From: Compartment differences of inflammatory activity in chronic obstructive pulmonary disease
Healthy non-smoker | Smokers without COPD | Smokers with COPD | |||
---|---|---|---|---|---|
Serum | MMP-9 (ng/ml) | 430 (251-577) | 490 (382-801) | 757** (557-1000) | P = 0.006 |
TIMP-1 (ng/ml) | 282 (221-367) | 358 (266-442) | 338 (298-544) | P = 0.104 | |
MMP-9/TIMP-1 | 1.21 (0.92-1.93) | 1.31 (0.96-2.29) | 2.13 (1.57-2.81) | P = 0.116 | |
CRP (mg/l) | 0.75 (0.40-1.20) | 1.80** (1.00-2.70) | 2.45** (0.73-4.30) | P = 0.004 | |
TNF-α (pg/ml) | 1.39 (0.72-1.93) | 1.22 (1.08-1.53) | 0.64*# (<0.5-1.30) | P = 0.049 | |
sTNFR1 (pg/ml) | 1353 (817-1570) | 1322 (1166-1855) | 1302 (943-1829) | P = 0.848 | |
sTNFR2 (pg/ml) | 3499 (2806-3708) | 3561 (3097-3919) | 3750 (2975-4261) | P = 0.826 | |
Blood | TNFR1 on monocytes (rMFI) | 11.8 (10.5-15.0) | 12.5 (9.9-13.7) | 13.2 (11.3-15.7) | P = 0.600 |
TNFR2 on monocytes (rMFI) | 28.2 (21.3-47.8) | 31.1 (25.0-40.9) | 44.0 (28.9-52.2) | P = 0.342 | |
TNFR1 on neutrophils (rMFI) | 6.95 (6.24-9.45) | 6.74 (5.42-7.70) | 6.69 (5.70-7.92) | P = 0.509 | |
TNFR2 on neutrophils (rMFI) | 11.8 (8.79-14.6) | 8.28 (7.30-9.97) | 7.82 (6.58-10.6) | P = 0.117 |