Fig. 6From: Study on the mechanism of efficient extracellular expression of toxic streptomyces phospholipase D in Brevibacillus choshinensis under Mg2+ stressThe concentration of ions. Intracellular Na+, K+, and Mg2+ (a), Ca2+, Fe2+/3+, Zn2+, and Mn2+ (b) concentrations in groups NP, EP, EPMg at 24Â h. Intracellular Na+, K+, and Mg2+ (c), Ca2+, Fe2+/3+, Zn2+, and Mn2+ (d) concentrations in groups NP, EP, EPMg at 36Â h. Time-course of biomass (e) and PLD activity (f) in groups NP, NPMg, EP, EPMgBack to article page