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. 2017 Aug 31;12:6383–6398. doi: 10.2147/IJN.S142060

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© 2017 Jiang et al. This work is published and licensed by Dove Medical Press Limited

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The fluorescence spectra of FRET-CsNPs and the FRET indices of FRET-CsNPs in RAW 264.7 cells.

Notes: (A) The fluorescence spectra of FRET-CsNPs (a), FITC-CsNPs (b), and RBITC-CsNPs (c) in channels D and F and that of RBITC-CsNPs (d) in channel A. (B) The FRET indices of FRET-CsNPs in RAW 264.7 cells (n=6). *P<0.05; **P<0.01.

Abbreviations: CsNPs, chitosan nanoparticles; FI, fluorescence intensity; FITC, fluorescein isothiocyanate; FRET, fluorescence resonance energy transfer; RBITC, rhodamine B isothiocyanate.