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Effect of ions on enzymes production by Streptomyces sp. Al-Dhabi-49.
| Ionic sources (0.1%) | Enzyme activity (U/ml) |
|
|---|---|---|
| Protease | Lipase | |
| Ca2+ | 212 ± 3.8 | 130 ± 2.1 |
| Cu2+ | 43 ± 2.9 | 131 ± 11.2 |
| Mg2+ | 170 ± 3.4 | 169.7 ± 4.1 |
| Mn2+ | 159 ± 3.3 | 111 ± 6.9 |
| Hg2+ | 30.5 ± 8.7 | 63.1 ± 5.6 |
| Control | 135 ± 5.6 | 130 ± 2.2 |
