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Table 2 Fructose and electron uptake rates and production rates of C. autoethanogenum observed under the different conditions

From: Redox dependent metabolic shift in Clostridium autoethanogenum by extracellular electron supply

Condition Uptake rate (mmol/gCDW h) Production rate (mmol/gCDW h)
Fructose Electrons from fructosea Electrons from cathode Acetate Lactate Ethanol 2,3-BDO
Control −3.04 ± 0.29 −72.91 ± 6.96 5.68 ± 0.52 0.02 ± 0.01 2.49 ± 0.22 0.07 ± 0.01
BES −2.96 ± 0.28 −71.02 ± 6.72 −0.01 ± 0.00 5.40 ± 0.07 0.02 ± 0.00 2.44 ± 0.06 0.05 ± 0.00
BES + [Co(sep)]3+ −2.96 ± 0.21 −70.98 ± 5.04 −0.19 ± 0.08 5.07 ± 0.02 0.02 ± 0.01 1.46 ± 0.14 0.04 ± 0.01
BES + [Co(AMMEsar)]3+ −3.36 ± 0.19 −80.56 ± 4.56 −0.07 ± 0.09 5.09 ± 0.32 0.03 ± 0.01 2.18 ± 0.07 0.13 ± 0.04
BES + [Co(trans-diammac)]3+ −5.25 ± 0.51 −125.92 ± 12.24 −0.23 ± 0.11 4.05 ± 0.18 1.98 ± 0.19 3.45 ± 0.33 0.68 ± 0.27
  1. a24 mol electrons per mol fructose