Biochemical Test of Yersinia pestis

By Prof Walter Jaoko


Basic Characteristics
Properties (Yersinia pestis)
CapsulePositive (+ve)
CatalasePositive (+ve)
CitrateNegative (-ve)
FlagellaNon-Flagellated
GasNegative (-ve)
Gelatin HydrolysisNegative (-ve)
Gram StainingNegative (-ve)
Growth in KCNNegative (-ve)
H2SNegative (-ve)
HemolysisNegative (-ve)
IndoleNegative (-ve)
MotilityNon-Motile
MR (Methyl Red)Positive (+ve)
Nitrate ReductionPositive (+ve)
OF (Oxidative-Fermentative)Facultative anaerobes
OxidaseNegative (-ve)
PigmentNegative (-ve)
ShapeRods
SporeNegative (-ve)
UreaseNegative (-ve)
VP (Voges Proskauer)Negative (-ve)
Fermentation of
AdonitolNegative (-ve)
ArabinosePositive (+ve)
CellobiosePositive (+ve)
DNaseNegative (-ve)
DulcitolNegative (-ve)
GlucosePositive (+ve)
GlycerolVariable
LactoseNegative (-ve)
MalonateNegative (-ve)
MaltosePositive (+ve)
MannitolPositive (+ve)
MannosePositive (+ve)
MelibioseVariable
MucateNegative (-ve)
MyoInositolNegative (-ve)
RaffinoseNegative (-ve)
RhamnoseNegative (-ve)
SalicinVariable
SorbitolVariable
SorboseNegative (-ve)
SucroseNegative (-ve)
TartrateNegative (-ve)
TrehalosePositive (+ve)
XylosePositive (+ve)
Enzymatic Reactions
Acetate UtilizationNegative (-ve)
Aesculine HydrolysisPositive (+ve)
Arginine DehydrolaseNegative (-ve)
LipaseNegative (-ve)
LysineNegative (-ve)
ONPG (β-galactosidase)Positive (+ve)
Ornithine DecarboxylaseNegative (-ve)
Phenylalanine DeaminaseNegative (-ve)