Johns Hopkins ABX GuidePathogensBacteria

Yersinia species (non-plague)

Trevor A. Crowell, M.D.
Yersinia species (non-plague) is a topic covered in the Johns Hopkins ABX Guide.

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MICROBIOLOGY

  • Gram-negative coccobacilli of family Enterobacteriaceae.
  • 3 Yersinia species cause human disease: Y. pestis (see separate module), Y. enterocolitica and Y. pseudotuberculosis.
    • Other Yersiniae: Y. fredrikensii, Y. intermedia, Y. kristensenii, Y. bercovieri, Y. mollaretti, Y. rhodei, Y. ruckeri, Y. aldovae MAY rarely cause gastroenteritis and soft tissue infections in humans.
  • Transmitted by fecal-oral route, contaminated food (e.g., unpasteurized milk), water, blood or direct contact with carrier animals.
  • Animal reservoirs include pigs, cattle, sheep, chicken, dogs, cats, and birds.

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Last updated: February 1, 2016