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Table 2 Inhaled exposure characteristics

From: Morphometric analysis of inflammation in bronchial biopsies following exposure to inhaled diesel exhaust and allergen challenge in atopic subjects

Condition PM2.5 (μg/m3) Particle number (#/cm3) CO (ppm) NO (ppb) NOx (ppb) NO2 (ppb) NO2/PM# (μg/#)
FA 8.2 (6.9) 1750.4 (235.1) 2.8 (0.1) 25.3 (5.0) 71.1 (9.8) 45.9 (7.7) 4.9 × 10−9
DE 302.0 (30.5) 5.4 × 105 (6.4 × 104) 14.1 (2.0) 8665.5 (1287.1) 9185.3 (1366.1) 519.7 (118.6) 1.8 × 10−9
  1. Values are presented as mean (SD)
  2. FA filtered air, DE diesel exhaust