. 2020 Oct 26;18:67. doi: 10.1186/s43141-020-00081-3

Table 4.

Antimicrobial activity of biological metal nanoparticles

S. No	NP’s	Source	Microbes	Activity	Ref
1	Tio₂	Hibiscus rosa-sinensis	Vibrio cholerae, Pseudomonas aeruginosa and Staphylococcus aureus	Disc diffusion method	[100]
		M. citrifolia	Staphylococcus aureus, Escherichia coli, Pseudomonas aeruginosa, Bacillus subtilis	Agar well diffusion method	[101]
		M. citrifolia	Candida albicans Aspergillus niger	Agar well diffusion method	[101]
2.	Pt	Taraxacum laevigatum	Bacillus subtilis, Pseudomonas aeruginosa	MHA well diffusion method	[102]
3.	Pd	Garcinia Pedunculata	Cronobacter sakazakii	Agar well diffusion method, MIC and MBC	[103]
4.	Se	Emblica officinalis	Escherichia coli, Listeria monocytogenes, Staphylococcus aureus , Enterococcus faecalis	Micro well dilution method	[104]
4.	Se	Emblica officinalis	Aspergillus brasiliensis , A. flavus , A. oryzae, A. ochraceus, Fusarium anthophilum, Rhizopus stolonifer	Micro well dilution method	[104]
5.	Ni	Monsonia burkeana	Escherichia coli, Pseudomonas aeruginosa	Broth dilution method	[105]
6.	Iron oxide	Acacia nilotica	Escherichia coli, Marsa, Salmonella, Staphylococcus aureus	Gel diffusion assay	[106]
6.	Iron oxide	Acacia nilotica	Candida	Gel diffusion assay	[106]
7.	Zinc oxide	Albizia lebbeck	Bacillus cereus, Staphylococcus aureus, Escherichia coli, Klebsiella pneumonia, Salmonella typhi	Disc diffusion method	[107]
8.	CuONPs	Syzygium alternifolium (Wt.) Walp	Alternaria solani, Aspergillus flavus, Aspergillus niger, Penicillium chrysogenum, and Trichoderma harzianum	Disc diffusion assay	[108]
9	Au	Ziziphus zizyphus	Escherichia coli	Radial diffusion assay	[109]
9	Au	Ziziphus zizyphus	C. albicans	Micro dilution plate assay	[109]
10.	Ag	Erythrina suberosa (Roxb.)	Bacillus subtilis, Staphylococcus aureus, Pseudomonas aeruginosa, Escherichia coli	agar cup and micro broth dilution method	[110]
10.	Ag	Erythrina suberosa (Roxb.)	C. albicans, C. kruseii, T. mentagrophytes, C. viswanathii	broth dilution method	[110]