title: Sister chromatid exchange in cigarette smokers.
abstract: The incidence of sister chromatid exchanges in smokers and nonsmokers was investigated. There was no difference in the SCE rate between smokers and nonsmokers, nor was there any difference between heavy (greater than 10 per day) and light (less than 10 per day) smokers.
mesh_terms: D003434:Crossing Over, Genetic; D006801:Humans; D008214:Lymphocytes / Q000648:ultrastructure; D012854:Sister Chromatid Exchange; D012907:Smoking