Ecofriendly Synthesis of Silver Nanoparticles from Garden Rhubarb (Rheum rhabarbarum)

Table 1

Partial list of comparative parameters reported for plant based SNPs in the literature.

Name of plant	Source	Size of SNPs (nm)	UV-Vis range (nm)	Antimicrobial activity	Cytotoxicity	Zeta potential (mv)	DLS (nm)	References
Aloe vera	Leaf	500	400	Present	NR	NR	NR	[15]
Alternanthera sessilis	Leaf	10–30	420–450	NR	Effective	NR	NR	[16]
Alternanthera dentate	Leaf	50–100	430	Present	NR	NR	NR	[17]
Chrysopogon zizanioides	Leaf	85–110	420	NR	NR	NR	NR	[18]
Dracaena Mahatma	Leaf	NR	421	Present	NR	−31.1	87.1	[19]
Helicteres isora	Root	16–95	420–450	Present	NR	20.6	86.2	[20]
Manilkara zapota	Leaf	70–140	421	NR	Effective	NR	NR	[21]
Melia azedarach	Leaf	NR	436	436	Effective	−24.9	78	[22]
Mentha piperita	Leaf	90	450	NR	Effective	NR	NR	[23]
Origanum vulgare	Leaf	63–85	440	Present	Effective	−26	136	[24]
Phyllanthus niruri	Leaf	NR	420	Present	NR	NR	63	[25]
Pisonia grandis	Leaf	150	421	NR	NR	NR	NR	[26]
Prunus x yedoensis	Leaf	20–70	436	Present	NR	NR	NR	[27]
Rheum australe	Rhizome	100	410	NR	Effective	NR	NR	[28]
Rheum palmatum	Root	84–130	420	Present	Effective	−21.6	121	[29]
Rheum rhabarbarum	Stem	60–80	420–460	Present	Effective	34.8	65	Present work

NR = not reported.