Genome-wide association study of cannabis

March 30, 2016, The JAMA Network Journals
cannabis
Cannabis indica. Credit: Wikipedia

Cannabis dependence is a serious problem worldwide and it is of growing importance in the United States as marijuana becomes increasingly legal.

A new study published online by JAMA Psychiatry examined what specific genetic variants might contribute to .

Joel Gelernter, M.D., of the Yale School of Medicine, New Haven, Conn., and coauthors conducted a genome-wide association study for DSM-IV cannabis dependence criterion in three independent substance dependence study groups among African American and European American participants.

The authors report cannabis dependence has a genetic risk component that may overlap with other psychiatric disorders.

Explore further: Pot smokers may face five times greater risk of alcohol abuse

More information: JAMA Psychiatry. Published online March 30, 2016. DOI: 10.1001/jamapsychiatry.2016.0036

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