Treponema

Treponema pallidum

Treponema is a genus of Gram-negative bacteria from the phylum ( the root ) of the spirochetes.

Like all spirochete Treponema has also peculiarly built, helically twisted motile cells. The cell wall has an up -level layer of glucosamine -glycan and high proportions of cardiolipin.

Representatives who are parasitic or commensal in warm-blooded animals have a narrow temperature range from 30 ° C to 37 ° C. They are also sensitive to high oxygen concentrations, they are microaerophilic. The optimum pH is 7.2 to 7.4. Treponema Primitia and related species are important inhabitants of the hindgut of wood -eating termites. Here they form by reductive processes acetate and are heavily involved in the carbon conversion.

The best known representative is Treponema pallidum, the causative agent of syphilis. Treponema pertenue is, the causative agent of yaws.

Treponema paraluiscuniculi is the causative agent of rabbit syphilis.

Treponema denticola and Treponema brennaborense have a decisive impact on the toes dermatitis in cattle.

Swell

  • Bak, Matthew. " Treponema pallidum. The etiologic agent of syphilis " February 7, 2006
  • " Syphilis - CDC Fact Sheet. " Centers for Disease Control and Prevention. May 2004. Centers for Disease Control and Prevention. February 7, 2006
  • Spirochetes
  • Spirochaetes
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