About the Authors
National Human Genome Research Institute, National Institutes of Health, Bethesda, Maryland, United States of America
Department of Biological Statistics and Computational Biology, Cornell University, Ithaca, New York, United States of America
Animal Health Trust, Center for Preventive Medicine, Newmarket, United Kingdom
The authors have declared that no competing interests exist.
DSM and EAO conceived and designed the experiments. DSM and PQ performed the experiments. CDB, HGP, and NBS analyzed the data. DSM and CSM contributed reagents/materials/analysis tools. All authors contributed to writing the paper. EAO was the principal investigator and oversaw experimental design and analysis.