Biochemical Test and Identification of Bacillus cereus

­Basic Characteristics Properties (Bacillus cereus)
CatalasePositive (+ve)
CitratePositive (+ve)
Gelatin HydrolysisNegative (-ve)
Gram StainingPositive (+ve)
Growth in KCNPositive (+ve)
HemolysisPositive (+ve)
IndoleNegative (-ve)
MotilityPositive (+ve)
MR (Methyl Red)Negative (-ve)
Nitrate ReductionVariable
OxidaseNegative (-ve)
PigmentNegative (-ve)
ShapeRods
SporePositive (+ve)
VP (Voges Proskauer)Positive (+ve)
Fermentation of
AdonitolNegative (-ve)
ArabinoseNegative (-ve)
ArabitolNegative (-ve)
CellobioseVariable
FructosePositive (+ve)
GalactoseNegative (-ve)
GlucosePositive (+ve)
GlycerolPositive (+ve)
GlycogenPositive (+ve)
InositolNegative (-ve)
InulinNegative (-ve)
LactoseNegative (-ve)
MaltosePositive (+ve)
MannitolNegative (-ve)
MannoseNegative (-ve)
MelibioseNegative (-ve)
RaffinoseNegative (-ve)
RhamnoseNegative (-ve)
RibosePositive (+ve)
SalicinVariable
SorbitolNegative (-ve)
StarchPositive (+ve)
SucroseVariable
TrehalosePositive (+ve)
XyloseNegative (-ve)
Enzymatic Reactions
Acetate UtilizationVariable
Arginine DehydrolaseVariable
Casein HydrolysisPositive (+ve)
Esculin HydrolysisPositive (+ve)
LecithinasePositive (+ve)
LysineNegative (-ve)
Ornithine DecarboxylaseNegative (-ve)
Phenylalanine DeaminaseNegative (-ve)
Tyrosine HydrolysisPositive (+ve)

7 thoughts on “Biochemical Test and Identification of Bacillus cereus”

  1. Id like to note that some of these are incorrect. Bergy’s manual specifically states the fact that it is positive for gelatin hydrolysis as well as a positive methyl red test and a negative VP test.

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