TABLE 2.
Isolates tested by the VITEK 2 colorimetric card assay
| Well-characterized strain (no. of isolates) | VITEK 2 gram-negative (colorimetric) card result and/or quality of identification (no. of isolates) |
|---|---|
| Achromobacter xylosoxidans (9) | A. xylosoxidans subsp. xylosoxidans, excellent (3); A. xylosoxidans subsp. denitrificans, excellent (1); A. xylosoxidans subsp. denitrificans or A. xylosoxidans subsp. xylosoxidans, low selectivity (2); Aeromonas salmonicida or Oligella ureolytica, low selectivity (1); Burkholderia cepacia group, good (1); no identification (1) |
| Achromobacter sp. (1) | A. xylosoxidans subsp. denitrificans, excellent (1) |
| Acidovoraxatemperans (3) | Comamonas testosteroni, excellent (2); Delftia acidovorans; excellent (1) |
| Acinetobacter calcoaceticusa subsp. anitratus (1) | A. baumannii, excellent (1) |
| Acinetobacter baumannii (1) | A. baumannii, excellent (1) |
| Acinetobacter baumannii or A. calcoaceticusa subsp. anitratus (3) | A. baumannii, excellent (3) |
| Acinetobacter calcoaceticusa (6) | A. baumannii, excellent (5); Alcaligenes faecalis subsp. faecalis or Pseudomonas pseudoalcaligenes, low selectivity (1) |
| Acinetobacter calcoaceticusa or A. haemolyticus (4) | A. baumannii, excellent (4) |
| Acinetobacter junii (1) | Bordetella bronchiseptica, excellent (1) |
| Acinetobacter lwoffii (1) | A. lwoffii, excellent (1) |
| Acinetobacter sp. (1) | Bordetella bronchiseptica, excellent (1) |
| Acinetobacter ursingiia (1) | Bordetella bronchiseptica, excellent (1) |
| Agrobacterium larrymooreia (1) | Rhizobium radiobacter, excellent (1) |
| Alcaligenes faecalis (1) | Acinetobacter baumannii, excellent (1) |
| Alcaligenes sp. (1) | Ralstonia pickettii, very good (1) |
| Bordetella petriia (1) | Moraxella group, very good (1) |
| Bordetella sp. (1) | No identification (1) |
| Burkholderia cepacia group (13) | Burkholderia cepacia group (12), excellent (7), very good (4), good (1); Pseudomonas aeruginosa, acceptable (1) |
| Chryseobacterium sp. (1) | Myroides sp.b, very good (1) |
| Herbaspirilluma huttiense (1) | Achromobacter xylosoxidans subsp. denitrificans, very good (1) |
| Oligella urethralisa (2) | Francisella tularensis, excellent (1); Oligella ureolytica or Francisella tularensis, low selectivity (1) |
| Pseudomonas aeruginosa (6) | P. aeruginosa (5), excellent (3), very good (1), good (1); P. fluorescens, excellent (1) |
| Pseudomonas fluorescens/jesseniia (1) | No identification (1) |
| Pseudomonas sp. (1) | P. putida, excellent (1) |
| Pseudomonas mendocina (1) | P. mendocina, excellent (1) |
| Pseudomonas monteiliia (1) | P. putida, excellent (1) |
| Pseudomonas putida/parafulvaa(1) | P. putida, excellent (1) |
| Pseudomonas pseudoalcaligenes or P. oleovoransa (1) | P. pseudoalcaligenes or Alcaligenes faecalis subsp. faecalis or Comamonas testosteroni, low selectivity (1) |
| Pseudomonas sp. (2) | P. stutzeri, excellent (1); P. fluorescens or P. aeruginosa, low selectivity (1) |
| Pseudomonas stutzeri (1) | P. stutzeri, very good (1) |
| Pseudoxanthomonasamexicana (2) | Chryseobacterium meningosepticum, excellent (1); Sphingomonas paucimobilis or Brevundimonas diminuta/vesicularis, low selectivity (1) |
| Ralstonia pickettii (2) | R. pickettii, excellent (1); R. paucula or R. pickettii, low selectivity (1) |
| Ralstonia sp. (1) | R. mannitolilytica, good (1) |
| Stenotrophomonas maltophilia (14) | S. maltophilia (11), excellent (10), very good (1); Sphingomonas paucimobilis, good (1); Aeromonas salmonicida, excellent (1); no identification (1) |
| Wautersiaagilardii (1) | Comamonas testosteroni, excellent (1) |
| Wautersiaa sp. (1) | Comamonas testosteroni, excellent (1) |
a
Species and/or genus not included in the VITEK 2 database.
b
Myroides sp. was accepted as a correct genus identification; some Flavobacterium spp. had been transferred earlier to the genus Chryseobacterium and to the genus Myroides (7).