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The fluorescence intensity stability of FITC-CsNPs.
Notes: (A) The fluorescence intensity stability of FITC-CsNPs in acidic cell lysate buffer (n=3) and (B) the FI of degraded FITC-CsNPs (n=3). **P<0.01.
Abbreviations: CsNPs, chitosan nanoparticles; FI, fluorescence intensity; FITC, fluorescein isothiocyanate.
