About the Authors

Jordi Silvestre-Ryan

Affiliation Department of Bioengineering, University of California, Berkeley, Berkeley, California, United States of America

Yuchun Lin

Affiliation Department of Chemical and Biomolecular Engineering, University of California, Berkeley, Berkeley, California, United States of America

Jhih-Wei Chu

jwchu@berkeley.edu

Affiliation Department of Chemical and Biomolecular Engineering, University of California, Berkeley, Berkeley, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JSR JWC. Performed the experiments: JSR YL JWC. Analyzed the data: JSR YL JWC. Contributed reagents/materials/analysis tools: JSR JWC. Wrote the paper: JSR YL JWC.