Acute airway inflammation following controlled biodiesel exhaust exposure in healthy subjects

Table 3 Soluble components in bronchial wash and bronchoalveolar lavage

	MPO ng/ml		MMP-9 ng/ml		MMP-12 pg/ml		TIMP1 ng/ml		TIMP2 pg/ml
	BW	BAL	BW	BAL	BW	BAL	BW	BAL	BW	BAL
Filtered Air	64.8	1.40	2.55	0.60	628	634	6.35	0.50	745	559
Filtered Air	25.0–131.5	0.92–2.32	1.55–4.12	0.60–0.62	525–768	468–762	3.97–9.80	0.50–0.80	519–989	467–713
BD100	104.3	2.10	4.05	0.65	729	588	8.00	0.60	808	574
BD100	48.6–171.7	1.10–2.62	2.25–7.80	0.60–0.92	614–844	517–676	4.82–11.92	0.50–0.95	619–969	463–812
p-value*	0.43	0.39	0.22	0.19	0.24	0.83	0.15	0.14	0.40	0.70

Myeloperoxidase (MPO) and metalloproteases (MMP) 9 and 12, together with metalloprotease inhibitors (TIMP) 1 and 2 in BW and BAL fluid after exposure to filtered air and BD100 exhaust exposure. Data are given as median with interquartile range. *Wilcoxon signed rank test

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