TABLE 1.
Simplified method using nine tests for the staphylococci identification
| Species | Result with the biochemical testa:
|
||||||||
|---|---|---|---|---|---|---|---|---|---|
| CF | PYR | URE | FOS | MAN | TRE | XYL | NOV | DEF | |
| S. aureus | + | − | v | + | + | + | − | s | r |
| S. epidermidis | − | − | + | + | + | − | − | s | s |
| S. haemolyticus | − | + | − | − | − | + | − | s | r |
| S. lugdunensis | + | + | v | − | + | + | − | s | ND |
| S schleiferi subsp. schleiferi | + | + | − | + | + | v | − | s | ND |
| S. warneri | − | − | + | − | − | + | − | s | r |
| S. capitis subsp. capitis | − | − | − | − | + | − | − | s | ND |
| S. capitis subsp. urealyticus | − | v | + | − | + | − | − | s | ND |
| S. hominis subsp. hominis | − | − | + | − | − | v | − | s | s |
| S. hominis subsp. novobiosepticus | − | − | + | − | − | − | − | r | s |
| S. saprophyticus subsp. saprophyticus | − | − | + | − | − | + | − | r | ND |
| S. cohnii subsp. cohnii | − | − | − | − | v | + | − | r | ND |
| S. cohnii subsp. urealyticus | − | v | + | + | + | + | − | r | ND |
| S. sciuri | − | − | − | + | v | + | v | r | ND |
| S. xylosus | − | v | + | v | + | + | + | r | ND |
a
CF, clumping factor; URE, urease; FOS, alkaline phosphatase; MAN, d-mannose; TRE, d-trehalose; XYL, d-xylose; NOV, novobiocin susceptibility; DEF, desferrioxamine susceptibility; +, 90% or more strains positive; −, 90% or more strains negative; s, susceptible; r, resistant; v, 11 to 89% of strains positive; ND, not determined.