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Fig. 2 | Biotechnology for Biofuels

Fig. 2

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

Fig. 2

Batch fermentation profiles of C. acetobutylicum XY16 (pSADH) under different pH conditions in 5 L bioreactors. a Profiles of cell growth (OD600) in batch fermentations and pH controlled at 4.6, 4.8, 5.0, 5.2, and 5.5. b Profiles of glucose consumption in batch fermentations and pH controlled at 4.6, 4.8, 5.0, 5.2, and 5.5. c Profiles of IBE concentration in batch fermentations and pH controlled at 4.6, 4.8, 5.0, 5.2, and 5.5. d Profiles of butanol concentration in batch fermentations pH controlled at 4.6, 4.8, 5.0, 5.2, and 5.5. e Profiles of isopropanol concentration in batch fermentations and pH controlled at 4.6, 4.8, 5.0, 5.2, and 5.5. f Profiles of ethanol concentration in batch fermentations and pH controlled at 4.6, 4.8, 5.0, 5.2, and 5.5. g Profiles of butyric acid concentration in batch fermentations and pH controlled at 4.6, 4.8, 5.0, 5.2, and 5.5. h Profiles of acetic acid concentration in batch fermentations and pH controlled at 4.6, 4.8, 5.0, 5.2, and 5.5

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