Biochemical Test of Kingella kingae

Biochemical Test of Kingella kingae

Some of the characteristics are as follows:

Basic Characteristics Properties (Kingella kingae)
10% Bile Negative (-ve)
Capsule Positive (+ve)
Catalase Negative (-ve)
Citrate Negative (-ve)
Coagulase Negative (-ve)
Gas Negative (-ve)
Gelatin Hydrolysis Negative (-ve)
Gram Staining  Gram-negative
H2S Variable
Hemolysis Positive (+ve)
Indole Negative (-ve)
Motility Negative (-ve)
6% NaCl Negative (-ve)
Nitrate Reduction Negative (-ve)
Nitrite Reduction Negative (-ve)
OF (Oxidative-Fermentative) Fermentative
Oxidase Positive (+ve)
Shape Coccobacilli (0.6 to 1 μm by 1 to 3 μm)
Spore Negative (-ve)
Urease Negative (-ve)

Fermentation of

Adonitol Negative (-ve)
Arabinose Negative (-ve)
DNase Negative (-ve)
Dulcitol Negative (-ve)
Fructose Negative (-ve)
Galactose Negative (-ve)
Glucose Positive (+ve)
Glycerol Negative (-ve)
Inositol Negative (-ve)
Lactose Negative (-ve)
Maltose Positive (+ve)
Mannitol Negative (-ve)
Mannose Negative (-ve)
Raffinose Negative (-ve)
Rhamnose Negative (-ve)
Salicin Negative (-ve)
Sorbitol Negative (-ve)
Starch Negative (-ve)
Sucrose Negative (-ve)
Trehalose Negative (-ve)
Xylose Negative (-ve)

Enzymatic Reactions

Acid Phosphatase Positive (+ve)
Alkaline Phosphatase Positive (+ve)
Arginine Dihydrolase Negative (-ve)
Casein Hydrolysis Positive (+ve)
Esculin Hydrolysis Negative (-ve)
Lecithinase Negative (-ve)
Lipase Negative (-ve)
Lysine decarboxylase Negative (-ve)
ONPG (β-galactosidase) Negative (-ve)
Ornithine Decarboxylase Negative (-ve)
Phenylalanine Deaminase Negative (-ve)


  1. Bergey’s Manual of Systematic Bacteriology Vol. 2 Part C. The Alpha-, Beta-, Delta-,
  2. and Epsilonproteobacteria

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