About the Authors

Christoph Seiler, Gangarao Davuluri, Joshua Abrams, Michael Pack
Department of Medicine, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania, United States of America

Fitzroy J. Byfield, Paul A. Janmey
Department of Physiology, Institute for Medicine and Engineering, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America

Michael Pack
Department of Cell and Developmental Biology, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania, United States of America

Corresponding Author

mpack@mail.med.upenn.edu

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

The author(s) have made the following declarations about their contributions: Conceived and designed the experiments: CS MP PJ. Performed the experiments: CS GD JA FB. Analyzed the data: CS GD JA FB PJ MP. Contributed reagents/materials/analysis tools: CS GD JA FB PJ MP. Wrote the paper: CS MP.