¹Department of Pathology and Microbiology, University of Bristol, Homoeopathic Hospital Site, Cotham, Bristol BS6 6JU, UK

²Dental Research Centre, UMDNJ, NJ, USA

³Division of Clinical Immunology and Rheumatology, Tinsley Harrison Tower, Room 429, University of Alabama at Birmingham, 1900 University Boulevard, Birmingham, AL 35294-0006, USA

⁴Leiden University Medical Center, Department of Rheumatology, C4-R, PO Box 9600, 2300 RC Leiden, The Netherlands

⁵Medical Unit, St Bartholemew's and the Royal London Hospital School of Medicine and Dentistry, Whitechapel, London E1 1BB, UK

⁶Department of Neurology, University of California San Francisco, 513 Parnassus Avenue, San Francisco, CA 94143-0435, USA

⁷Immunology, DASTLR, NCID, CDC MS A25, 1600 Clifton Road NE, Atlanta, GA 30333, USA

⁸Steno Diabetes Center, Niels Steensensvej 2, DK-2820 Gentofte, Denmark

⁹Institut für Humangenetik, Universitätsklinikum Essen, Hufelandstr. 55, 45122 Essen, Germany

¹⁰Dipartimento Scienze Mediche, Via Solaroli 17, 28100 Novara, Italy

Correspondence to: Dr J L Bidwell, University of Bristol Department of Pathology and Microbiology, Homoeopathic Hospital Site, Cotham, Bristol BS6 6JU, UK. E-mail: jeff.bidwell@bris.ac.uk

Genes and Immunity (2002) 3, 313-330. doi:10.1038/sj.gene.6363881