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(A) Comparative burn wound healing images of rats after 21 days. (B) Histopathology of re-epithelialized rat skin after 21 days treatment, at 10× magnification. The treatment group includes (i) untreated (diseased control); (ii) silver sulfadiazine marketed cream; (iii) Silver sulfadiazine-loaded solid lipid nanoparticles-containing chitosan gel; (iv) Silver sulfadiazine-loaded solid lipid nanoparticles and DNase-I-containing chitosan gel. Reproduced from Patel et al. [41].
