Fig. 2From: Deciphering an Underlying Mechanism of Differential Cellular Effects of Nanoparticles: An Example of Bach-1 Dependent Induction of HO-1 Expression by Gold NanorodCell viability (a) and intracellular ROS levels (b) of the Au NRs in MEF-1 and MRC-5 cells. 1 nM of Au NRs was used for each type of AuNRs to treat the cells. Negative control (NC), positive control (PC); PDDAC, PEG and PSS represent AuNRs that coated with PDDAC, PEG and PSS, respectivelyBack to article page