纳米银颗粒及纳米二氧化钛颗粒的体外遗传毒性研究
朱海美, 黄鹏程, 赵田田, 周长慧, 李若婉, 于春荣, 陈志勇, 顾林峰, 常艳

In vitro genotoxicity study of silver nanoparticles and titanium dioxide nanoparticles
Zhu Haimei, Huang Pengcheng, Zhao Tiantian, Zhou Changhui, Li Ruowan, Yu Chunrong, Chen Zhiyong, Gu Linfeng, Chang Yan
图5 受试物在-S9条件下体外PIG-A基因突变检测结果
A: 不同浓度下AgNPs 24 h-S9突变率;B:不同浓度下TiO2NPs 24 h-S9突变率。PC (阳性对照):200 μmol/L的EMS;*:PIG-A基因突变率超过阴性对照组至少2倍为阳性。
Fig. 5 Results of the test substance in vitro PIG-A gene mutation detection under -S9 conditions