Biological Synthesis of Silver Nanoparticles by Cell-Free Extract of Spirulina platensis

Figure 5

(a–f) Antibacterial activities of AgNPs against (a) Klebsiella pneumoniae, (b) Escherichia coli, (c) Staphylococcus aureus, (d) S. epidermidis, (e) Bacillus cereus, and (f) Proteus vulgaris.

(a)

(b)

(c)

(d)

(e)

(f)