Researchers identified a DNA variant—located in the DNMT3B gene—that increases likelihood of nicotine dependence. The variant is commonly found in people of European and African descent. The discovery could create possibilities into new research for nicotine addiction treatments.
Reference
Researchers identify gene that influences nicotine dependence [press release]. Research Triangle Park, NC: RTI International; October 10, 2017. Accessed November 9, 2017.