Table 1.
Differential cell count in bronchoalveolar lavage fluid from guinea pigs with chronic cough
| Group | Total cells ×105/mL | Mac % | Neu % | Lym % | Eos % |
|---|---|---|---|---|---|
| Normal control | 3.78 ± 0.86 | 72.5 ± 2.6 | 17.6 ± 5.2 | 5.9 ± 2.0 | 5.2 ± 2.3 |
| Inhalation of citric acid for 5 days | 3.99 ± 0.91 | 67.1 ± 3.6 | 20.3 ± 5.6 | 6.1 ± 1.9 | 6.6 ± 1.8 |
| Inhalation of citric acid for 10 days | 4.28 ± 1.19 | 45.8 ± 2.2 | 39.6 ± 6.3#,* | 7.5 ± 2.8 | 8.0 ± 2.9 |
| Inhalation of citric acid for 15 days | 5.63 ± 1.65#,* | 29.3 ± 4.8 | 53.8 ± 9.3#,* | 8.1 ± 2.2 | 8.6 ± 3.3 |
| Inhalation of citric acid for 20 days | 5.52 ± 1.36#,* | 31.1 ± 5.3 | 53.3 ± 8.7#,* | 8.9 ± 2.1 | 7.9 ± 2.2 |
| Inhalation of citric acid for 25 days | 5.03 ± 1.28# | 39.2 ± 6.1 | 45.1 ± 7.9#,* | 7.7 ± 2.3 | 8.1 ± 2.5 |
Mac, macrophages; Neu, neutrophils; Lym, lymphocytes; Eos, eosinophils.
*P < 0.05 vs. 5 days; #P < 0.05 vs. normal control.