Hubbard, R. C., Ogushi, F., Fells, G. A., Cantin, A. M., Jallat, S., Courtney, M., & Crystal, R. G. (1987). Oxidants spontaneously released by alveolar macrophages of cigarette smokers can inactivate the active site of alpha 1-antitrypsin, rendering it ineffective as an inhibitor of neutrophil elastase.

Hubbard, R C., F. Ogushi, G A. Fells, A M. Cantin, S. Jallat, M. Courtney, and R G. Crystal. Oxidants Spontaneously Released By Alveolar Macrophages of Cigarette Smokers Can Inactivate the Active Site of Alpha 1-antitrypsin, Rendering It Ineffective As an Inhibitor of Neutrophil Elastase. 1987.

Hubbard, R C., et al. Oxidants Spontaneously Released By Alveolar Macrophages of Cigarette Smokers Can Inactivate the Active Site of Alpha 1-antitrypsin, Rendering It Ineffective As an Inhibitor of Neutrophil Elastase. 1987.