Mutagenicity of water-soluble substance contained in cigarette smoke from 18 kinds of Chinese cigarettes have been detected by using micronucleus test technique in Vicia faba root tip cells.

• 使用蚕豆根尖细胞微核试验技术研究了18种国产香烟烟雾水溶物的致突变性，结果表明上述每种香烟均有明显的致突变性，其中淮海牌香烟致突变性最强，茶花牌香烟致突变性最弱。