Table 3.
Cell growth, sucrose and FOS concentrations in the culture broth from mutants and Aspergillus oryzae IPT-301 parent strain.
| Strain | Screening procedure | Dry weight (g l-1) | FOS (g l-1) | Sucrose (g l-1) |
|---|---|---|---|---|
| IPT-301 | - | 7.9 ± 0.4 | 13.0 ± 1.0 | 2.1 ± 0.8 |
| IPT-744 | SDS 0.018% (w/v) | 7.7 ± 0.7 | 4.8 ± 1.0 | 1.2 ± 0.3 |
| IPT-745 | SDS 0.018% (w/v) | 8.0 ± 0.6 | 4.3 ± 0.6 | 0.9 ± 0.4 |
| IPT-746 | Temperature 40oC | 8.6 ± 0.1 | 10.4 ± 0.9 | 3.3 ± 0.2 |
| IPT-747 | SDS 0.018% (w/v) | 7.4 ± 0.2 | 11.2 ± 0.6 | 1.7 ± 0.2 |
| IPT-748 | Temperature 40oC | 9.0 ± 0.2 | 11.6 ± 1.8 | 3.9 ± 0.9 |
| IPT-749 | SDS 0.018% (w/v) | 4.1 ± 0.9 | 3.5 ± 0.5 | 0.6 ± 0.2 |
| IPT-754 | SDS 0.018% (w/v) | 5.9 ± 0.6 | 2.8 ± 0.6 | 0.7 ± 0.2 |
SDS: sodium dodecyl sulfate. FOS: 1-kestose plus nystose. Values represent the means of 18 and 6 cultures at 30ºC during 72 h for parent strain and each mutant, respectively.