Jump to full article: The Osgood File (Westwood One), 2008-04-03
Intro: "What this finding means is that some individuals --- who are unfortunately at higher risk for getting lung cancer if they carry the genetic factor --- also may find it more difficult to quit."
The gene variations in these new studies could help explain some of the anomalies we all know about: 90-year-old smokers who don't get cancer, for example ... and why some people get hooked on nicotine and some don't.
All of these new studies link the variations on Chromosome 15 to lung cancer, says CBS News Medical Correspondent Dr. Emily Senay ... but they disagree as to how it works.
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