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Schematic illustration of the layered and branched structure formation process of chitosan/reduced graphene oxide (CHI/rGO) (a) and chitosan/vacuum-stripped graphene (CHI/VSG) (b) scaffolds; SEM images of CHI/VSG (c,e) and CHI/rGO (d,f) scaffolds after incubation with bacteria at a low (c,d) and high (e,f) magnification. Adapted from [68], with permission from © 2012 American Chemical Society.
