Sunday, July 09, 2006

Genetics may play role in drug abuse

RICHMOND, Va., July 6 (UPI) -- U.S. researchers say genetic factors may play an important role in a person's use, misuse or dependence on illicit drugs such as marijuana and cocaine. Virginia Commonwealth University researchers, in collaboration with researchers from the Norwegian Institute of Public Health and the University of Oslo in Norway, reported the results of a population-based study of twin pairs that showed that genetic factors influence the illicit drug use in Norway, a country with significantly low levels of psychoactive substance use disorder. "Prior twin studies of illicit drug use and abuse have all been conducted in Anglophonic countries, specifically the United States and Australia, with high levels of such use," said lead author Dr. Kenneth S.

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