Table 1. Antibacterial Activity of M. fragrans Fruit-Synthesized ZnO-NPs.

test organisms	activity of ZnO-NPs	antibiotics	CLSI standard	ZnO-NPs	antibiotic-coated ZnO-NPs	increase in the potency of coated ZnO-NPs
E. coli	15 ± 1.54	ciprofloxacin	21	17.3 ± 1.3	24.3 ± 1.2	32.2
		imipinem	22	19 ± 0.8	25 ± 0.87	27.3
		vancomycin	19	11 ± 1.1	14 ± 1.3	15.8
		amoxicillin–clavulanic acid	18	10 ± 1.2	14.6 ± 0.9	22.2
K. pneumoniae	27 ± 1.73	ciprofloxacin	21	16.3 ± 0.7	25.6 ± 1.4	41.4
		imipinem	22	19 ± 0.8	26 ± 1.5	31.8
		vancomycin	19	10 ± 1.1	13 ± 0.3	15.8
		amoxicillin–clavulanic acid	18	10.3 ± 0.4	14.6 ± 1.4	23.9
P. aeruginosa	17 ± 1.66	ciprofloxacin	21	15.6 ± 0.7	23 ± 1.4	35.3
		imipinem	22	20 ± 0.8	25.3 ± 1.5	24.1
		vancomycin	19	8 ± 1.1	10 ± 0.3	10.5
		amoxicillin–clavulanic acid	18	15.6 ± 0.4	18.6 ± 1.4	11.2
S. aureus	21 ± 1.73	ciprofloxacin	21	14.3 ± 0.7	26 ± 1.4	55.8
		imipinem	22	20 ± 0.8	26.6 ± 1.5	30.0
		vancomycin	19	8 ± 1.1	18.6 ± 0.3	55.7
		amoxicillin–clavulanic acid	18	10 ± 0.4	12.3 ± 1.4	12.8