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Table 1 Enrichment of positive phage clones by subtraction biopanning

From: Screening and selection of peptides specific for esophageal cancer cells from a phage display peptide library

Rounds

Input phage (pfu)

Output phage (pfu)

Recovery

1

2.0 × 1011

4.2 × 103

2.1 × 10-8

2

2.0 × 1011

2.5 × 105

1.25 × 10-6

3

2.0 × 1011

6.8 × 106

3.4 × 10-5

  1. Pfu: plaque forming unit.