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Purification of recombinant αAI from culture supernatants of K. lactis YCT390/αAI-OPT strain 68A
| Purification step | Total protein (μg) | Specific inhibitory activity (IU/mg) |
|---|---|---|
| Dialysed and freeze-dried culture supernatant | 899 | ND |
| Anion-exchange batch-adsorption (DEAE-Sepharose CL-6B) | 227 | 8 |
| Affinity batch-adsorption (α-amylase-Sepharose) | 8.45 | 234 |
