About the Authors

Catherine Johnson

Affiliation Molecular Neurobiology Branch, National Institutes of Health, Intramural Research Program, National Institutes on Drug Abuse, Baltimore, Maryland, United States of America

Tomas Drgon

Affiliation Molecular Neurobiology Branch, National Institutes of Health, Intramural Research Program, National Institutes on Drug Abuse, Baltimore, Maryland, United States of America

Donna Walther

Affiliation Molecular Neurobiology Branch, National Institutes of Health, Intramural Research Program, National Institutes on Drug Abuse, Baltimore, Maryland, United States of America

George R. Uhl

guhl@intra.nida.nih.gov

Affiliation Molecular Neurobiology Branch, National Institutes of Health, Intramural Research Program, National Institutes on Drug Abuse, Baltimore, Maryland, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: GRU TD CJ. Performed the experiments: CJ DW TD GRU. Analyzed the data: CJ GRU TD. Contributed reagents/materials/analysis tools: CJ GRU TD. Wrote the paper: GRU TD.