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. Author manuscript; available in PMC: 2020 May 4.
Published in final edited form as: Nanomedicine. 2019 Jul 23;21:102067. doi: 10.1016/j.nano.2019.102067

Figure 4.

Figure 4.

Nanoparticle uptake by macrophages. (A) In vitro uptake of DIONPs, DIO-CA NPs, ad SNAREs by RAW 264.7 macrophages was assessed using a Prussian Blue iron stain after 15 min, 1 h, and 2 h of incubation at either 4 or 37 °C. (B) Representative images of Prussian Blue staining.