| Basic Characteristics | Properties (Campylobacter fetus subsp. fetus) |
| Capsule | Capsule like surface (S-layer) proteins |
| Catalase | Positive (+ve) |
| Gram Staining | Gram-negative |
| KMnO4 | Positive (+ve) |
| H2S | Negative (-ve) |
| Hemolysis | Negative (-ve) |
| Motility | Positive (+ve) |
| 2% NaCl | Positive (+ve) |
| Nitrate Reduction | Positive (+ve) |
| 2% Ox-bile | Positive (+ve) |
| Oxidase | Positive (+ve) |
| 0.02% Safranin | Positive (+ve) |
| Shape | Slender curved rods; comma-, S-, and gull-shaped; ends of the cellsare pointed. |
| Spore | Negative (-ve) |
| Urease | Negative (-ve) |
| Arabinose | Negative (-ve) |
| Galactose | Negative (-ve) |
| Glucose (8%) | Positive (+ve) |
| 1% Glycine | Positive (+ve) |
| Hippurate | Negative (-ve) |
| Indoxyl acetate hydrolysis | Negative (-ve) |
| Lactose | Negative (-ve) |
| Maltose | Negative (-ve) |
| Mannose | Negative (-ve) |
| Raffinose | Negative (-ve) |
| Rhamnose | Negative (-ve) |
| Sucrose | Negative (-ve) |
| Hippucase | Negative (-ve) |