an isolated perfused lung [ ipl ) preparation was used to investigate the effects of so2 ( 1-2 ppm ) on the metabolism of benzo [ a ] pyrene ( bap ) , a ubiquitous potent carcinogen that has been associated with the increased incidence of a human bronchiogenic carcinoma in occupational and urban populations .
C0024109
lung
C0007121
bronchiogenic carcinoma