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Table 5 Metabolite analysis of culture broths of K. pneumoniae Δ(ldhA als), Δ(ldhA adc), and Δ(ldhA ard) mutant strains grown for 24 h by fed-batch fermentation using crude glycerol as a substrate

From: Efficient production of 1,3-propanediol from crude glycerol by repeated fed-batch fermentation strategy of a lactate and 2,3-butanediol deficient mutant of Klebsiella pneumoniae

Mutant strain

1,3-PDO (g/L)

2,3-BDO (g/L)

Ethanol (g/L)

Acetate (g/L)

Succinate (g/L)

Δ(ldhA als)

31.20

8.14

2.91

5.66

2.79

Δ(ldhA adc)

17.96

0

0.73

5.62

2.02

Δ(ldhA ard)

63.24

28.59

6.96

2.42

7.25

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Microbial Cell Factories

ISSN: 1475-2859

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