Skip to main content

Table 1 Summaries of fermentation results from the parental and the adapted strains of P. stipitis a

From: Comparative proteomic analysis of a new adaptive Pichia Stipitis strain to furfural, a lignocellulosic inhibitory compound

 

 Defined medium containing 30 mM furfural

Enzymatic hydrolysate of non-detoxified steam-pretreated corn stover

 

Parent

Adapted

Parent

Adapted

Ethanol yield on substrate (gp gs-1)

0.36 ± 0.02

0.40 ± 0.01

0.36 ± 0.01

0.43 ± 0.03

Theoretical yield (%)b

71.06 ± 0.02

78.14 ± 0.07

69.74 ± 0.01

83.33 ± 0.03

Ethanol productivity (gpL-1 h-1)

0.30 ± 0.03

0.41 ± 0.04

0.28 ± 0.05

0.41 ± 0.03

Fermentation time (h)

60

48

60

48

Maximum ethanol concentration(gpL-1)

17.76 ± 0.03

19.53 ± 0.04

16.80 ± 0.05

19.87 ± 0.03

Total sugar consumption rate (gl-1 L-1 h-1)

0.82 ± 0.04

1.02 ± 0.05

0.79 ± 0.04

0.98 ± 0.06

  1. a The initial cell density for fermentation was 2.0gL-1.
  2. b Theoretical yield ethanol from glucose is 0.51gpgs-1; theoretical yield (%) calculated as ethanol yield × 100 divided by 0.51.