Potentiated homeopathic drug Arsenicum Album 30C inhibits intracellular reactive oxygen species generation and up-regulates expression of arsenic resistance gene in arsenite-exposed bacteria Escherichia coli - De, A; Das, D; Dutta, S; Chakraborty, D; Boujedaini, N; Khuda-Bukhsh, A R (J Chin Integr Med, 2012)