About the Authors

Rebecca K. Meagher

rmeagher@uoguelph.ca

Affiliation Animal and Poultry Science Department, University of Guelph, Guelph, Ontario, Canada

Georgia J. Mason

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RKM GJM. Performed the experiments: RKM. Analyzed the data: RKM GJM. Contributed reagents/materials/analysis tools: GJM. Wrote the paper: RKM.