Fig. 6From: Analysis of heterologous expression of phaCBA promotes the acetoin stress response mechanism in Bacillus subtilis using transcriptomics and metabolomics approachesa Fermentation experiments with recombinant strains BS03 and BS03-phaCBA of acetoin **significance code: P < 0.01. b, c Effects of heterologous expression phaCBA on intracellular NADH and NAD+ concentrations. d Overview of the production of acetoin from glucose by B. subtilis engineered bacteria. Blue words represent genes expressed on plasmid pMA5. Green words represent genes integratively expressed. Purple words represent knockout genesBack to article page