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. 2018 Dec 20;14:101–117. doi: 10.2147/IJN.S173954

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© 2019 Shen et al. This work is published and licensed by Dove Medical Press Limited

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Cellular uptake of nanoparticles.

Note: CLSM images of U251 cells incubated with free DOX and SPIO@DSPE-PEG/DOX/ICG NPs at a DOX concentration of 6 µg/mL for 1 hour.

Abbreviations: CLSM, confocal laser scan microscopy; DOX, doxorubicin; DSPE-PEG, 1,2-distearoyl-sn-glycero-3-phosphoethanolamine-N-[methoxy(polyethylene glycol)]; ICG, indocyanine green; SPIO NPs, superparamagnetic iron oxide nanoparticles.