Table 7.

BAL protein, cell counts, and cell types

	Normoxia	24-hr hyperoxia	24-hrs saline	24-hr LPS
Protein (Mean ± SEM, mg/ml)	0.73 ± 0.04 n = 5	0.68 ± 0.10 n = 5	0.78 ± 0.02 n = 4	1.24 ± 0.09 *& n = 7
Cell count (x 104) in collected BAL fluid (Mean ± SEM)	99 ± 25 n = 5	90 ± 20 n = 5	334 ± 33* n = 4	3301 ± 1178*& n = 7
Differential (Mean + SEM %)
Macrophages	80.0 ± 3.6 n = 5	70.2 ± 6.0 n = 5	48.4 ± 7.1* n = 4	7.7 ± 2.2*& n = 4
Neutrophils	5.3 ± 2.1 n = 5	8.3 ± 1.3 n = 5	37.6 ± 7.9* n = 4	89.7 ± 1.4*& n = 4
Lymphocytes	11.3 ± 5.3 n = 5	15.1 ± 2.3 n = 5	8.1 ± 2.3 n = 4	1.5 ± 0.3* n = 4
Others	3.3 ± 1.1 n = 5	6.5 ± 3.2 n = 5	5.9 ± 1.5 n = 4	1.0 ± 0.7& n = 4

n is the number of rats. One-way ANOVA or one-way ANOVA on Ranks followed by Tukey’s range test (p < 0.05) was used to evaluate differences among normoxia, saline, and LPS groups.

^*different from normoxia;

^&different from saline.