About the Authors

Masahiro Yamashita

Affiliation Division of Human Biology, Fred Hutchinson Cancer Research Center, Seattle, Washington, United States of America

Omar Perez

Affiliation Department of Microbiology and Immunology, University of Illinois at Chicago, Chicago, Illinois, United States of America

Thomas J Hope

Affiliation Department of Cell and Molecular Biology, Feinberg School of Medicine, Northwestern University, Chicago, Illinois, United States of America

Michael Emerman

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

Affiliation Division of Human Biology, Fred Hutchinson Cancer Research Center, Seattle, Washington, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

All authors conceived and designed the experiments, analyzed the data, and wrote the paper. MY, OP, and ME performed the experiments. MY and ME contributed reagents/materials/analysis tools.