About the Authors

Jianquan Chen

Affiliation Department of Orthopaedic Surgery, Washington University School of Medicine, St. Louis, Missouri, United States of America

Yu Shi

Affiliation Department of Orthopaedic Surgery, Washington University School of Medicine, St. Louis, Missouri, United States of America

Jenna Regan

Affiliation Department of Orthopaedic Surgery, Washington University School of Medicine, St. Louis, Missouri, United States of America

Kannan Karuppaiah

Affiliation Department of Developmental Biology, Washington University School of Medicine, St. Louis, Missouri, United States of America

David M. Ornitz

Affiliation Department of Developmental Biology, Washington University School of Medicine, St. Louis, Missouri, United States of America

Fanxin Long

longf@wudosis.wustl.edu

Affiliations Department of Orthopaedic Surgery, Washington University School of Medicine, St. Louis, Missouri, United States of America, Department of Developmental Biology, Washington University School of Medicine, St. Louis, Missouri, United States of America, Department of Medicine, Washington University School of Medicine, St. Louis, Missouri, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JC FL. Performed the experiments: JC YS JR KK. Analyzed the data: JC DMO FL. Wrote the paper: JC FL.