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Fig. 2 | BMC Biotechnology

Fig. 2

From: Fermentation of lactose to ethanol in cheese whey permeate and concentrated permeate by engineered Escherichia coli

Fig. 2

Growth curves in WP for the eight candidate strains in 96-well microplates experiments. a Growth assay results for the strains engineered with pL13. b Growth assay results for the non-engineered strains. c Doubling time in exponential growth phase. d Maximum OD600 reached in the experiment. Data points in panels a-b and bars in panels c-d represent the average values of at least two independent replicates. Error bars in panels c-d represent the 95% confidence intervals of the mean (due to the presence of an outlier, exhibiting noisy measurements in the exponential growth phase, no replicates were available to compute confidence intervals for the wild-type Crooks strain in panel c)

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