Method The area of renal tubules and Bowman s space by image analysis,ROS was tested by the flow cytometry and the activi-ties of CAT enzymes was measured at th e same time.

• 采用图象分析仪对肾组织进行体视学定量分析,应用流式细胞术检测肾细胞活性氧含量,通过生化技术检测红细胞抗氧化酶活性改变。