About the Authors

Michelle E. Mulcahy

Affiliation Department of Microbiology, Moyne Institute of Preventive Medicine, Trinity College Dublin, Dublin, Ireland

Joan A. Geoghegan

Affiliation Department of Microbiology, Moyne Institute of Preventive Medicine, Trinity College Dublin, Dublin, Ireland

Ian R. Monk

Affiliation Department of Microbiology, Moyne Institute of Preventive Medicine, Trinity College Dublin, Dublin, Ireland

Kate M. O'Keeffe

Affiliation School of Biochemistry and Immunology, Trinity Biomedical Sciences Institute, Trinity College Dublin, Dublin, Ireland

Evelyn J. Walsh

Affiliation Department of Microbiology, Moyne Institute of Preventive Medicine, Trinity College Dublin, Dublin, Ireland

Timothy J. Foster

Contributed equally to this work with: Timothy J. Foster, Rachel M. McLoughlin

Affiliation Department of Microbiology, Moyne Institute of Preventive Medicine, Trinity College Dublin, Dublin, Ireland

Rachel M. McLoughlin

Contributed equally to this work with: Timothy J. Foster, Rachel M. McLoughlin

rachel.mcloughlin@tcd.ie

Affiliation School of Biochemistry and Immunology, Trinity Biomedical Sciences Institute, Trinity College Dublin, Dublin, Ireland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MEM JAG EJW TJF RMM. Performed the experiments: MEM JAG IRM KMOK. Analyzed the data: MEM JAG RMM KMOK. Wrote the paper: MEM JAG TJF RMM.