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Effect of metal ions on the activity of chitosanase.
| Relative Activity (%) | |
|---|---|
| Control | 100.00 ± 1.39 |
| Cu2+ | 63.42 ± 1.51 |
| Zn2+ | 99.75 ± 1.84 |
| Mg2+ | 64.31 ± 2.09 |
| Na+ | 154.22 ± 1.96 |
| Ba2+ | 76.99 ± 2.03 |
| Ca2+ | 108.81 ± 4.13 |
| Fe2+ | 133.23 ± 5.31 |
| EDTA | 68.10 ± 0.39 |
All data points were means ± standard deviations (n = 3).
