| Basic Characteristics | Properties of Lactobacillus spp.) |
| Capsule | Negative (-ve) |
| Catalase | Negative (-ve) |
| Citrate | Negative (-ve) |
| Flagella | If present, peritrichous |
| Gas | Negative (-ve) |
| Gelatin Hydrolysis | Negative (-ve) |
| Gram Staining | Gram positive |
| H2S | Negative (-ve) |
| Indole | Negative (-ve) |
| Motility | Mostly Negative (-ve) |
| MR (Methyl Red) | Negative (-ve) |
| Nitrate Reduction | Negative (-ve) |
| Oxidase | Negative (-ve) |
| Pigment | Rare; if present, yellow or orange to rust or brick red. |
| Shape | long and slender, sometimes bent rods to short, often coryneform coccobacilli |
| Spore | Negative (-ve) |
| Urease | Negative (-ve) |
| VP (Voges Proskauer) | Negative (-ve) |