Fig. 5From: Combinatorial metabolic engineering of industrial Gluconobacter oxydans DSM2343 for boosting 5-keto-D-gluconic acid accumulation a Effect of pH on the glucose consumption and 5-KGA production by G. oxydans ZJU7. ■pH 5.5, pH 5.0, pH 4.5, pH 4.0. b The glucose fed-batch fermentation by G. oxydans ZJU7 under DO control and pH shift condition. ■Glucose, GA, 5-KGA, □ pH value and ☆ DO. c The 5-KGA production and conversion rate between G. oxydans ZJU7 and wild-type strains. black-bar, 5-KGA, red-bar, conversion rateBack to article page