About the Authors

Michael R. Bruchas

Contributed equally to this work with: Michael R. Bruchas, Benjamin B. Land

Affiliation Department of Pharmacology, University of Washington, Seattle, Washington, United States of America

Benjamin B. Land

Contributed equally to this work with: Michael R. Bruchas, Benjamin B. Land

Affiliations Department of Pharmacology, University of Washington, Seattle, Washington, United States of America, Graduate Program in Neurobiology and Behavior, University of Washington, Seattle, Washington, United States of America

Julia C. Lemos

Affiliations Department of Pharmacology, University of Washington, Seattle, Washington, United States of America, Graduate Program in Neurobiology and Behavior, University of Washington, Seattle, Washington, United States of America

Charles Chavkin

cchavkin@u.washington.edu

Affiliations Department of Pharmacology, University of Washington, Seattle, Washington, United States of America, Graduate Program in Neurobiology and Behavior, University of Washington, Seattle, Washington, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MRB BBL JCL CC. Performed the experiments: MRB BBL JCL. Analyzed the data: MRB BBL. Wrote the paper: MRB BBL CC.