About the Authors

David M. Nelson

dmnelson@al.umces.edu (DMN); r-mackie@illinois.edu (RIM)

Affiliations Appalachian Laboratory, University of Maryland Center for Environmental Science, Frostburg, Maryland, United States of America, Institute for Genomic Biology, University of Illinois, Urbana, Illinois, United States of America

Isaac K. O. Cann

Affiliations Institute for Genomic Biology, University of Illinois, Urbana, Illinois, United States of America, Department of Animal Sciences, University of Illinois, Urbana, Illinois, United States of America, Department of Microbiology, University of Illinois, Urbana, Illinois, United States of America

Eric Altermann

Affiliation AgResearch Limited, Grasslands Research Centre, Palmerston North, New Zealand

Roderick I. Mackie

dmnelson@al.umces.edu (DMN); r-mackie@illinois.edu (RIM)

Affiliations Institute for Genomic Biology, University of Illinois, Urbana, Illinois, United States of America, Department of Animal Sciences, University of Illinois, Urbana, Illinois, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: DMN IC RM. Performed the experiments: DMN RM. Analyzed the data: DMN EA. Contributed reagents/materials/analysis tools: IC RM. Wrote the paper: DMN IC EA RM.