Green synthesis, characterization and antibacterial, antifungal, larvicidal and anti-termite activities of copper nanoparticles derived from Grewia asiatica L.

Bulletin of the National Research Centre

Table 3 Biological activity of green synthesized copper nanoparticles

Sr. no	Biological activity	Cu NPs		Zone of inhibition (mm)	Concentration/amount	Reference
Sr. no	Biological activity	Size (nm)	Shape	Zone of inhibition (mm)	Concentration/amount	Reference
Antibacterial activity
1. E. coli		30–35	Spherical	4 mg/ml	14.2 ± 0.83	Kiranmai et al. (2017)
2.		10–50	Spherical	50 µg/ml	14 ± 0.22	Nagaraj et al. (2019)
3. B. subtilis		10–30	Spherical	14.6 ± 0.8	4 mg/ml	Zhao et al. (2020)
4.		29.5–60.5	Spherical, cube	9	100 µg	Mary et al. (2019)
5.		30–35	Spherical	13.2 ± 0.83	2 mg/m	Zhao et al. (2020)
Antifungal activity
1 Aspergillus niger		20–40	Spherical, oval	2.70 ± 0.18	50 µg/ml	Velsankar et al. (2020)
2 Aspergillus flavus		20–40	Spherical	6.25 ± 0.36	100 µg/ml	Velsankar et al. (2020)