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The effects of different concentrations of GS on cellular uptake of CG-GS-FITC-LDH (1:0.5) nanocomposites (A) and CG-GS-FITC-LDH (1:1) nanocomposites (B) (mean±SD, n=3); **P<0.01 versus control group.
Abbreviations: CG-GS, chitosan-glutathione-glycylsarcosine; FITC, fluorescein isothiocyanate Isomer I; LDH, layered double hydroxides.
