peripheral blood , lung lymph , and lung tissue samples were collected at baseline and 15 , 30 , 60 , 120 , 180 , and 240 minutes after the start of intravenous infusion of e. coli endotoxin ( 1.25 micrograms/kg , n = 6 ) or saline ( n = 4 ) from open-chest anesthetized sheep .
C0024109
lung
C0819757
lung tissue