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. 2015 Sep 15;8:138. doi: 10.1186/s13068-015-0304-1

Fig. 2.

Fig. 2

Enzymatic activity of pyruvate ferredoxin oxidoreductase from cell-free extract of T. saccharolyticum mutants. Error bars represent the standard deviation of three replicates. ND (not detected), the specific activities were below detection limit 0.005 U/mg.