About the Authors

Sophie Susannah Hall

shall@lincoln.ac.uk

Affiliation School of Life Sciences, University of Lincoln, Lincoln, United Kingdom

Nancy R. Gee

Affiliation WALTHAM Centre for Pet Nutrition, Waltham on the Wolds, Leicestershire, United Kingdom

Daniel Simon Mills

Affiliation School of Life Sciences, University of Lincoln, Lincoln, United Kingdom

Competing Interests

NRG was employed by WALTHAM Centre for Pet Nutrition whilst contributing to this paper. NRG worked on the paper in a research capacity, not in a commercial capacity. The affiliation with WALTHAM does not alter the authors’ adherence to PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: SSH NRG DSM. Performed the experiments: SSH NRG DSM. Analyzed the data: SSH NRG DSM. Contributed reagents/materials/analysis tools: SSH NRG DSM. Wrote the paper: SSH NRG DSM.