Table 2.
Effect of carbon and nitrogen sources on cellulase production in SmF and SSF by A. niger
| Supplement | SmF (U/ml) | SSF (U/g DMB) | ||
|---|---|---|---|---|
| CMCase | FPase | CMCase | FPase | |
| Carbon sources (5 % w/v in SmF and 4 % w/w in SSF) | ||||
| Control | 0.7 | 0.4 | 3.7 | 2 |
| Glucose | 2.52 | 0.54 | 12.1 | 6.5 |
| Xylose | 2.2 | 1.42 | 15.7 | 6.6 |
| Lactose | 3 | 1.71 | 18 | 10.9 |
| Maltose | 2.51 | 1.5 | 17.5 | 6.3 |
| Sucrose | 2.54 | 1.51 | 13.7 | 6.2 |
| Nitrogen sources (5 % w/v in SmF and 4 % w/w in SSF) | ||||
| Control | 0.56 | 0.4 | 3.8 | 2 |
| Yeast extract | 1.1 | 0.6 | 8.2 | 4.2 |
| Beef extract | 1.53 | 0.9 | 11 | 4.5 |
| Peptone | 2.1 | 1.36 | 13.8 | 6.2 |
| Groundnut oil | 1.61 | 1.1 | 8.1 | 4.3 |
| Casein | 0.53 | 0.47 | 4.2 | 3.8 |
| Sodium nitrate | - | - | 4 | 3.6 |