About the Authors

Sara L Sawyer

Affiliation Division of Basic Sciences, Fred Hutchinson Cancer Research Center, Seattle, Washington, United States of America

Michael Emerman

Affiliations Division of Basic Sciences, Fred Hutchinson Cancer Research Center, Seattle, Washington, United States of America , Division of Human Biology, Fred Hutchinson Cancer Research Center, Seattle, Washington, United States of America

Harmit S Malik

To whom correspondence should be addressed. E-mail: hsmalik@fhcrc.org

Affiliation Division of Basic Sciences, Fred Hutchinson Cancer Research Center, Seattle, Washington, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

SLS, ME, and HSM conceived and designed the experiments. SLS, ME, and HSM performed the experiments. SLS, ME, and HSM analyzed the data. SLS, ME, and HSM contributed reagents/materials/analysis tools. SLS, ME, and HSM wrote the paper.