Fig. 3From: Surface charge-dependent mitochondrial response to similar intracellular nanoparticle contents at sublethal dosagesTotal ROS, mitochondrial ROS, and ATP content after different coated AuNP (5 μg/mL) exposures for 24 h. A The levels of total ROS. B The levels of mitochondrial ROS. C The contents of ATP. *p < 0.05, **p < 0.01, compared with control. Data are presented as means ± SD (n = 3)Back to article page