TABLE 1.
Tests |
Groups |
||||
Group A | Group B | Group C | Group D | Group E | |
No. of isolates | 24 | 5 | 6 | 4 | 1 |
Grams character | + | + | + | + | + |
Shape | Cocci | Cocci | Rod | Short rods | Cocci |
Catalase test | − | − | − | − | − |
Citrate utilization test | − | − | − | − | − |
Bile salt (0.3%) hydrolysis | + | + | + | + | + |
Growth in NaCl | |||||
3.0% | + | + | + | + | + |
5.0% | + | + | + | + | + |
7.0% | − | + | + | + | + |
Growth at different temperatures | |||||
4°C | + | − | + | + | + |
10°C | + | − | + | + | + |
37°C | + | + | + | + | + |
45°C | + | + | + | + | + |
Fermentation type | Homo | Homo | Homo | Homo | Hetero |
Carbohydrate fermentation | |||||
Glucose | + | + | + | + | + |
Lactose | + | + | + | + | + |
Sucrose | + | + | + | + | + |
Xylose | + | + | + | + | + |
Dextrose | + | + | + | + | + |
Mannose | + | + | + | + | + |
D-arabinose | − | − | − | − | − |
α-Cellulose | − | − | − | − | − |
Sorbitol | + | + | + | + | + |
D-raffinose | − | + | + | + | + |
+, positive; −, negative; homo, homofermentative; hetero, heterofermentative.