Table 1.
Quantification and recovery of HEK293-produced IFNα2b from two production schemes.
| Production scheme | IFNα2b mg/L (ELISA) | Percent recovery | |
| Culture medium | SO3-column | ||
| 1 feed | 237 ± 11 | 185 ± 3 | 79.5 |
| 2 feeds | 301 ± 25 | 216 ± 11 | 71.8 |
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