About the Authors

Mingming Wu

Contributed equally to this work with: Mingming Wu, Thomas N. Sato

Affiliation The Sibley School of Mechanical and Aerospace Engineering, and the Department of Chemical and Biomolecular Engineering, Cornell University, Ithaca, New York, United States of America

Thomas N. Sato

Contributed equally to this work with: Mingming Wu, Thomas N. Sato

island1005@aol.com

Affiliation Department of Cell and Developmental Biology, Weill Medical College of Cornell University, New York, New York, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: TNS. Performed the experiments: MW TNS. Analyzed the data: MW TNS. Wrote the paper: MW TNS.