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. 2010 Nov 15;22(4):489–497. doi: 10.1089/hum.2010.159

Table 3.

Virus Yield for Clinical Lot In-Process Samples

Subbatch Sample ID Volume Infectious titer (PFU/ml) Total infectious units (PFU)
1 Clarified supernatant 9 liters 3.0 × 108 2.7 × 1012
  Post-Benzonase 9 liters 1.5 × 108 1.4 × 1012
  Elution peak (1.2M) 330 ml 1.6 × 109 0.5 × 1012
  Post-UF/DF 116 ml 2.4 × 1010 2.8 × 1012
2 Clarified supernatant 9 liters 3.3 × 108 2.7 × 1012
  Post-Benzonase 9 liters 1.5 × 108 1.4 × 1012
  Elution peak (1.2M) 306 ml 4.7 × 109 1.4 × 1012
  Post-UF/DF 111 ml 2.3 × 1010 2.6 × 1012
3 Clarified supernatant 9 liters 3.8 × 108 4.3 × 1012
  Post-Benzonase 9 liters 2.2 × 108 2.0 × 1012
  Elution peak (1.2M) 342 ml 4.9 × 109 1.7 × 1012
  Post-UF/DF 117 ml 2.8 × 1010 3.3 × 1012
4 Clarified supernatant 9 liters 2.0 × 108 1.8 × 1012
  Post-Benzonase 9 liters ND ND
  Elution peak (1.2M) 344 ml ND ND
  Post-UF/DF 117 ml 2.3 × 1010 2.6 × 1012
5 Clarified supernatant 9 liters ND ND
  Post-Benzonase 9 liters ND ND
  Elution peak (1.2M) 366 ml ND ND
  Post-UF/DF 125 ml 2.4 × 1010 2.7 × 1012

DF, diafiltration; ND, not determined; UF, ultrafiltration.