Fig. 4From: Influence of Silica Nanoparticles on Antioxidant Potential of Bacillus subtilis IMV B-7023The effect of different doses of silica nanoparticles on the reducing power of the culture medium of Bacillus subtilis IMV B-7023. The absorbance of the product of reaction between FeCl3 and K4[Fe(CN)6] was used as indicatorBack to article page