About the Authors

Keiji Nishida

Affiliation Department of Systems Biology, Harvard Medical School and the Wyss Institute of Biological Inspired Engineering, Harvard University, Boston, Massachusetts, United States of America

Pamela A. Silver

pamela_silver@hms.harvard.edu

Affiliation Department of Systems Biology, Harvard Medical School and the Wyss Institute of Biological Inspired Engineering, Harvard University, Boston, Massachusetts, United States of America

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: KN PAS. Performed the experiments: KN. Analyzed the data: KN. Contributed reagents/materials/analysis tools: KN PAS. Wrote the paper: KN PAS.