[1] Univ Bath, Dept Biol & Biochem, Bath BA2 7AY, Avon, England
[2] Inst Pasteur, Ctr Natl Reference Borrelia, F-75724 Paris 15, France
[3] Branch Oberschleissheim, Bayer Landesamt Gesundheit & Lebensmittelsicherhe, Natl Reference Ctr Borrelia, D-85764 Oberschleissheim, Germany
[4] Univ Munich, Max Von Pettenkofer Inst, Natl Reference Ctr Borreliae, D-80336 Munich, Germany
[5] State Agcy Publ Hlth Agcy, LV-1012 Riga, Latvia
[6] Univ Nova Lisboa, Inst Higiene & Med Trop, Unidade Leptospirose & Borreliose Lyme, P-1349008 Lisbon, Portugal
[7] Univ Mediterrane, Fac Med, Unite Rech Malad Infect & Trop Emergentes, CNRS,IRD,UMR 6236,IFR48, Marseille, France