[Retracted] Solanum tuberosum Leaf Extract Templated Synthesis of Co₃O₄ Nanoparticles for Electrochemical Sensor and Antibacterial Applications

Table 2

The zone of inhibition of Co₃O₄ nanodrugs against E. coli, S. aureus, P. aeruginosa, and S. pyogenes.

Ratio	Concentration (mg/mL)	Bacterial species and zone of inhibition (mm)
		E. coli ATCC25922	S. aureus ATCC25923	P. aeruginosa ATCC27853	S. pyogenes ATCC19615
1 : 1	50	9	9	8	9
	75	10	11	9	10
	100	11.5	12.5	11	12
2 : 1	50	7	8	7	8
	75	9	9	8.5	9
	100	10	11	9	10
1 : 2	50	11	12	10	11
	75	13	14	12	12
	100	15	16	14	15
Ampicillin		14	15	13.5	14.5