About the Authors
Stowers Institute for Medical Research, Kansas City, Missouri, United States of America
Department of Molecular and Integrative Physiology, University of Kansas Medical Center, Kansas City, Kansas, United States of America
The authors have declared that no competing interests exist.
The author(s) have made the following declarations about their contributions: Conceived and designed the experiments: KS EW. Performed the experiments: EW LL RK FR AS KS. Analyzed the data: EW LL AS LF KS. Contributed reagents/materials/analysis tools: EW LL RK AS LF KS. Wrote the paper: KS.