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In vitro swelling (swelling ratio, Rs) and degradation (% mass loss) profiles of Dex-GMA/gelatin nanoparticles (DG-NPs) in PBS (A and B) or PBS containing dextranase at a concentration of approximately 0.1 U/mL (C and D). Data are from three representative batches, and values are expressed as mean±standard deviation of three batches performed in three independent experiments.
