Fig. 7From: Fabrication of Hybrid Nanostructures Based on Fe3O4 Nanoclusters as Theranostic Agents for Magnetic Resonance Imaging and Drug DeliveryRelative viability of A549 cells incubated with free DOX, Fe3O4 NC/PAH/PSS, and Fe3O4 NC/PAH/PSS/DOX hybrid nanostructures at different concentrations for 24 h. Error bars were based on triplicate samplesBack to article page