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Table 1 Comparison of IBE production using wild-type or genetically modified solventogenic Clostridium species

From: Enhanced isopropanol–butanol–ethanol mixture production through manipulation of intracellular NAD(P)H level in the recombinant Clostridium acetobutylicum XY16

Bacterium

Substrate

Metabolic products (g/L)

Solvent yield (g/g)

Ref.

C. beijerinckii NRRL B-593

Glucose 60 g/L

Isopropanol (2.16)

Butanol (3.71)

0.21

[26]

C. beijerinckii NRRL B-593

Glucose 60 g/L

Isopropanol (1.85)

Butanol (8.13)

Ethanol (2.22)

0.33

[28]

Clostridium sp. NJP7

Glucose 60 g/L

Acetone (2.21)

Isopropanol (1.92)

Butanol (12.21)

0.24

[22]

C. acetobutylicum 824 PJC4BK (pIPA3-Cm2)

Glucose 132.9 g/L

Isopropanol (4.4)

Butanol (14.1)

Ethanol (1.9)

0.2

[4]

C. acetobutylicum 824 BKM19 (pIPA100)

Glucose 76 g/L

Isopropanol (3.5)

Butanol (15.4)

Ethanol (9.6)

0.38

[29]

C. acetobutylicum 824 Δbuk pCLF952

Glucose 63.5 g/L

Acetone (0.36)

Isopropanol (4.75)

Butanol (14.63)

Ethanol (1.01)

0.33

[30]

C. acetobutylicum XY6 (pSADH)

Glucose 60 g/L

Isopropanol (6.02)

Butanol (10.51)

Ethanol (1.24)

0.31

This study