Infect Immun 1991,59(6):1941–1947.PubMed 39. Matejkova P, Strouhal M, Smajs D, Norris SJ, Palzkill T, Petrosino JF, Sodergren E, Norton JE, Singh J, Richmond TA, et al.: Complete genome sequence of Treponema pallidum ssp. pallidum strain SS14 determined with oligonucleotide arrays. BMC Microbiol 2008, 8:76.PubMedCrossRef 40. Bos DH, Posada D: Using models of nucleotide evolution to build phylogenetic

trees. Dev Comp Immunol 2005,29(3):211–227.PubMedCrossRef 41. Pond SLK, Frost SDW, Muse SV: HyPhy: hypothesis testing using phylogenies. Bioinformatics 2005,21(5):676–679.PubMedCrossRef 42. Gmur R, Wyss C, Xue Y, Thurnheer T, Guggenheim B: Gingival crevice microbiota from Chinese patients with gingivitis or necrotizing ulcerative gingivitis. Eur J Oral Sci 2004,112(1):33–41.PubMedCrossRef 43. Paster BJ, Falkler JWA Jr, Enwonwu CO, Idigbe EO, Savage KO, Levanos

VA, Tamer MA, Ericson RL, Lau CN, Dewhirst FE: Prevalent bacterial species MK-0457 research buy and novel phylotypes in advanced noma lesions. J Clin Microbiol 2002,40(6):2187–2191.PubMedCrossRef 44. Wyss C: Flagellins, but not endoflagellar selleck inhibitor sheath proteins, of Treponema pallidum and of pathogen-related oral spirochetes are glycosylated. Infect Immun 1998,66(12):5751–5754.PubMed 45. Fenno JC, Wong GW, Hannam PM, Muller KH, Leung WK, McBride BC: Conservation of msp, the gene encoding the major outer membrane protein of oral Treponema spp. J Bacteriol 1997,179(4):1082–1089.PubMed 46. Edwards AM, Quisqualic acid Jenkinson HF, Woodward MJ, Dymock D: Binding properties and adhesion-mediating regions of the major sheath protein of Treponema denticola ATCC 35405. Infect Immun 2005,73(5):2891–2898.PubMedCrossRef 47. Koehler A, Karch H, Beikler T, Flemmig TF, Suerbaum S, Schmidt H: Multilocus sequence analysis of Porphyromonas gingivalis indicates frequent recombination. Microbiology 2003,149(Pt 9):2407–2415.PubMedCrossRef 48. Rylev M, Kilian M: Prevalence

and distribution of principal periodontal pathogens worldwide. J Clin Periodontol 2008,35(8 Suppl):346–361.PubMedCrossRef 49. Enersen M, Olsen I, Kvalheim O, Caugant DA: fimA genotypes and multilocus sequence types of Porphyromonas gingivalis from patients with periodontitis. J Clin Microbiol 2008,46(1):31–42.PubMedCrossRef 50. Enersen M, Olsen I, van Winkelhoff AJ, Caugant DA: Multilocus sequence typing of Porphyromonas gingivalis strains from different geographic origins. J Clin Microbiol 2006,44(1):35–41.PubMedCrossRef 51. Evans NJ, Brown JM, Demirkan I, Murray RD, Birtles RJ, Hart CA, Carter SD: Treponema pedis sp. nov., a spirochaete isolated from bovine digital dermatitis lesions. Int J Syst Evol Microbiol 2009,59(Pt 5):987–991.PubMedCrossRef 52. Evans NJ, Brown JM, Murray RD, Getty B, Birtles RJ, Hart CA, Carter SD: Characterization of novel bovine gastrointestinal tract Treponema isolates and comparison with bovine digital dermatitis treponemes.