Figure 2From: Passive immunotherapy for influenza A H5N1 virus infection with equine hyperimmune globulin F(ab')2 in miceRemoval of high molecular weight aggregate and pepsin by anion-exchange chromatography. Q-Sepharose FF ion-exchange separation of a diafiltrated pepsin digested antiserum. Peak I: F(ab')2, Peak II: high molecular weight aggregate and Peak III: pepsin.Back to article page