About the Authors
Faculty of Life Sciences, University of Manchester, Manchester, United Kingdom
Institute of Evolutionary Biology, University of Edinburgh, Edinburgh, United Kingdom
454 Life Sciences, Branford, Connecticut, United States of America
British Columbia Centre for Excellence in HIV/AIDS, Vancouver, British Columbia, Canada
Faculty of Medicine, University of British Columbia, Vancouver, British Columbia, Canada
Pfizer Global Research and Development, Sandwich, United Kingdom
The authors have declared that no competing interests exist.
Conceived and designed the experiments: ML DLR. Performed the experiments: JA BET PRH. Analyzed the data: JA DLR. Contributed reagents/materials/analysis tools: AR. Wrote the paper: JA ML DLR.