International Scholarly Research Notices / 2011 / Article / Fig 4

Research Article

Extracellular Biosynthesis of Silver Nanoparticles Using Escherichia coli ATCC 8739, Bacillus subtilis ATCC 6633, and Streptococcus thermophilus ESh1 and Their Antimicrobial Activities

Figure 4

(a, b, and c) show TEM electron micrographs of silver nanoparticles produced by E. coli, B. subtilus and St. thermophilus, respectively.
385480.fig.004a
(a)
385480.fig.004b
(b)
385480.fig.004c
(c)