Fig. 4From: Cultural optimization and metal effects of Shewanella xiamenensis BC01 growth and swarming motilityEffect of metal ions on the growth of SXM in LB media containing different concentrations of heavy metal ions at 30 °C and 150 rpm. Biomass stack bar (a) and pH changes (b). Except metal ions of Cr and Ag which are at a concentration of 80 μM, other metals are at concentrations of 1 mMBack to article page