TABLE 1.

Colistin A concentrations in sheep epithelial lining fluid

Sheep	Colistin A concna (ng/μl)	Dilution of epithelial lining fluid in BAL	Mean colistin A concn corrected for dilution (ng/μl)
ED951	0.346 ± 0.056	5.45	1.89
ED952	0.320 ± 0.034	4.18	1.34
ED953	0.290 ± 0.061	6.45	1.87
ED954	1.549 ± 0.251	15.75	24.40
ED955	0.625 ± 0.159	11.43	7.15
ED956	0.222 ± 0.017	29.5	6.56

^aValues are the means ± SD. Colistin B values were too low to be calculated accurately.