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SCIENCE FILE | IN BRIEF

Nicotine Not Just Addictive, Study Finds

January 04, 2003|From Times Staff and Wire Reports

In describing the hazards of cigarettes, scientists have always assumed that it was nicotine that made them addictive and tar that caused cancer. New research shows that nicotine may cause lung cancer as well. In a study published in the Journal of Clinical Investigation, National Cancer Institute researcher Phillip Dennis reports that lung cells stimulated with nicotine showed enhanced cell growth and survival, meaning the cells are less likely to die if they become cancerous or abnormal.

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