微量元素硒的防癌抗癌作用刘国廉李煜樊飞跃杨素霞周淑珍（军事医学科学院放射医学研究所，北京１００８５０）流行病学研究表明，地区硒水平与该地区的肿瘤发病率呈负相关．因此，硒的防癌抗癌作用研究引起社会的关注．本研究采用体外细胞转化模型，分别观察了硒对电离辐... Anti-cancer and anti-cancer effects of trace element selenium Liu Guolian, Li Ying, Fan Feiyue, Yang Suxia Zhou Shuzhen (Institute of Radiation Medicine, Academy of Military Medical Sciences, Beijing 100850, China) Epidemiological studies have shown that regional selenium levels are negatively correlated with the incidence of tumors in this area. Therefore, the study on the anti-cancer and anti-cancer effects of selenium has aroused the attention of the society. In this study, in vitro cell transformation model was used to observe the selenium ionization radiation ...