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Table 1 Quantification and recovery of HEK293-produced IFNα2b from two production schemes.

From: Stable high volumetric production of glycosylated human recombinant IFNalpha2b in HEK293 cells

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