The result indicates that TCM canprotect DNA damage induced by chemic poison,free radjcals and radiation,on the other hand,some of TCM can lead to DNA damage of naturaI cell 0r excrescent cell.

• 一些中药对化学毒物、自由基、辐射等所导致的DNA损伤具有保护作用,同时有些中药也能造成正常或异常细胞DNA的损伤。