T. amycolovorum, T. denticola, T. lecithinolyticum, T. maltophilum, T. medium, T. pectinovorum, T. scoliodontum, T. socranskii, T. vincentii - spp. associated with periodontal disease - roles as pathogens unclear
T. carateum - the agent of pinta - reported susceptibile to penicillin
T. minutum, T. phagedenis, T. refringens - from genital flora - considered non-pathogenic but have been isolated from genital lesions
T. pallidum pallidum, T. pallidum endemicum - agents of venereal and non-venereal endemic syphilis respectively - reported susceptible to penicillin
T. pallidum pertenue - the agent of yaws - reported susceptible to penicillin
References - Willis, S.G., Smith, K.S., Dunn, V.L., Gapter, L.A., Riviere, K.H., Riviere, G.R. (1999). Identification of seven Treponema species in health- and disease-associated dental plaque by nested PCR. J. clin. Microbiol. 37, 867-869. - Wyss, C., Choi, B.K., Schupbach, P., Moter, A., Guggenheim, B., Gobel, U.B. (1999). Treponema lecithinolyticum sp. nov., a small saccharolytic spirochaete with phospholipase A and C activities associated with periodontal diseases. Int. J. syst. Bacteriol. 49, 1329-1339. - Koff, A.B., Rosen, T. (1993). Nonvenereal treponematoses: yaws, endemic syphilis, and pinta. J. Am. acad. Dermatol. 29, 519-538. -Wallace, A.L., Harris, A., Allen, J.P. (1967). Reiter treponeme. A review of the literature. Bull. world health Organ. 36(S), 1-103. - Singh, A.E., Romanowski, B. (1999). Syphilis: review with emphasis on clinical, epidemiologic, and some biologic features. Clin. microbiol. Rev. 12, 187-209.
