Properties | E. massiliensis | C. aerofaciens | C. tanakaei | C. glomerans | C. intestinalis |
---|---|---|---|---|---|
Cell diameter (µm) | 0.57 | 1.2−4.3 | 0.5−1.0 | na | 0.3−0.5 |
Oxygen requirement | anaerobic | anaerobic | anaerobic | anaerobic | anaerobic |
Gram stain | + | + | + | + | + |
Salt requirement | na | na | na | na | na |
Motility | − | na | − | − | − |
Endospore formation | − | − | na | − | − |
Production of | Â | Â | Â | Â | Â |
Alkaline phosphatase | − | − | + | na | + |
Acid phosphatase | na | − | + | na | + |
Catalase | − | na | − | na | na |
Oxidase | − | na | − | na | na |
Nitrate reductase | − | na | − | na | na |
Urease | − | − | − | na | − |
α-galactosidase | + | − | − | na | − |
β-galactosidase | + | + | − | na | − |
β-glucuronidase | − | − | + | na | − |
α-glucosidase | + | + | − | na | − |
β-glucosidase | + | − | + | na | var |
Esterase | na | − | − | na | − |
Esterase lipase | na | − | − | na | − |
Indole | − | na | − | na | na |
N-acetyl-β-glucosaminidase | − | − | − | na | + |
6-Phospho-β-galactosidase | − | − | − | na | + |
Argininearylamidase | + | + | + | na | + |
Glutamic acid decarboxylase | − | − | − | na | − |
Leucyl glycine arylamidase | − | + | + | na | + |
Alanine arylamidase | − | − | − | na | − |
Proline arylamidase | + | + | + | na | − |
Serine arylamidase | − | − | − | na | − |
Tyrosine arylamidase | − | − | − | na | − |
Glycine arylamidase | − | + | + | na | + |
Utilization of | Â | Â | Â | na | Â |
D-mannose | + | + | + | na | + |
Habitat | human gut | human gut | human gut | na | human gut |