Fig. 5From: Silver Nanoparticles Induce HePG-2 Cells Apoptosis Through ROS-Mediated Signaling PathwaysROS overproduction induced by AgNPs. a–c Changes of intracellular ROS generation. ROS levels were detected by DCF fluorescence intensity. Bars with different characters are statistically different at P < 0.05(*) or P < 0.01(**)Back to article page