این ژن نادر خطر ابتلا به سرطان ریه را در افرادی که هرگز سیگار نکشیده اند به شدت افزایش می دهد

This Rare Gene Drastically Raises Lung Cancer Risk in People Who Never Smoked

The gene is found predominantly in Southern Appalachia and may be one of the most powerful cancer-risk mutations ever found.