Synthesis, Characterization, and In Vitro Drug Delivery Capabilities of (Zn, Al)-Based Layered Double Hydroxide Nanoparticles

Figure 4

Assessment of energy dependence of the uptake of nanoparticles. Fluorescence from BxPC3 cell treated with (Zn, Al, FITC)-LDH nanoparticles at either 37°C (active uptake) or at 4°C (passive uptake). -axis represents the concentration of the nanoparticles in terms of Al content.