"Light" Smoking is No Refuge from Lung Cancer | GenomeWeb

The University of Cincinnati's Marshall Anderson and his colleagues in Genetic Epidemiology of Lung Cancer Consortium uncovered a risk locus on chromosome 6q that increases a person's risk of developing lung cancer even if that person is a light smoker. The study, which is published in Cancer Research, found that for family members born without this variant, the risk of developing lung cancer tracked very closely with level of smoking — smoke more, have a higher risk of lung cancer.

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