1. Purpose: To detect if insecticide fenvalerate has damage to DNA of lymphocyte of mouse 目的：检测杀虫剂（杀灭菊酯乳油）是否对小鼠外周血淋巴细胞DNA有损伤。
2. However world health officials believe this version of the insecticide is not harmful to humans. 然而世界卫生组织官员相信新版本的杀虫剂对人体没有危害。
3. Pyrethroids was a kind of most widely used, high performance, low residues and middle toxicity pesticides insecticide. 拟除虫菊酯类是一种应用广泛、高效、低残留和中等毒性的农药杀虫剂。
