Figure 3From: Heterologous expression of Oenococcus oeni malolactic enzyme in Lactobacillus plantarum for improved malolactic fermentationThe optical cell densities (OD 600 ) (white bars) and malolactic activities (black bars) at different pH, 24 h after incubation in L. plantarum harbouring pSC9mle. The production of MLE was induced after 5 h of incubation.Back to article page