Table 2
PAR-2 expression in different structures of central airways of non-smokers and smokers*
| % PAR-2 +ve smooth muscle area/bronchial wall area | % PAR-2 +ve vessels/total vessels | % PAR-2 +ve acini/total acini | No PAR-2 +ve epithelial cells/mm basement membrane | |
|---|---|---|---|---|
| *Results are expressed as median (interquartile range). | ||||
| Non-smokers (n=6) | 2.1 (1.6–2.8) | 47.0 (39.7–55.9) | 28.6 (10.6–45.0) | 30 (30–101) |
| Smokers (n=24) | 2.8 (1.4–4.5) | 42.5 (39.4–54.6) | 20.1 (14.4–32.8) | 20 (20–30) |
