About the Authors

Julie A Kerns

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

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