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In-vitro antibacterial activity of the Ta/Gel/PLGA/Van composite scaffolds. (a–b) Antibacterial ring test for scaffolds (a) and corresponding statistical analysis (b). (c–d) Antibacterial ring test for released liquid (d) and corresponding statistical analysis (c). (e) Living/dead bacteria staining. (f–g) Bacterial counting (f) and corresponding statistical analysis (g). (h) Representative SEM images of bacterial morphology after treatment.
