Biochemical Test of Corynebacterium diphtheriae

Biochemical Test of Corynebacterium diphtheriae

Biochemical Test of Corynebacterium diphtheriae
Basic CharacteristicsProperties (Corynebacterium diphtheriae)
CAMPNegative (-ve)
CapsuleNon-Capsulated
CatalasePositive (+ve)
Cetrimide TestNegative (-ve)
CitrateNegative (-ve)
CoagulaseNegative (-ve)
FlagellaNon-Flagellated
GasVariable
Gelatin HydrolysisNegative (-ve)
Gram StainingPositive (+ve)
H2SPositive (+ve)
HemolysisWeak Beta hemolysis
IndoleNegative (-ve)
MotilityNon-Motile
MR (Methyl Red)Positive (+ve)
Nitrate ReductionPositive (+ve)
OF (Oxidative-Fermentative)Fermentative
OxidaseNegative (-ve)
PigmentPositive (+ve)
ShapeRod/Club Shaped
SporeNon-Sporing
UreaseNegative (-ve)
Fermentation of
ArabinosePositive (+ve)
DextrosePositive (+ve)
FructosePositive (+ve)
GalactosePositive (+ve)
GlucosePositive (+ve)
GlycogenNegative (-ve)
HippurateNegative (-ve)
LactoseNegative (-ve)
MaltosePositive (+ve)
MannitolNegative (-ve)
MannosePositive (+ve)
RaffinoseVariable
RhamnosePositive (+ve)
SalicinPositive (+ve)
StarchNegative (-ve)
SucroseNegative (-ve)
TrehaloseNegative (-ve)
XyloseNegative (-ve)
Enzymatic Reactions
Alkaline PhosphataseNegative (-ve)
Casein HydrolysisNegative (-ve)
Esculin HydrolysisNegative (-ve)
Ornithine DecarboxylaseNegative (-ve)
TelluritePositive (+ve)
Tyrosine HydrolysisNegative (-ve)

About Author

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Sagar Aryal

Sagar Aryal is a microbiologist and a scientific blogger. He is doing his Ph.D. at the Central Department of Microbiology, Tribhuvan University, Kathmandu, Nepal. He was awarded the DAAD Research Grant to conduct part of his Ph.D. research work for two years (2019-2021) at Helmholtz-Institute for Pharmaceutical Research Saarland (HIPS), Saarbrucken, Germany. Sagar is interested in research on actinobacteria, myxobacteria, and natural products. He is the Research Head of the Department of Natural Products, Kathmandu Research Institute for Biological Sciences (KRIBS), Lalitpur, Nepal. Sagar has more than ten years of experience in blogging, content writing, and SEO. Sagar was awarded the SfAM Communications Award 2015: Professional Communicator Category from the Society for Applied Microbiology (Now: Applied Microbiology International), Cambridge, United Kingdom (UK).

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