Figure 3From: Biosynthesis of gold nanoparticles assisted by the intracellular protein extract of Pycnoporus sanguineus and its catalysis in degradation of 4-nitroaniline Representative TEM images of AuNPs obtained under different conditions. (a) 40 mL IPE, 1.0 mM, pH = 2.7. (b) 80 mL IPE, 1.5 mM, pH = 2.5. (c) 80 mL IPE, 1.0 mM, pH = 4.0.Back to article page