About the Authors

Christopher J. Potter

cpotter@jhmi.edu

Affiliation Solomon H. Snyder Department of Neuroscience, Center for Sensory Biology, The Johns Hopkins University School of Medicine, Baltimore, Maryland, United States of America

Liqun Luo

Affiliation Howard Hughes Medical Institute, Department of Biology, Stanford University, Stanford, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CJP. Performed the experiments: CJP. Analyzed the data: CJP. Wrote the paper: CJP LL.