About the Authors

Fan Bai

Affiliation Departments of Anatomy and Cell Biology, and Internal Medicine, University of Iowa, Iowa City, Iowa, United States of America

Heather L. Groth

Affiliation Departments of Anatomy and Cell Biology, and Internal Medicine, University of Iowa, Iowa City, Iowa, United States of America

Masataka Kawai

masataka-kawai@uiowa.edu

Affiliation Departments of Anatomy and Cell Biology, and Internal Medicine, University of Iowa, Iowa City, Iowa, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MK FB. Performed the experiments: FB HLG. Analyzed the data: HLG FB MK. Contributed reagents/materials/analysis tools: MK. Wrote the paper: MK FB.