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The intracellular movement of FITC-CsNPs in RAW 264.7 cells following internalization.
Note: NPs near the plasma membrane are marked with red arrows and NPs distributed into the perinuclear region are marked with white arrows.
Abbreviations: CsNPs, chitosan nanoparticles; FITC, fluorescein isothiocyanate; NPs, nanoparticles.
