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PetriKey

Bacterium

Borrelia burgdorferi

Tick-borne spirochete

boh-REL-ee-uh burg-DOR-fer-eye

bacteriaspirochetetickbornevectorserology

High-yield clue

Spirochete + Ixodes tick + erythema migrans vocabulary.

Overview

A spirochete used to teach Ixodes tick vocabulary, erythema migrans coursework clues, and two-tier serology concepts.

Classification

  • Spirochete
  • Vector-borne bacterium

Lab & identification clues

  • Serology vocabulary
  • PCR term recognition in selected contexts
  • Spirochete morphology

Associations

  • Lyme disease vocabulary
  • Reservoir/vector ecology concepts
  • Arthritis/neurocardiac association terms

Commonly confused with

  • Treponema pallidum
  • Leptospira interrogans
  • Rickettsia rickettsii

Frequently asked questions

What is Borrelia burgdorferi?

A spirochete used to teach Ixodes tick vocabulary, erythema migrans coursework clues, and two-tier serology concepts.

What are the lab clues for Borrelia burgdorferi?

Lab clues for Borrelia burgdorferi include Serology vocabulary, PCR term recognition in selected contexts, and Spirochete morphology.

What is Borrelia burgdorferi commonly confused with?

Borrelia burgdorferi is commonly confused with Treponema pallidum, Leptospira interrogans, and Rickettsia rickettsii.

Original student-study summary. Sources checked: OpenStax Microbiology 2e, NCBI Bookshelf Medical Microbiology, and CDC topic pages where applicable; reviewed 2026-06. Educational only; no diagnosis, treatment, dosing, or specimen-handling guidance.

OpenStax: Microbiology 2e organism classification foundations - sourceNCBI Bookshelf: Medical Microbiology organism chapters - sourceCDC: CDC disease and public-health topic pages - source