Table 3 Antibacterial and antifungal activity of CuO NPs against isolated pathogenic bacteria.

From: Green synthesis, characterization, antibacterial, and antifungal activity of copper oxide nanoparticles derived from Morinda citrifolia leaf extract

S. No.

Microorganisms

Antimicrobial activity—zone of growth inhibition (mm)

Control (Streptomycin)

CuO NPs (15 µL)

CuO NPs (20 µL)

CuO NPs (25 µL)

1

Bacillus subtilis

28.0

7.5

11.2

13.6

2

Staphylococcus aureus

26.3

7.6

10.8

13.2

3

Escherichia coli

27.8

7.0

11.4

13.1

Microorganisms

Antifungal activity—Zone of growth inhibition (mm)

Control (Flucanazole)

CuO NPs (15 µL)

CuO NPs (20 µL)

CuO NPs (25 µL)

4

Aspergillus flavus

21.4

7.6

13.1

5

Aspergillus niger

13.7

9.2

14.7

6

Penicillium frequentans

22.0

7.2

12.3

16.2