Posted By: QuitSmoking.com Staff | Jul 18 2013
Smokers who have been given a clean bill of health from their doctors after normal examination results may still have early signs of lung cancer, according to a study published in the journal Stem Cells.
Results revealed that in the lining of the airways in the smokers’ lungs, human embryonic stem cell genes had been activated, which are switched on in the most aggressive, hard-to-treat lung cancers, the researchers say.
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