About the Authors

Delphine Fagegaltier

Affiliation Department of Biological Sciences, Stanford University, Stanford, California, United States of America

Bruce S Baker

To whom correspondence should be addressed. E-mail: bbaker@cmgm.stanford.edu

Affiliation Department of Biological Sciences, Stanford University, Stanford, California, United States of America

Competing Interests

The authors have declared that no conflicts of interest exist.

Author Contributions

DF and BSB conceived and designed the experiments. DF performed the experiments. DF and BSB analyzed the data. DF and BSB wrote the paper.