In vitro arsenic transformation assay
Ability of Bacillus mycoides NR5, of transforming As (V) to As
(III) was evaluated by the method of Simeonova et al. (2004). Bacterium
grown on nutrient agar plates containing 100 mgL-1 and
20 mgL-1 As(V) and As (III) respectively. After growth
agar plates were flooded with 100mM silver nitrate
(AgNO3) and placed in dark in incubator.