Figure 1

Comparison of process analysis between fed-batch and perfusion processes for BisAb production. Samples from each bioreactor were taken every day to measure (A) viable cell density, (B) cell viability, (C) day-day titer, (D) specific productivity, (E) osmolality, (F) cell volume and (G) lactate concentration. All data are expressed as mean ± SD from duplicate bioreactors.