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Antibacterial activity of ZnO-NPs green synthesized using C. verum hexane extract. (A): E. coli; (B): S. aureus; 1: C. verum hexane extract; 2: Hexane; 3: Hexane + zinc nitrate hexahydrate; 4: Streptomycin; 5: ZnO-NPs; 6: Sterile distilled water.
