Biochemical Test of Streptococcus mutans

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Last Updated on January 12, 2020 by Sagar Aryal

Biochemical Test of Streptococcus mutans

Basic CharacteristicsProperties (Streptococcus mutans)
CapsuleCapsulated
CatalaseNegative (-ve)
Gram StainingPositive (+ve)
HemolysisAlfa Hemolysis
MotilityNon-motile
OF (Oxidative-Fermentative)Facultative anaerobes
OxidaseNegative (-ve)
ShapeCocci
SporeNon-sporing
UreaseNegative (-ve)
VP (Voges Proskauer)Positive (+ve)

Fermentation of

AdonitolNegative (-ve)
ArabinoseNegative (-ve)
ArbutinPositive (+ve)
CellobiosePositive (+ve)
DulcitolNegative (-ve)
ErythritolNegative (-ve)
GalactosePositive (+ve)
GlucosePositive (+ve)
GlycerolNegative (-ve)
GlycogenNegative (-ve)
HippurateNegative (-ve)
InositolNegative (-ve)
InulinPositive (+ve)
LactosePositive (+ve)
MaltosePositive (+ve)
MannitolPositive (+ve)
MannosePositive (+ve)
MelibioseVariable
RaffinosePositive (+ve)
RhamnoseNegative (-ve)
RiboseNegative (-ve)
SalicinPositive (+ve)
SorbitolPositive (+ve)
StarchNegative (-ve)
SucrosePositive (+ve)
TrehalosePositive (+ve)
XyloseNegative (-ve)

Enzymatic Reactions

Alkaline PhosphataseNegative (-ve)
Arginine DehydrolaseNegative (-ve)
Esculin HydrolysisPositive (+ve)
HyalurodinaseNegative (-ve)
NeuraminidaseNegative (-ve)

Streptococcus mutans gram stain

Figure: Streptococcus mutans gram stain, Source: http://www.bacteriainphotos.com/

Biochemical Test of Streptococcus mutans

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