Large Family Study Pinpoints Genetic Linkage In Drug Addiction

... Based on data obtained from one of the largest family sets of its kind, Yale School of Medicine researchers have identified a genetic linkage for dependence on drugs such as heroin, morphine and oxycontin.The lead author, Joel Gelernter, M.D., professor in the Department of Psychiatry, said the researchers recruited a sample of 393 small families, most with at least two individuals with opioid dependence... click link for more info. ...