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What are three types of spiral bacteria and diagrams?



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There are many types of spiral-shaped bacteria mainly included in the phylum, Spirochaete. Within this phylum there are three families consisting of Brachyspiraceae, Leptospiraceae, and Spirochaetaceae all belonging in the single order, Spirochaetales. Two of the most medically relevant species include:

  • Treponema pallidum, which causes syphilis
  • Borrelia burgdorferi, which causes Lyme diseases
  • Treponema pertenue, which causes yaws

Rod-shaped bacteria called vibro which are shaped like a comma

spirochaetes or tightly coiled

and spirilla or spiral shaped