About the Authors

Michael P. Mullen

michael.mullen@teagasc.ie

Affiliations Department of Microbiology, National University of Ireland, Galway, Ireland, Teagasc, Animal and Grassland Research and Innovation Centre, Athenry, Co. Galway, Ireland

James P. Hanrahan

Affiliation Teagasc, Animal and Grassland Research and Innovation Centre, Athenry, Co. Galway, Ireland

Dawn J. Howard

Affiliation Teagasc, Animal and Grassland Research and Innovation Centre, Athenry, Co. Galway, Ireland

Richard Powell

† Deceased.

Affiliation Department of Microbiology, National University of Ireland, Galway, Ireland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MPM JPH RP. Performed the experiments: MPM DJH. Analyzed the data: MPM JPH. Contributed reagents/materials/analysis tools: RP. Wrote the paper: MPM JPH.