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Figure 11 | Biotechnology for Biofuels

Figure 11

From: Evolved strains of Scheffersomyces stipitis achieving high ethanol productivity on acid- and base-pretreated biomass hydrolyzate at high solids loading

Figure 11

Performance summary of superior adapted isolates of S. stipitis. Isolates were screened on three hydrolyzate types, including switchgrass hydrolyzate with two nutrient formulations and unsupplemented AFEX-pretreated corn stover hydrolyzate: (A) SGH-N1, (B) SGH-N2, and (C) AFEX CSH. The improvement in superior adapted isolates over the parent strain was hydrolyzate dependent and is indicated in terms of the xylose uptake rate ratio (dark blue bars) or the ethanol yield ratio (light green bars), which are ratios of adapted strain to parent strain NRRL Y-7124 kinetic parameter values.

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