TABLE 1.

Biochemical composition of BAL fluid from P. carinii-infected SCID mice

Experimental group	n	Wk postexposure	Immune, Recon.b	DPR	Dynamic-compliancec (% control)	Concn of:		Protein/phospholipid ratio (%)
						Phospholipid (mg/ml)	Protein (μg/ml)
P. carinii free	5	0	No	0	100 ± 17	0.063 ± 0.004	37 ± 4.0	58 ± 4.0
P. carinii infected	6	9	No	0	97 ± 11	0.053 ± 0.006	34 ± 6.0	64 ± 4.7
P. carinii infected	6	9	Yes	12	44 ± 8.4	0.058 ± 0.004	123 ± 19a	218 ± 42a
P. carinii infected	6	12	No	0	46 ± 18	0.060 ± 0.006	75 ± 10a	123 ± 12a
P. carinii infected	6	15	No	0	36 ± 10	0.063 ± 0.004	97 ± 7.0a	160 ± 19a

^aP < 0.05 compared to values for P. carinii-free SCID mice and for nonreconstituted, P. carinii-infected SCID mice at 9 weeks postexposure. 

^bRecon., reconstitution. 

^cDynamic lung compliance data are representative values from an independent, controlled experiment previously reported by Wright et al. (57).