Fig. 8From: Fabrication of Hybrid Nanostructures Based on Fe3O4 Nanoclusters as Theranostic Agents for Magnetic Resonance Imaging and Drug DeliveryT2-weighted cellular MR images of A549 cells incubated with the Fe3O4 NC/PAH/PSS/DOX hybrid nanostructures at a Fe concentration of 2.2, 4.5, 9.0, and 13.5 μM, respectivelyBack to article page