Green synthesis of silver nanoparticles with algae and the importance of capping agents in the process

Journal of Genetic Engineering and Biotechnology

Table 1 Antimicrobial activity of algae-synthesized silver nanoparticles

Algae	Size of NP/shape	Volume of NP used	Antimicrobial activity (zone of inhibition)	Reference
*Padina tetrastromatica*	14 nm/spherical	30 μl, 60 μl, 90 μl	Bacillus sp., Pseudomonas sp., Bacillus subtilis, Klebsiella planticola	[21]
*Sargassum polycystum*	5–7 nm/spherical	100 μl	Pseudomonas aeruginosa, Klebsiella, Pneumoniae, Escherichia coli, Staphylococcus aureus	[22]
*Gracilaria corticata*	18–46 nm/spherical	30 ml	C. albicans C. glabara	[23]
*Gelidiella acerosa*	22 nm/spherical	50 μl	Humicola insolens, Fusarium dimerum, Mucor indicus, Trichoderma reesei	[23]
*Enteromorpha flexuosa*	2–32 nm/circular		B. subtilis, B. pumulis, E. faecalis, S. aureus, S. epidermidis, E. coli, S. cerevisiae, C. albicans	[24]
*Sargassum wightii*	8–27 nm/spherical	30 μl, 60 μl, 90 μl	Staphylococcus aureus, Bacillus rhizoids, E. coli, Pseudomonas aeruginosa	[25]
*Turbinaria conoides*	2–17 nm/spherical	50 ml	Salmonella, E. coli, S. liquefaciens, A. hydrophila	[26]
*Ulva fasciata*	50 nm/spherical	20 μl	C. albicans, C. glabrata	[27]