓骨的放射性计数比。