Basic Characteristics | Properties (E. coli) |
Capsule | Capsulated |
Catalase | Positive (+ve) |
Citrate | Negative (-ve) |
Coagulase | Negative (-ve) |
Flagella | Flagellated |
Gas | Positive (+ve) |
Gelatin Hydrolysis | Negative (-ve) |
Gram Staining | Negative (-ve) |
Growth in KCN | Negative (-ve) |
H2S | Negative (-ve) |
Hemolysis | Negative (-ve) |
Indole | Positive (+ve) |
Motility | Motile |
MR (Methyl Red) | Positive (+ve) |
Nitrate Reduction | Positive (+ve) |
OF (Oxidative-Fermentative) | Fermentative |
Oxidase | Negative (-ve) |
Pigment | Negative (-ve) |
PYR | Negative (-ve) |
Shape | Rod |
Spore | Non-Sporing |
TSIA (Triple Sugar Iron Agar) | Acid/Acid, Gas +ve |
Urease | Negative (-ve) |
VP (Voges Proskauer) | Negative (-ve) |
Adonitol | Negative (-ve) |
Arabinose | Positive (+ve) |
Arabitol | Negative (-ve) |
Cellobiose | Negative (-ve) |
DNase | Negative (-ve) |
Dulcitol | Variable |
Erythritol | Negative (-ve) |
Glucose | Positive (+ve) |
Glycerol | Variable |
Lactose | Positive (+ve) |
Malonate | Negative (-ve) |
Maltose | Positive (+ve) |
Mannitol | Positive (+ve) |
Mannose | Positive (+ve) |
Melibiose | Positive (+ve) |
Mucate | Positive (+ve) |
Myo-Inositol | Negative (-ve) |
Raffinose | Variable |
Rhamnose | Positive (+ve) |
Salicin | Variable |
Sorbitol | Positive (+ve) |
Sucrose | Variable |
Tartrate | Positive (+ve) |
Trehalose | Positive (+ve) |
Xylose | Positive (+ve) |
Acetate Utilization | Positive (+ve) |
Aesculine Hydrolysis | Variable |
Arginine Dihydrolase | Negative (-ve) |
Beta Lactamase | Positive (+ve) |
Esculin Hydrolysis | Variable |
Lipase | Negative (-ve) |
Lysine Decarboxylase | Positive (+ve) |
ONPG (β-galactosidase) | Positive (+ve) |
Ornithine Decarboxylase | Variable |
Phenylalanine Deaminase | Negative (-ve) |