Methods : Micronucleus test in bone marrow PCE and chromosome aberration assay in primary spermatocyte were undertaken in mice exposed to the immersion.

• 方法:用香烟烟蒂生理盐水浸泡液为实验材料进行小鼠骨髓嗜多染红细胞(PCE) 微核试验和睾丸初级精母细胞染色体畸变试验。