Fig. 5. (a) Release curve of levofloxacin from the CMC-GEL/OSA hydrogel. Inhibition zone of (b) Escherichia coli and (c) Staphylococcus aureus, sample 1, 2 and 3 were CMC/OSA gel, CMC-GEL/OSA gel and levofloxacin loaded CMC-GEL/OSA gel, respectively. The concentrations of CMC, GEL, OSA and levofloxacin were 5%, 20%, 15%, and 200 mg kg−1, respectively.
