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. 2018 Jun 22;13:3593–3608. doi: 10.2147/IJN.S160828

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© 2018 Fu et al. This work is published and licensed by Dove Medical Press Limited

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Characterization of the FITC-labeled SiO₂-NPs.

Notes: (A) Scanning electron microscope images of SiO₂-NPs and the corresponding size distribution plot (inset). (B) Diameter distribution of the FITC-labeled SiO₂-NPs in purified water as assessed by dynamic light scattering. Inset: dispersion in water (left) and fluorescent photograph of FITC-labeled SiO₂-NPs (right).

Abbreviations: SiO₂-NPs, silica nanoparticles; FITC, fluorescein isothiocyanate.