Cupriavidus respiraculi

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Gram stain Culture

General information
- Taxonomy
  Family: Burkholderiaceae
  Formerly: Ralstonia
  
  Natural habitat
  They are found worldwide in the environment, water, soil, on plants, fruits and vegetables.
  Because they survive in a moist environment, they can also cause problems in a hospital.
  
  Clinical significance
  Is rarely found as a cause of infection.
  Are isolated from CF patients.
  Still, the pathogenic role in this uncertain.
Gram stain
- Short Gram negative rods,
  1 to 5 µm in length and 0.5 to 1.0 µm in width.
  lying alone, in pairs or short chains.
Culture characteristics
- Obligate Aerobic
  
  Grows slowly in primary isolations (> -72 hours), after 24 hours, very small colon
  
  BA: colonies are smooth, convex, with a circular edge and do not form pigment.
  
  McConkey: growth, non lactose fermenter
  
  BBAØ: no growth
Characteristics
References
- James Versalovic et al.(2011) Manual of Clinical Microbiology 10th Edition