About the Authors

Christopher J Hale, Jennifer L Stonaker, Stephen M Gross, Jay B Hollick
Department of Plant and Microbial Biology, University of California Berkeley, Berkeley, California, United States of America

Corresponding Author

hollick@nature.berkeley.edu

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

CJH, JLS, and JBH conceived and designed the experiments. All authors performed the experiments and analyzed the data. CJH, JLS, SMG, and JBH contributed reagents/materials/analysis tools. CJH and JBH wrote the paper.