Table 2.
Cultural and biochemical characteristics of strains AB308, AB57 and AB215 in comparison with the closely related Mycobacteria species.
| Characteristics | AB308T | AB57T | AB215T | 1 | 2 | 3 | 4 |
|---|---|---|---|---|---|---|---|
| Growth at 42 °C | + | − | − | − | − | − | − |
| Growth <7 days | − | − | − | − | − | − | − |
| Catalase | + | + | + | + | + | + | + |
| Pigmentation | S | S | S | S | N | P | S |
| Nitrate Reduction | − | − | − | − | − | − | − |
| Niacin production | − | − | − | − | − | − | − |
| Urease | − | − | − | + | − | + | − |
| Tween 80 hydrolysis | + | − | − | − | − | − | − |
| Alkaline phosphatase | − | + | − | ND | ND | ND | ND |
| Lipase | + | + | − | ND | ND | ND | ND |
| Cystine arylamidase | − | + | − | ND | ND | ND | ND |
| Naphtol-AS-BI-phosphohydrolase | + | + | − | ND | ND | ND | ND |
| Tolerance 5% NaCl | − | − | − | ND | − | ND | ND |
Species: 1, M. interjectum; 2, M. montefiorense; 3, M. simiae; 4, M. paraense; S, scotochromogenic; P, photochromogenic; N, nonphotochromogenic; ND, no data.