Figure 4

Antimicrobial activity of CDs (a, b) Antibacterial assay: Zone of inhibition against Staphylococcus aureus and Bacillus subtilis (gram-positive bacterial strains) and (c, d) Escherichia coli and pseudomonas aeruginosa (gram-negative bacterial strains), respectively (e, f) Zone of inhibition against candida and Aspergillus Niger (fungal strains) (scale bar is 10 mm for each).