Capnocytophaga gingivalis

  • General information

    • the following information is not yet verified
      Taxonomy Family: Flavobacteriaceae, genus: C.ochracea, C.gingivalis, C.sputigena, C.haemolytica and C.granulosa

      Natural Habitat They are normal inhabitants of the human mouth

      Clinical Significance The first three are also associated with juvenile and adult periodontitis, whereas the latter two been isolated from supragingival plaque of healthy adults as well as from subgingival plaque in adult periodontitis. All five species may cause septicemia and other infections in immunosuppressed (mainly neutrpenic) patients.

  • Gram stain

    • the following information is not yet verified
      Gram negative rods. They are mainly fusiform, medium to long cells with tapered ends. Sometimes filamentous forms. In older cultures, they can be pleomorphic, with swollen or large coccoid cells. Size: 0.4-0.6 x 2.5-7.5 µm

      Wet mount slide Cultures that are in the log phase one sees a "sliding / floating" movement.

  • Culture characteristics

    • the following information is not yet verified

      Facultative anaerobic 5% CO2 improves the growth Colonies are convex or flat and often slihtly yellow when scraped of agar, show regular or spreading edges and adhere to the agar surface. They are not hemolytic

      McConkey no growth
      BBAØ growth

  • Characteristics

  • References

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