Research Article

Phylogenetic Analysis of Stenotrophomonas spp. Isolates Contributes to the Identification of Nosocomial and Community-Acquired Infections

Table 2

API 20 NE biochemical profile of Stenotrophomonas spp. phylogenetically close subgroups shown in Figure 1 or Figure 4.

Phylogenetic groupsStrainsBiochemical profile
Figure 1Figure 4NO3ADHUREPNPG

B.III.3B.IV.3HIAE 1998+
HIAE 2229+
HIAE 2425+
LMG 11114+

B.III.2B.IV.2HIAE 3673+++
LMG 11002+
HIAE 3730
HIAE 4003++

B.III.1B.IV.1HIAE 5124++
HIAE 3369+++
LMG 957++
LMG 10853++
HIAE 2336+

B.IIB.IIIHIAE 3338+
HIAE 3576
HIAE 4600++
HIAE 4500+
HIAE 4800+
HIAE 3808+
HIAE 5399+

B.IB.IIHIAE 4920
HIAE 4249
HIAE 1911+
HIAE 4948+
HIAE 3182++
HIAE 1990
LMG 958++
HIAE 5188++
LMG 10992++
HIAE 4638++
HIAE 2505
HAIE 2737

NO3: Potassium nitrate, ADH: L-arginine, URE: urea, and PNPG: 4-nitrophenyl β-D-galactopyranoside.
All strains were negative for the following: TRP: L-tryptophane, GLU: D-glucose (fermentation), ARA: L-arabinose, MAN: D-mannitol, GNT: potassium gluconate, CAP: capric acid, ADI: adipic acid, PAC: phenylacetic acid, and OX: oxidase and positive for the following: ESC: esculin, GEL: gelatin, GLU: D-glucose (assimilation), MNE: D-mannose, NAG: N-acetyl-glucosamine, MAL: D-maltose, MLT: malic acid, and CIT: trisodium citrate.
Strains LMG 25348, HIAE 2947, and HIAE 4471 were not tested.