Ames test showed that Kuianchun is mutagenic for Salmonella i)phimurium StrainsTA9S and TA100 both in the absense and presense of microsomal metbolic activationsystem(S9-rnix).

• 结果表明：（1）Ames试验喹胺醇标准掺入不论加与不加S9-mix对鼠伤寒沙门氏菌TA98和TA100两个标准株都有诱变性，并有剂量-反应关系。