About the Authors

Claire G. Stevenson

Affiliation Biology Department, Tufts Center for Regenerative and Developmental Biology, Tufts University, Medford, Massachusetts, United States of America

Wendy Scott Beane

wendy.beane@tufts.edu

Affiliation Biology Department, Tufts Center for Regenerative and Developmental Biology, Tufts University, Medford, Massachusetts, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CGS WSB. Performed the experiments: CGS WSB. Analyzed the data: CGS WSB. Contributed reagents/materials/analysis tools: WSB. Wrote the paper: CGS WSB.