Fig. 5From: Fabrication of Hybrid Nanostructures Based on Fe3O4 Nanoclusters as Theranostic Agents for Magnetic Resonance Imaging and Drug DeliveryPlot of the release of DOX from the Fe3O4 NC/PAH/PSS/DOX hybrid nanostructures in PBS buffer at pH 7.4 and 5.0, respectivelyBack to article page