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Table 4 Bioconversion of spent grain to ethanol using two different technical approaches.

From: Enhanced ethanol production from brewer's spent grain by a Fusarium oxysporum consolidated system

Growth stage Biomass (g L-1) Enzyme activities (Units mL-1) Initial Ethanol production rate (mg L-1 h-1) Ethanol yield (g EtOH kg-1 dry BG) Theoretical ethanol yield* g EtOH kg-1 dry BG Reference
   Endoglucanase Xylanase     
Submerged culture 1.52 8.8 52 67 109 195 Present study
Solid state culture 2.55 0.6 9.8 29 65 195 [10]
  1. *The theoretical ethanol yield is based on total glucose and xylose content of dry material