About the Authors

Kristien J. M. Zaal

zaalk@mail.nih.gov

Affiliation Light Imaging Section, Office of Science and Technology, National Institute of Arthritis, Musculoskeletal, and Skin Disease, National Institutes of Health, Bethesda, Maryland, United States of America

Ericka Reid

Affiliation Light Imaging Section, Office of Science and Technology, National Institute of Arthritis, Musculoskeletal, and Skin Disease, National Institutes of Health, Bethesda, Maryland, United States of America

Kambiz Mousavi

Affiliation Laboratory of Muscle Stem Cells and Gene Regulation, National Institute of Arthritis, Musculoskeletal, and Skin Diseases, National Institutes of Health, Bethesda, Maryland, United States of America

Tan Zhang

Current address: Wake Forest University School of Medicine, Winston-Salem, North Carolina, United States of America

Affiliation Light Imaging Section, Office of Science and Technology, National Institute of Arthritis, Musculoskeletal, and Skin Disease, National Institutes of Health, Bethesda, Maryland, United States of America

Amisha Mehta

Affiliation Light Imaging Section, Office of Science and Technology, National Institute of Arthritis, Musculoskeletal, and Skin Disease, National Institutes of Health, Bethesda, Maryland, United States of America

Elisabeth Bugnard

Affiliations Light Imaging Section, Office of Science and Technology, National Institute of Arthritis, Musculoskeletal, and Skin Disease, National Institutes of Health, Bethesda, Maryland, United States of America, Institut Curie, Centre Universitaire, Orsay, France

Vittorio Sartorelli

Affiliation Laboratory of Muscle Stem Cells and Gene Regulation, National Institute of Arthritis, Musculoskeletal, and Skin Diseases, National Institutes of Health, Bethesda, Maryland, United States of America

Evelyn Ralston

Affiliation Light Imaging Section, Office of Science and Technology, National Institute of Arthritis, Musculoskeletal, and Skin Disease, National Institutes of Health, Bethesda, Maryland, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: KZ E. Ralston EB VS. Performed the experiments: KZ E. Reid KM TZ AM. Analyzed the data: KZ E. Reid KM E. Ralston. Wrote the paper: KZ E. Ralston.