Streptomyces griseus

  • General information

    • the following information is not yet verified
      The Streptomyces group contains approximately 597 validly named species or subspecies and remains problematic. Many of these species have been patented because of the commercially useful products they synthesize.

      Taxonomy Family: Streptomycetaceae

      Natural habitats
      In the environment, soil, sand and rotten plant material. Especially from North- and South America, Africa and Arabia.

      Clinical significance
      The most common type of infection is mycetoma, they penetrate in wounds in the skin.

  • Gram stain

    • the following information is not yet verified
      Gram positive rods, 0.5-2.0 µm, highly branched, and stain more solidly gram positive than Nocardia (beading). Mycelium fragments rarely.

      modified Kinyoun negative

  • Culture characteristics

    • the following information is not yet verified

      Obligate aerobic BA: initially the colonies have a smooth surface, later can develop an aerial hyphae, that gives the colonies a powdered or velvety look.
      The colonies are leathery, or butyrous and grayish.

      Substrate hyphae: variable

      Aerial hyphae: variable

      BBAØ: no growth

      Motile: non

  • Characteristics

  • References

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