About the Authors

Judith Field

Affiliations Florey Neuroscience Institutes, University of Melbourne, Melbourne, Victoria, Australia, Centre for Neuroscience, University of Melbourne, Melbourne, Victoria, Australia

Sharon R. Browning

Affiliation Department of Statistics, The University of Auckland, Auckland, New Zealand

Laura J. Johnson

Affiliations Florey Neuroscience Institutes, University of Melbourne, Melbourne, Victoria, Australia, Centre for Neuroscience, University of Melbourne, Melbourne, Victoria, Australia

Patrick Danoy

Affiliation The University of Queensland Diamantina Institute, Princess Alexandra Hospital, University of Queensland, Brisbane, Queensland, Australia

Michael D. Varney

Affiliation The Australian Red Cross Blood Service, Melbourne, Victoria, Australia

Brian D. Tait

Affiliation The Australian Red Cross Blood Service, Melbourne, Victoria, Australia

Kaushal S. Gandhi

Affiliation The Westmead Millenium Institute, University of Sydney, Sydney, New South Wales, Australia

Jac C. Charlesworth

Affiliation Department of Genetics, Southwest Foundation for Biomedical Research, San Antonio, Texas, United States of America

Robert N. Heard

Affiliation The Westmead Millenium Institute, University of Sydney, Sydney, New South Wales, Australia

The Australia and New Zealand Multiple Sclerosis Genetics Consortium (ANZgene)

Members of the ANZgene Consortium are listed in the Acknowledgments.

Graeme J. Stewart

Affiliation The Westmead Millenium Institute, University of Sydney, Sydney, New South Wales, Australia

Trevor J. Kilpatrick

Affiliations Florey Neuroscience Institutes, University of Melbourne, Melbourne, Victoria, Australia, Centre for Neuroscience, University of Melbourne, Melbourne, Victoria, Australia, Royal Melbourne Hospital, Melbourne, Victoria, Australia

Simon J. Foote

Affiliation Menzies Research Institute, University of Tasmania, Hobart, Tasmania, Australia

Melanie Bahlo

Affiliation The Walter and Eliza Hall Institute of Medical Research, Melbourne, Victoria, Australia

Helmut Butzkueven

Affiliations Florey Neuroscience Institutes, University of Melbourne, Melbourne, Victoria, Australia, Department of Medicine, University of Melbourne, Melbourne, Victoria, Australia, Department of Neurology, Box Hill Hospital, Box Hill, Victoria, Australia

James Wiley

Affiliation Florey Neuroscience Institutes, University of Melbourne, Melbourne, Victoria, Australia

David R. Booth

Affiliation The Westmead Millenium Institute, University of Sydney, Sydney, New South Wales, Australia

Bruce V. Taylor

Affiliation Menzies Research Institute, University of Tasmania, Hobart, Tasmania, Australia

Matthew A. Brown

Affiliations The University of Queensland Diamantina Institute, Princess Alexandra Hospital, University of Queensland, Brisbane, Queensland, Australia, Nuffield Department of Orthopaedic Surgery, Botnar Research Centre, University of Oxford, Oxford, United Kingdom

Justin P. Rubio

Affiliations Florey Neuroscience Institutes, University of Melbourne, Melbourne, Victoria, Australia, GlaxoSmithKline, Harlow, Essex, United Kingdom

Jim Stankovich

J.Stankovich@utas.edu.au

Affiliation Menzies Research Institute, University of Tasmania, Hobart, Tasmania, Australia

Competing Interests

J.P.R. is currently employed by GlaxoSmithKline. This does not alter the authors' adherence to all the PLoS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: JF SRB JW JR JS. Performed the experiments: JF LJJ PD MDV BDT JR. Analyzed the data: JF JS. Contributed reagents/materials/analysis tools: SRB MDV BDT KG JCC RNH GS TJK SJF MB HB JW DB BT MAB JR. Wrote the paper: JF SRB HB BT JR JS.