Drug smokers have precancerous signs
Lung biopsies of marijuana and cocaine smokers show traits that appear to be precursors of cancer.
References:
Barsky, S.H. . . . D.P. Tashkin. 1998. Histopathologic and molecular alterations in bronchial epithelium in habitual smokers of marijuana, cocaine, and/or tobacco. Journal of the National Cancer Institute 90(Aug. 19):1198.
Further Readings:
Fligiel, S.E., et al. 1997. Tracheobronchial histopathology in habitual smokers of cocaine, marijuana, and/or tobacco. Chest 112:319.
Mao, L., and Y. Oh. 1998. Does marijuana or crack cocaine cause cancer? Journal of the National Cancer Institute 90(Aug. 19):1182.
Sources:
Donald P. Tashkin
University of California, Los Angeles
School of Medicine
Department of Medicine
Los Angeles, CA 90095-1690
9/12/98
copyright 1998 ScienceService