About the Authors

David A. Burdge

Affiliation Biotechnology Institute, University of Minnesota, Saint Paul, Minnesota, United States of America

Igor G. L. Libourel

libourel@umn.edu

Affiliations Biotechnology Institute, University of Minnesota, Saint Paul, Minnesota, United States of America, Department of Plant Biology, University of Minnesota, Saint Paul, Minnesota, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: DB IL. Performed the experiments: DB. Analyzed the data: DB IL. Wrote the paper: DB IL.