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Table 1 Continuous fermentation characteristics of E. coli BW25113 and the ∆ptsGglpK* mutant

From: Elucidation of the co-metabolism of glycerol and glucose in Escherichia coli by genetic engineering, transcription profiling, and 13C metabolic flux analysis

Strain

Dilution rate (h−1)

Specific glucose consumption rate (mmol/g/h)

Specific glycerol consumption rate (mmol/g/h)

Specific acetate formation rate (mmol/g/h)

Biomass (g/L)

Wild type

0.1

1.03 ± 0.05

2.01 ± 0.10

0

1.08 ± 0.05

∆ptsGglpK*

0.1

0.96 ± 0.04

1.87 ± 0.09

0

1.15 ± 0.05

Wild type

0.35

7.43 ± 0.37

1.72 ± 0.08

6.97 ± 0.35

0.52 ± 0.02

∆ptsGglpK*

0.35

1.14 ± 0.05

13.90 ± 0.62

9.13 ± 0.43

0.46 ± 0.01

  1. Data represent the mean ± SD from three independent cultures
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Biotechnology for Biofuels and Bioproducts

ISSN: 2731-3654

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