Conclusion : Cigarette end immersion increases the frequencies of micronucleus in bone marrow PCE and induces numeral aberration of chromosomes in primary spermatocyte.

• 结论:香烟烟蒂水浸泡液引起雄性 小鼠骨髓PCE 微核率增高,并诱发睾丸初级精母细胞染色体数目畸变。