Skip to main content

Table 1 Fermentation performance of free and encapsulated T18 in YPX with acetic acid

From: Repeated batches as a strategy for high 2G ethanol production from undetoxified hemicellulose hydrolysate using immobilized cells of recombinant Saccharomyces cerevisiae in a fixed-bed reactor

 

T18-free cells

T18-encapsulated cells

Initial xylose (g/L)

40.1

34.5

Final ethanol (g/L)

15.3

15.8

Residual xylose (g/L)

3.9

0

YP/S (g/g)

0.423

0.458

QP (g/L/h)

0.638

1.317

qp (mg/gdrycells/h)

12.8

26.3

Fermentation time (h)

24

12

  1. Experimental conditions: YPX + 8 g/L acetic acid, initial concentration of 50 gdrycells/L (OD0 = 100), 35 °C, 150 rpm and pH 5.2. Values are triplicates averages, with less than 5% standard error