Reference Tables
Bacterial Organisms by Morphology/Oxygen Requirement [Companion]
Aerobes/Facultatives | Anaerobes | |
---|---|---|
Gram-Positive | Cocci
Filamentous, branching rods
Bacilli
|
Bacilli
Filamentous, branching rods
|
Gram-Negative | Bacilli (enteric spp.)
Bacilli (non-enteric spp.)
|
Bacilli (enteric spp)
Bacilli (non-enteric spp)
Cocci
|
- Intracellular: Chlamydophila spp. (G- but difficult to Gram stain), Anaplasmataceae family (Anaplasma, Ehrlichia, Neorickettsia)
- Spirochetes: Leptospira spp., Borrelia burgdorferi
- Acid fast: Mycobacterium spp., Nocardia spp.
- Lack a Cell Wall: Mycoplasma spp. (can be intracellular or extracellular)