Figure 4From: Deletion of meso-2,3-butanediol dehydrogenase gene bud C for enhanced D-2,3-butanediol production in Bacillus licheniformisActivity of 2,3-butanediol dehydrogenas (BDH) and acetoin reductase (AR) in different B. licheniformis . (A) meso-BDH activity; (B) AR activity; (C) D-BDH activity. The data are expressed as mean ± standard error of three replicates.Back to article page