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Time-dependent size change in CS nanoparticles (solid circles) and DM-β-CD/CS nanoparticles (empty circles) following incubation in physiological saline (0.9% NaCl) at 4°C.
Note: The data are expressed as the mean ± SD (n=3).
Abbreviations: CS, chitosan; DM-β-CD, (2,6-di-O-methyl)-β-cyclodextrin; NP, nanoparticle; SD, standard deviation.
