Table 4.

Catalytic, antibacterial, cytotoxicity or anticancer, antioxidant, and antifungal activities of copper nanoparticles

Biological entity	Activity	In/against	Concentration of NPs	References
Euphorbia esula	Catalytic	Reduction of 4-nitrophenol	25 μL	[56]
	Catalytic	Ligand-free Ullmann coupling of diphenyl ether, 1-methyl-3-phenoxy benzene, and 3,3-oxybis(methylbenzene)	1 mL	[56]
Punica granatum	Antibacterial	Enterobacter aerogenes, Micrococcus luteus, Salmonella enterica, and Pseudomonas aeruginosa	100 μg/L	[57]
Ocimum sanctum	Antibacterial	Rhizoctonia solani, Xanthomonas axonopodis pv. citri, Xanthomonas axonopodis pv. punicea	–	[58]
	Antifungal	Alterneria carthami, Colletotrichum gloeosporioides, Colletotrichum lindemuthianum, Drechslera sorghicola, Fusarium oxysporum f.sp. carthami, Rhizopus stolonifer, Fusarium oxysporum f.sp. ciceris, Macrophomina phaseolina, Fusarium oxysporum f.sp. udum, and Rhizoctonia bataticola	–	[58]
Ginkgo biloba	Catalytic	Huisgen [3 + 2] cycloaddition of azides and alkynes	10 mol%	[59]
Calotropis procera	Cytotoxicity	Study on HeLa, A549, and BHK21 cell lines (cancer tumors)	120 μM	[60]
Citrus medicalinn	Antibacterial	Propionibacterium acnes (MTCC 1951), Salmonella typhi (ATCC 51812), K. pneumoniae (MTCC 4030), P. aeruginosa, and Escherichia coli	20 μL	[62]
	Antifungal	Fusarium culmorum (MTCC 349) and Fusarium oxysporum (MTCC 1755)	20 μL	[62]
Camellia sinensis	Antibacterial	Pseudomonas aeruginosa, Escherichia coli, Staphylococcus aureus, and Bacillus subtilis	2, 4, 6, and 8 μg/L	[63]
	Anticancer	HT-29, MCF7, and MOLT4 cell lines	80 μg/mL	[104]
Datura innoxia	Antibacterial	Xanthomonas oryzae pv. oryzae		[64]
Sesamum indicum	Catalytic	Adsorption of nitrogen dioxide and sulfur dioxide	0.01–0.06 g	[66]
Citrus limon and Turmeric curcumin	Antibacterial	Pseudomonas aeruginosa, Escherichia coli, Staphylococcus aureus, and Bacillus subtilis	–	[67]
	Antifungal	Candida albicans, Curvularia, Aspergillus niger, Trichophyton simii	–	[67]
Ficus carica	Antibacterial	Pediococcus acidilactici	10 μg/mL	[69]
Leucas aspera	Catalytic	Degradation of methylene blue	1 mL	[73]
Thymus vulgaris	Catalytic	Reduction of 4-nitrophenol and synthesis of 1-substituted 1H-1,2,3,4-tetrazole	50 g and 15 mg, respectively	[76]
Phyllanthus emblica	Antibacterial	Staphylococcus aureus and Escherichia coli	–	[77]
Magnolia kobus	Antibacterial	Escherichia coli (ATCC 25922)	–	[78]
Capparis zeylanica	Antibacterial	Gram-positive and gram-negative pathogens	–	[81]
Vitis vinifera	Antibacterial	Bacillus subtilis and Escherichia coli (ATCC 25922)	–	[82]
Hibiscus rosa-sinensis	Antibacterial	Bacillus subtilis and Escherichia coli (ATCC 25922)	–	[83]
	Antioxidant	Hydrogen peroxide scavenging assay was assessed	–	[83]
Zingiber officinale	Antibacterial	Staphylococcus aureus (ATCC 25923), Bacillus subtilis, and Escherichia coli	–	[84]
Zea mays	Catalytic	Degradation of atrazine	30 mg	[86]
Dodonaea viscosa	Antibacterial	Staphylococcus aureus (ATCC 25923), Bacillus subtilis, Escherichia coli, and K. pneumoniae (MTCC 4030)	–	[88]
Azadirachta indica	Antibacterial	Escherichia coli	–	[90]
Lantana camera	Antibacterial	Escherichia coli	–	[90]
	Antifungal	Aspergillus niger	–	[90]
Tridax procumbens	Antibacterial	Escherichia coli	–	[90]
	Antifungal	Aspergillus niger	–	[90]
Allium sativum	Antibacterial	Escherichia coli, Bacillus subtilis	75 and 50 μL, respectively	[91]
Asparagus adscendens	Antibacterial	Staphylococcus aureus	–	[92]
Bacopa monnieri	Antibacterial	Bacillus subtilis, Escherichia coli, Pseudomonas aeruginosa	–	[92]
Nerium oleander	Antibacterial	Escherichia coli, Staphylococcus aureus, Bacillus subtilis, K. pneumoniae, Salmonella typhi	35 μL	[94]
Psidium guajava	Antibacterial	Escherichia coli, Staphylococcus aureus	–	[95]