Organism

Gram Stain

Fermentation

H2S Production

NO3 Reduction

Indole production

MR reaction

VP Reaction

Citrate use

β-Galactosidase

Coagulase

Urease activity

Catalase activity

Oxydase activity

Starch hydrolysis

Motility

Hemolysis

Lactose

Dextrose

Sucrose

Rhamnose

Xylose

L-lysine

Ornithine Decarboxylase

Arginine dihydroxylase

Pink colonies on VRBA with red precipitate around

Rod; −ve

+ve

+ve

+ve

+ve

+ve

+ve

±

±

−ve

+ve

+ve

+ve

−ve

−ve

+ve

−ve

−ve

+ve

−ve

−ve

+ve

±

Yellow colonies on TCBS

Rod; −ve

±

+ve

+ve

−ve

−ve

+ve

+ve

−ve

−ve

+ve

+ve

−ve

−ve

+ve

+ve

−ve

+ve

+ve

+ve

+ve

+ve

pale colonies with greenish zones on VRBA

−ve

+ve

−ve

−ve

blue colonies on mFC

+ve

±

±