Biochemical Test of Edwardsiella tarda

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Last Updated on January 7, 2020 by Sagar Aryal

Biochemical Test of Edwardsiella tarda

Biochemical Test of Edwardsiella tarda

Image Source: https://www.flandershealth.us/prokaryotes-6/l-is-il-v.html

Some of the characteristics are as follows:

Basic CharacteristicsProperties (Edwardsiella tarda)
CatalasePositive (+ve)
CitrateNegative (-ve)
FlagellaPeritrichous
GasPositive (+ve)
Gelatin HydrolysisNegative (-ve)
Gram StainingGram-negative
Growth in KCNNegative (-ve)
H2SPositive (+ve)
IndolePositive (+ve)
MotilityPositive (+ve)
MR (Methyl Red)Positive (+ve)
Nitrate ReductionPositive (+ve)
OxidaseNegative (-ve)
ShapeStraight Rods
TSIA (Triple Sugar Iron Agar)K/A
UreaseNegative (-ve)
VP (Voges Proskauer)Negative (-ve)

Fermentation of

AdonitolNegative (-ve)
ArabinoseVariable
ArabitolNegative (-ve)
CellobioseNegative (-ve)
DNaseNegative (-ve)
DulcitolNegative (-ve)
GlucosePositive (+ve)
GlycerolNegative (-ve)
InositolNegative (-ve)
LactoseNegative (-ve)
MalonateNegative (-ve)
MaltosePositive (+ve)
MannitolVariable
MelibioseNegative (-ve)
RaffinoseNegative (-ve)
RhamnoseNegative (-ve)
SalicinNegative (-ve)
SorbitolNegative (-ve)
StarchNegative (-ve)
SucroseVariable
TrehaloseNegative (-ve)
XyloseNegative (-ve)

Enzymatic Reactions

Aesculine HydrolysisNegative (-ve)
AmylaseNegative (-ve)
Arginine DehydrolaseNegative (-ve)
Esculin HydrolysisNegative (-ve)
Beta-GlucuronidaseNegative (-ve)
LipaseNegative (-ve)
Lysine DecarboxylasePositive (+ve)
ONPG (β-galactosidase)Negative (-ve)
Ornithine DecarboxylasePositive (+ve)
Phenylalanine DeaminaseNegative (-ve)
L-Pyrrolidonyl aminopeptidaseNegative (-ve)

References

  1. Bergey’s Manual of Systematic Bacteriology Volume 2: The Proteobacteria, Part B: The Gammaproteobacteria
  2. https://www.vetbact.org/index.php?artid=173
  3. https://www.omicsonline.org/open-access/isolation-and-identification-of-edwardsiella-tarda-from-lake-zeway-andlangano-southern-oromia-ethiopia-2150-3508-1000184.php?aid=82827
  4. https://www.researchgate.net/figure/Biochemical-characterization-of-Edwardsiella-tarda-isolated-from-septicemic-catfish_tbl1_321006417

Biochemical Test of Edwardsiella tarda

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