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. 2017 Sep 13;16:153. doi: 10.1186/s12934-017-0766-x

Fig. 1.

Fig. 1

Xylose fermentation under different oxygen level conditions. Left: aerobic and right: oxygen-limited. S. stipitis (a); S. passalidarum (b); S. arborariae (c) and; C. tenuis (d). Xylose (closed square), biomass (open square), xylitol (open triangle) and ethanol (open circle). The different scales on x-axis highlight different fermentation rates