Table 2.
Differential characteristics of Drancourtella massiliensis strain GD1T, Ruminococcus faecis Eg2T, Ruminococcus torques ATCC27756 and Ruminococcus lactaris ATCC29176
| Property | D. massiliensis | R. faecis | R. torques | R. lactaris |
|---|---|---|---|---|
| Cell diameter (μm) | 0.5 | 1.0 | NA | NA |
| Oxygen requirement | Anaerobic | Anaerobic | Anaerobic | Anaerobic |
| Gram stain | + | + | + | + |
| Salt requirement | <10 g/L | NA | NA | NA |
| Motility | − | − | NA | NA |
| Endospore formation | + | − | − | − |
| Indole | − | − | + | − |
| Production of: | ||||
| Alkaline phosphatase | − | + | NA | NA |
| Catalase | − | + | NA | NA |
| Oxidase | − | − | NA | NA |
| Nitrate reductase | − | − | + | − |
| Urease | − | − | NA | NA |
| β-Galactosidase | − | − | − | + |
| N-acetyl-glucosamine | − | − | + | + |
| Acid from: | ||||
| l-Arabinose | − | − | + | − |
| Ribose | + | NA | NA | NA |
| Mannose | − | − | + | − |
| Mannitol | − | − | NA | NA |
| Saccharose | − | − | + | − |
| d-Glucose | − | + | − | − |
| d-Fructose | − | NA | NA | NA |
| d-Maltose | − | + | + | − |
| d-Lactose | − | + | + | − |
| Habitat | Human gut | Human gut | Human gut | Human gut |
+, positive result; −, negative result; v, variable result; w, weakly positive result; NA, data not available.