It could become one of the major developments of genetic research. Duke researchers believe that as many as 221 different gene variants play a role in cigarette addiction and the ability to quit. Researchers from Duke and the National Institute of Drug Abuse hope this may someday lead to a new tool for tailoring smoking cessation treatments to a patient’s individual genetic makeup. Researchers admit it isn’t entirely this simple. Certainly, the environment plays a role, but knowing how to manipulate or alter genes could be crucial.
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