Bacillus mycoides

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Gram stain Culture

Bacillus mycoides
on TY agar

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https://exploringtheinvisible.com/

Bacillus mycoides

General information
- the following information is not yet verified
  Bacillus mycoides is distinguished by its characteristic rhizoid colonies and absence of motility.
  
  Taxonomy
  Family: Bacillaceae
  Bacillus cereus group: B.anthracis, B.cereus, B.mycoides, B.thuringiensis
  
  Natural habitats
  Spores are widespread, soil, water, air foods etc
  
  Clinical significance
  Is a pathogen of humans (and other animals), causing foodborne illness.
Gram stain
- the following information is not yet verified
  Large Gram negative, rarely positive or variable rods
  
  1.0-1.2 x 3.0-5.0 µm
  (only B.cereus group + B.megaterium >1 µm)
  
  The bacilli tend to occur in chains
  
  Spore shape: ellipsoidal
  Spore position: central, paracentral or subterminal
  Sporangium swollen: negative
  
  Capsule: not present
Culture characteristics
- the following information is not yet verified
  
  Facultative anaerobic
  
  BA: colonies are white to cream, opaque and characteristically rhizoid, adherent and ß-hemolytic.
  
  BBAØ: growth
Characteristics
References
- James Versalovic et al.(2011) Manual of Clinical Microbiology 10th Edition

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