Inhalation of Nebulized Diesel Particulate Matter: A Safety Trial in Healthy Humans

Table 2

Total cell counts following inhalation of saline, DPM75, DPM150, and DPM300 (×10⁶ cells/g).

	Baseline	2 h	24 h
Saline	7.5±2.78	4.7±1.43	5.1±1.25
DPM 75	6.2±1.36	3.6±0.79	5.3±0.10
DPM 150	13.0±9.11	3.4±0.59	3.7±0.12
DPM 300	5.3±1.00	5.5±1.55	9.0±0.35

Values given as mean ± SEM. No significant differences between time or groups was found.