About the Authors

Leor S Weinberger, Thomas Shenk
Department of Molecular Biology, Princeton University, Princeton, New Jersey, United States of America

Corresponding Author

leor@princeton.edu

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

LSW conceived and designed the experiments. LSW performed the experiments. LSW analyzed the data. LSW and TS contributed reagents/materials/analysis tools. LSW and TS wrote the paper.