Restenosis following balloon dilation of benign esophageal stenosis

Table 1 Source of antigens and their effective concentrations

First antibody			Second antibody
Goat antihuman PDGF	Promega	1:40	Biotinylated house antigoat IgG	Vector	1:200
Mouse antihuman FN	Life	1:20	Biotinylated house antimouse IgG	Vector	1:200
Mouse antihuman PCNA	Maxim	1:20	Biotinylated house antimouse IgG	Maxim	1:200

Statistical analysis: Data were expressed as the ¯x ± s. Statistical analysis was performed using the unpaired or paired t-test. A probability value less than 0.05 was considered significant.