临床在肺癌放疗时常用阿米福汀保护机体正常组织细胞 ,这样是否对肺癌组织细胞也有保护作用而影响放疗效果 ,本实验从离体和在体两方面进行了初步的研究。一、材料和方法1 材料 :实验用Ｖ79细胞、Ｌｅｗｉｓ肺癌细胞、Ｃ57ＢＬ 6小鼠 ,小鼠 6～ 8周 ,体重 (2 0± 2 )ｇ,雄性。 Clinical radiotherapy in lung cancer commonly used amifostine to protect the body’s normal tissue cells, lung cancer cells in this way also have a protective effect and affect the radiotherapy effect, the experiment from both in vitro and in vivo conducted a preliminary study. Materials and methods 1 Materials: V79 cells for experiment, Lewis lung carcinoma cells, C57BL 6 mice, mice for 6-8 weeks, and body weight (20 ± 2) g, male.