: Listeria monocytogenes , Corynebacterium species, Bacillus species (excluding B. anthracis ), and Erysipelothrix rhusiopathiae .
Clinical microbiology laboratories frequently encounter common pathogens like E. coli or Staphylococcus aureus , which are well-documented in standard AST protocols. However, or fastidious bacteria—which have complex nutritional requirements or occur rarely in clinical specimens—require modified testing conditions. The M45 document provides: clsi document m45 pdf
: Abiotrophia and Granulicatella species (nutritionally variant streptococci), Aeromonas species, Pasteurella species, and the HACEK group (e.g., Aggregatibacter , Cardiobacterium ). : Listeria monocytogenes