The damaging effect of four cigarette smoke cundensates(CSC)on freshly isolated lung cells fromrats was studied with the unscheduled DNA synthesis test (UDS).

• 用程序外DNA合成试验(Unscheduled DNA Synthesis,UDS)研究了四种市售香烟的烟雾冷凝物(Cigarette Smoke Condeinsate,CSC)对新鲜分离的大鼠肺细胞的DNA损伤作用。