TABLE 1.

Total and differential cell counts in bronchoalveolar fluid

Treatment	Total cells		Macrophages		Neutrophils		Eosinophils		Lymphocytes
	Cells/ml (mean ± SEM)	Pa	Cells/ml (mean ± SEM)	P	Cells/ml (mean ± SEM)	P	Cells/ml (mean ± SEM)	P	Cells/ml (mean ± SEM)	P
Levofloxacin alone	5.0 × 105 ± 9.0 × 104		3.9 × 104 ± 8.2 × 103		4.5 × 105 ± 8.1 × 104		8.5 × 103 ± 3.6 × 103		1.3 × 104 ± 3.4 × 103
Levofloxacin plus EM703 at −24 h	1.1 × 106 ± 1.1 × 105	0.0002	4.2 × 105 ± 7.9 × 104	<0.0001	9.6 × 105 ± 8.8 × 104	0.0002	1.1 × 104 ± 4.3 × 103	0.9834	2.1 × 104 ± 5.8 × 103	>0.9999
Levofloxacin plus EM703 at 0 h	9.0 × 105 ± 1.1 × 105	0.0381	1.6 × 105 ± 3.6 × 104	0.0263	7.4 × 105 ± 1.0 × 105	0.0544	1.2 × 104 ± 4.0 × 103	>0.9999	1.4 × 104 ± 2.7 × 103	0.5298

^aP values were calculated using levofloxacin alone as a control.