Research Suggests Smokers With Gene Defect Have 1 in 4 Chance of Developing Lung Cancer

A large-scale, international study reveals that a quarter of smokers who carry a defect in the BRCA2 gene will develop lung cancer in their lifetime. Scientists announce a previously unknown link between lung cancer and a particular BRCA2 defect, occurring in around 2 per cent of the population, in research published in iNature Genetics/i today (Sunday). The defect in BRCA2 - best known for its role in breast cancer - increases the risk of developing lung cancer by about 1.8 times.Smokers ...