Source Types and size of NPs (nm) References Plant     Azadirachta indica Ag,Au 50/100 Shankar et al. [21] Aloe vera Au 50/350 Chandran et al. [22] Cinnamomum camphora Ag 50 Huang et al. [23] Szygium aromaticum Ag,Au --- Kalpana devi et al. [29] Murraya koenigii Ag Christensen et al. [27] Plumeria rubra Ag Patil et al. [25] Citrus aurantium Ag Pala et al. 30] Geranium leaf plant extract Ag 16/40 Shankar et al. [21] Jatropha curcas Ag >20 Pala et al. [30] Tridax procumbens Ag >20 Pala et al. [30] Hibiscus rosa sinensis Ag 13/20 Daizy [31] Bacteria     Bacillus cereus Ag 5 Ganesh Babu and Gunasekaran [32] Bacillus thuringiensis Ag 10/20 Jain et al. [33] Escherichia coli Ag 30/50 Gurunathan et al. [34] Escherichia coli Cds--- Sweeney et al. [35] Lactobacillus strains Ag,Au 15/40 Sintubin et al. [36] Pseudomonas stutzeri Ag>200 Klaus et al. [37] Corynebacterium Ag 5/15 Zhang et al. [38] Staphylococcus aureus Ag 150/180 Nanda and Saravanan [39] Ureibacillus thermosphaericus Ag 1/100 Juibari et al. [40] Fungi     Aspergillus niger Ag 20 Gade et al. [41] Aspergillus oryzae Ag 5-50 Binupriya et al. [42] Fusarium oxysporum Ag 1/5 Duran et al. [43] Fusarium solani Ag 5/35 Ingle et al. [44] Pleurotus sajor-caju Ag 5/50 Nithya and Ragunathan [45] Trichoderma viride Ag 10/40 Thakkar et al. [46] Klebsiella pneumoniae Se 100/400 Fesharaki et al. [47] Yeast     Silver-tolerant strain MKY3 Ag 2/20 Kowshik et al. [48] Candida glabrata CdS 50/150 Dameron et al.[49] Schizosaccharomyce pombe CdS 50/150 Dameron et al. [49] Extremophillic yeast Ag Mourato et al. [50] Rhodospiridium dibovatum PbS Seshadri et al. [51] Biomolecules     DNA Au/CdS Mahtab et al. and Shaiu et al. [52] [53] Proteins Au Safer et al. and Hainfeld and Furuya [54] [55] Immunoglobulins, serum albumins Au Shenton et al. and Beesley [56] [57]

Table 1: Altered sources of nanoparticles synthesis.