Fig. 3From: Deletion of the hfsB gene increases ethanol production in Thermoanaerobacterium saccharolyticum and several other thermophilic anaerobic bacteriaComparison of alcohol dehydrogenase (ADH) and acetaldehyde dehydrogenase (ALDH) enzyme activities in T. saccharolyticum with both the NADH and NADPH cofactors. Error bars represent one standard deviation, n ≥ 4Back to article page