BACKGROUND & AIM: To study the effect of exposure to hydroxylammonium nitrate (HAN) on micronucleus(MN) frequency of polychromatic erythrocytes(PCE) from Wistar rats marrow.

• 背景与目的:研究硝酸羟胺亚慢性染毒对大鼠骨髓嗜多染红细胞微核率的影响。