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Table 1 Anaerobic batch fermentation at pH 3.7 with the IC with and without short-term adaptation at pH 5

From: Adaptation to low pH and lignocellulosic inhibitors resulting in ethanolic fermentation and growth of Saccharomyces cerevisiae

Condition Ethanol titre (g L−1) Yield (g g glucose−1) Specific consumption/production rate (g g−1 h−1)
Biomass Glycerol Acetate Ethanol Glucose Ethanol
Short-term adapted 8.93 ± 0.38 0.01 ± 0.00 0.01 ± 0.01 0.00 ± 0.01 0.45 ± 0.01 −0.47 ± 0.01 0.18 ± 0.02
Non-adapted 0.73 ± 0.84 −0.58 ± 0.56 0.03 ± 0.04 0.30 ± 0.15a 0.15 ± 0.13a 0.01 ± 0.00 0.00 ± 0.00
  1. aYield values based on glucose consumption of 1.80 ± 2.11 g in total