TABLE 12.

Differentiation of Aeromonas speciesa

SpeciesFrequency (%) of characteristic in clinical specimens
VPLDCADHODCGas/ glucoseFermentation of:EsculinGCFElastinPZAdl- LactateUrocanic acidArbutinG-1-PAmpr
l- Arabinosed- RhamnoseLactoseSucroseMannitold- Sorbitol
Common species
    A. hydrophilab95981000955872797980991007422712676NT100
    A. veronii bv. sobria949810008991022100990796056010NT100
    A. caviaec0094001001791001000970084959621100
Infrequent species
    A. veronii bv. veronii8310001009280831001000921000000NTNT100
    A. jandaei8810010001000018010000880077NTNT100
    A. trota610010007100122471012650139469NTNT6
    A. schubertii1783920000250000000670NTNT92
    A. popoffii100010001005700010000100008671NTNT100
Rare species
    A. bestiarumb6350880751006913100100094811350094NTNT94
    A. salmonicidab645071071930861009379937143290100NTNT93
    A. mediac0094001000941001000880031381008010091
    A. eucrenophilac00820738220556410008282010009NT100100
  • a Data from reference 1 and MDL data from 2003 to 2009, except for A. hydrophila, A. veronii bv. sobria, and A. caviae data, which are from 2006 to 2008. Abbreviations: VP, Voges-Proskauer; LDC, lysine decarboxylase; ADH, arginine dihydrolase; ODC, ornithine decarboxylase; GCF, gelatin cysteine thiosulfate ferric agar; PZA, pyrazinamidase; G-1-P, glucose-1-phosphate; NT, not tested.

  • b Members of the A. hydrophila complex.

  • c Members of the A. caviae complex.