Bacillus species

MICROBIOLOGY

  • Facultative anaerobe or aerobic spore-forming usually Gram-positive rods.
  • Ubiquitous in decayed organic matter and soil. Some species are part of normal human flora.
  • Potential human pathogens include B. cereus (most common), B. subtilis, B. megaterium, B. circulans, B. sphaericus.
  • B. cereus is typically susceptible to vancomycin, fluoroquinolones, carbapenems and gentamicin.

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Last updated: February 9, 2020