About the Authors

Art F. Y Poon

To whom correspondence should be addressed. E-mail: afpoon@ucsd.edu

Affiliation Department of Pathology, University of California San Diego, La Jolla, California, United States of America

Fraser I Lewis

Affiliation Institute of Evolutionary Biology, University of Edinburgh, Edinburgh, Scotland, United Kingdom

Sergei L. Kosakovsky Pond

Affiliation Department of Pathology, University of California San Diego, La Jolla, California, United States of America

Simon D. W Frost

Affiliation Department of Pathology, University of California San Diego, La Jolla, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

SDWF conceived and designed the experiments. AFYP and FIL performed the experiments. AFYP analyzed the data. AFYP, FIL, and SLKP contributed reagents/materials/analysis tools. AFYP wrote the paper.