Condition
|
Concentration (mM)
|
Final pH
|
---|
Ethanol
|
Formate
|
Acetate
|
Lactate
|
CO2
|
Glucose equivalents remaining
|
---|
Control
|
116.5 ± 5.5
|
11.7 ± 0.9
|
4.0 ± 0.6
|
0.7 ± 0.3
|
108.8 ± 9.9
|
1.9 ± 0.5
|
6.2 ± 0.0
|
3.5 g/L Avicel
|
110.7 ± 4.1
|
9.8 ± 0.6
|
3.2 ± 0.3
|
0.4 ± 0.0
|
104.1 ± 6.6
|
1.4 ± 0.1
|
6.2 ± 0.0
|
8.8 g/L Avicel
|
100.1 ± 1.8
|
9.3 ± 1.2
|
3.5 ± 0.2
|
0.6 ± 0.3
|
94.3 ± 8.4
|
3.0 ± 0.4
|
6.1 ± 0.0
|
17.5 g/L Avicel
|
91.0 ± 5.8
|
7.6 ± 1.0
|
4.1 ± 0.8
|
0.1 ± 0.1
|
87.5 ± 11.3
|
3.9 ± 0.4
|
6.0 ± 0.0
|
10 g/L SG
|
101.6 ± 2.8
|
11.5 ± 1.7
|
6.5 ± 1.0
|
0.7 ± 0.2
|
96.6 ± 9.2
|
1.8 ± 0.7
|
6.1 ± 0.0
|
25 g/L SG
|
101.4 ± 1.3
|
11.8 ± 0.6
|
4.8 ± 0.4
|
0.3 ± 0.0
|
94.4 ± 8.3
|
2.4 ± 0.1
|
6.1 ± 0.1
|
50 g/L SG
|
107.1 ± 3.2
|
9.4 ± 0.9
|
5.5 ± 0.2
|
0.4 ± 0.0
|
103.2 ± 5.5
|
4.6 ± 0.4
|
6.0 ± 0.0
|
-
SG switchgrass
-
aFermentations contained cellobiose at a concentration of 97 mM glucose equivalents. n = 6