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Additional Information

Competing Interests

The authors declare that they have no competing interests.

Author Contributions

John J. Dziak conceived and designed the experiments, performed the experiments, analyzed the data, wrote the paper, prepared figures and/or tables, reviewed drafts of the paper.

Donna L. Coffman conceived and designed the experiments, reviewed drafts of the paper.

Stephanie T. Lanza reviewed drafts of the paper.

Runze Li reviewed drafts of the paper.

Data Deposition

The following information was supplied regarding the deposition of related data:

http://www.runmycode.org/companion/view/1306

Funding

This research was supported by NIH grants P50 DA10075-14 and R21 DA24260 from the National Institute on Drug Abuse, and grant DMS-03048869 from the National Science Foundation. The content is solely the responsibility of the authors and does not necessarily represent the official views of the National Institute on Drug Abuse, the National Institutes of Health, or the National Science Foundation. The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript.


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