TABLE 5.
Biochemical properties used to differentiate other member of the HACEK groupa
| Property | Reactionb of:
|
||||
|---|---|---|---|---|---|
| Actinobacillus | Eikenella | Kingella | Cardiobacterium | Streptobacillus | |
| Oxidase | + | + | + | + | − |
| Catalase | v | − | − | − | − |
| Nitrate reductase | + | + | v | − | − |
| Arginine dihydrolase | − | − | − | − | − |
| Urease | v | − | − | − | − |
| Indole production | − | − | − | + | − |
| Acid from: | |||||
| Mannitol | v | − | − | + | − |
| Glucose | + | − | + | + | + |
| Growth on MacConkey agar | v | − | − | − | − |
| Simmons citrate | − | − | − | − | − |
a
Adapted from reference 195.
b
+, shows property; −, does not show property; v, variable.