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. 2018 Jun 15;17:92. doi: 10.1186/s12934-018-0921-z

Fig. 4.

Fig. 4

Production of 1,3-PDO by repeated fed-batch fermentation of the K. pneumoniae Δ(ldhA als) mutant at pH 6.0 (a), pH 6.5 (b), and pH 7.0 (c) using crude glycerol as a substrate