Substrate | Enzymes (15Â mg/g ds) | Sugar released | |||
---|---|---|---|---|---|
Xylose (% of xylan) | Arabinose (% of araban) | Glucose (% of glucan) | Reducing sugar (% of carbohydrate)a | ||
Native corn straw | Extra-enzyme | 9.6 ± 0.32 | 20.9 ± 0.78 | 3.9 ± 0.14 | 15.4 ± 0.56 |
Extra-/Intra- = 1:1 | 14.7 ± 0.56 | 39.5 ± 1.23 | 3.7 ± 0.14 | 14.3 ± 0.67 | |
Intra-enzyme | 7.9 ± 0.33 | 53.5 ± 2.81 | 3.1 ± 0.12 | 11.5 ± 0.43 | |
Native corncob | Extra-enzyme | 11.7 ± 0.47 | 22.9 ± 1.12 | ND | 14.5 ± 0.61 |
Extra-/Intra- = 1:1 | 16.8 ± 0.48 | 45.7 ± 1.73 | ND | 13.7 ± 0.57 | |
Intra-enzyme | 10.4 ± 0.51 | 60.0 ± 2.85 | ND | 10.9 ± 0.49 | |
SE corn stover | Extra-enzyme | 50.0 ± 2.23 | ND | ND | 4.6 ± 0.17 |
Extra-/Intra- = 1:1 | 59.1 ± 2.54 | ND | ND | 3.8 ± 0.16 | |
Intra-enzyme | 36.4 ± 1.67 | ND | ND | 2.5 ± 0.12 |