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Neisseria sicca

  • General information

    • the following information is not yet verified
      Taxonomy
      Family: Neisseriaceae

      Natural habitats
      Most human Neisseria spp are considered normal inhabitants of the upper respiratory tract.

      Clinical significance
      This causes diseases in an opportunistic fashion.

  • Gram stain

    • the following information is not yet verified
      Gram negative diplococci,

      appears in pairs

      While Neisseria species are gram negative, occasionally a tendency to withstand decolorization.

  • Culture characteristics

    • the following information is not yet verified

      Obligate aerobic

      5% CO2 improves the growth

      N. sicca may produce a yellowish pigment

      The colonies are large, ≤ 3 mm, smooth, with entire edges and can form dry, wrinkled, and grayish white, although some strains may produce a yellow pigment.

      McConkey no growth

      BBAØ no growth

  • Characteristics

  • References

    • James Versalovic et al.(2011) Manual of Clinical Microbiology 10th Edition


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