Challenge | Compound | Dose | n | Cell Number (×106/animal) | ||
---|---|---|---|---|---|---|
Total Cells | Eosinophils | Macrophages | ||||
mg/kg | ||||||
Saline | 4 | 3.2 ± 0.5 | 1.5 ± 0.4 | 1.6 ± 0.2 | ||
Antigen | Vehicle | 5 | 17.1 ± 2.24-167 | 5.0 ± 0.64-167 | 10.3 ± 1.54-167 | |
S-5751 | 10 | 6 | 9.7 ± 2.34-150 | 2.9 ± 0.74-150 | 5.6 ± 1.44-150 | |
Saline | 8 | 3.0 ± 0.3 | 0.5 ± 0.1 | 2.1 ± 0.2 | ||
Antigen | Vehicle | 6 | 12.1 ± 1.94-167 | 4.2 ± 0.84-167 | 5.1 ± 0.74-167 | |
S-1452 | 10 | 8 | 13.8 ± 1.7 | 4.9 ± 0.7 | 5.7 ± 0.9 |
Bronchoalveolar lavage performed 24 h after the last antigen challenge, respectively. S-5751 and S-1452 were orally administered 1 and 2 h before antigen challenge, respectively.