TABLE 2.
Results of MGP acidification and EFRO susceptibility tests for the identification of Enterococcus species and some related genera
| Species | Phenotypic characteristica
|
||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MAN | SOR | ARG | ARA | SBL | RAF | TEL | MOT | PIG | SUC | PYU | MGP | EFRO (n) | |
| Group I | |||||||||||||
| E. avium | + | + | − | + | + | − | − | − | − | + | + | + | R (1) |
| E. malodoratus | + | + | − | − | + | + | − | − | − | + | + | − | S (1) |
| E. raffinosus | + | + | − | + | + | + | − | − | − | + | + | + | R (1) |
| E. pseudoavium | + | + | − | − | + | − | − | − | − | + | + | + | R (1) |
| E. saccharolyticus | + | + | − | − | + | + | − | − | − | + | − | + | R (1) |
| Group II | |||||||||||||
| E. faecalisb | +* | − | +* | − | + | − | + | − | − | +* | + | − | R (12) |
| L. garvieae | + | − | + | − | − | − | − | − | − | v | − | − | S (8) |
| E. faeciumc | +* | − | + | + | v | v | − | − | − | +* | − | − | S (26) |
| E. casseliflavusd | + | − | +* | + | v | + | −* | +* | +* | + | v | + | R (26) |
| E. mundtii | + | − | + | + | v | + | − | − | + | + | − | − | S (7) |
| E. gallinarume | + | − | +* | + | − | + | − | +* | − | + | − | + | R (22) |
| Group III | |||||||||||||
| E. durans | − | − | + | − | − | − | − | − | − | − | − | − | S (2) |
| E. hirae | − | − | + | − | − | v | − | − | − | + | − | − | S (1) |
| E. dispar | − | − | + | − | − | + | − | − | − | + | + | + | R (3) |
| Group IV | |||||||||||||
| E. sulfureus | − | − | − | − | − | + | − | − | + | + | − | + | R (1) |
| E. cecorum | − | − | − | − | + | + | − | − | − | + | + | − | R (1) |
| Group V | |||||||||||||
| E. columbae | + | − | − | + | + | + | − | − | − | + | + | − | R (1) |
| V. fluvialis | + | − | − | − | + | − | − | + | − | + | − | + | R (10) |
a
MAN, mannitol; SOR, sorbose; ARG, arginine; ARA, arabinose; SBL, sorbitol; RAF, raffinose; TEL, 0.04% tellurite; MOT, motility; PIG, pigment; SUC, sucrose; PYU, pyruvate; +, >90% positive; −, <10% positive; ∗, occasional exceptions (<3% of strains showed aberrant reactions); v, variable; R, resistant; S, susceptible.
b
Included one sorbitol-negative, four mannitol-negative, and one arginine-negative strain.
c
Included four mannitol-negative strains.
d
Included three nonmotile, eight arginine-negative, and three nonpigmented strains.
e
Included five nonmotile and four arginine-negative strains.