杀虫环(Evisect,又名易卫杀)系一种沙蚕毒系农药,有高效、低毒、低残留等特点。其杀虫机理特殊,杀虫效果好,是一种很有前途的新型杀虫剂。一般认为,该药无致畸、致癌、致突变作用。但我们发现其能增加大鼠骨髓细胞染色体畸变率和姊妹染色单体互换(SCE)频率。现报告如下。 Insecticidal ring (Evisect, also known as easy to kill) is a Neisseria strain of pesticides, with high efficiency, low toxicity, low residue and so on. Its insecticidal mechanism is special, insecticidal effect is good, is a promising new insecticide. Is generally believed that the drug is non-teratogenic, carcinogenic, mutagenic effect. However, we found that it increased the rate of chromosome aberration and sister chromatid exchange (SCE) in rat bone marrow cells. The report is as follows.