About the Authors

Matteo M. Pusceddu

Contributed equally to this work with: Matteo M. Pusceddu, Sahar El Aidy

Affiliations Department of Psychiatry and Neurobehavioural Science, University College Cork, Cork, Ireland, APC Microbiome Institute, University College Cork, Cork, Ireland

Sahar El Aidy

Contributed equally to this work with: Matteo M. Pusceddu, Sahar El Aidy

Affiliation APC Microbiome Institute, University College Cork, Cork, Ireland

Fiona Crispie

Affiliation Teagasc, Moorepark, Cork, Ireland

Orla O’Sullivan

Affiliation Teagasc, Moorepark, Cork, Ireland

Paul Cotter

Affiliations APC Microbiome Institute, University College Cork, Cork, Ireland, Teagasc, Moorepark, Cork, Ireland

Catherine Stanton

Affiliations Department of Psychiatry and Neurobehavioural Science, University College Cork, Cork, Ireland, APC Microbiome Institute, University College Cork, Cork, Ireland, Teagasc, Moorepark, Cork, Ireland

Philip Kelly

Affiliation Teagasc, Moorepark, Cork, Ireland

John F. Cryan

Affiliations APC Microbiome Institute, University College Cork, Cork, Ireland, Department of Anatomy & Neuroscience, University College Cork, Cork, Ireland

Timothy G. Dinan

t.dinan@ucc.ie

Affiliations Department of Psychiatry and Neurobehavioural Science, University College Cork, Cork, Ireland, APC Microbiome Institute, University College Cork, Cork, Ireland

Competing Interests

The authors have the following interests. The APC has conducted research funded by Pfizer, GlaxoSmithKline, Proctor and Gamble, Mead Johnson, Suntory and Cremo. TGD also has grant support from the Health Research Board Ireland (HRA_POR/2011/23 HRA_POR/2012/32, and HRA-POR-2014-647) and European FP7 and has been an invited speaker at meetings organised by Servier, Lundbeck, Janssen, Astra-Zeneca. JFC has received grant support from the Health Research Board of Ireland (Grant number HRA_POR/2012/32), Science Foundation Ireland (Investigator Award Grant No. 12/IA/1537), European Community's Seventh Framework Programme (Grant number FP7/2007-2013 under Grant Agreement no. 278948 (TACTICS-Translational Adolescent and Childhood Therapeutic Interventions in Compulsive Syndrome)). JFC has been an invited speaker at meetings organised by Mead Johnson and Yakult. There are no patents, products in development or marketed products to declare. This does not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials, as detailed online in the guide for authors.

Author Contributions

Conceived and designed the experiments: MMP JFC TGD. Performed the experiments: MMP FC OO. Analyzed the data: MMP SE. Contributed reagents/materials/analysis tools: PC CS PK JFC TGD. Wrote the paper: MMP SE. Commented on the written manuscript: JFC TGD.