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Morphological and biochemical characteristics of isolate NG220.
| Observation | |
|---|---|
| Morphological characters | |
| Elevation | Umbonate |
| Edge | Entire with undulate |
| Internal character | Rough |
| Colour | Creamy off-white |
| Biochemical characters | |
| Gram reaction | Gram +ve rod |
| Glucose fermentation | +ve |
| Sucrose fermentation | +ve |
| Lactose fermentation | −ve |
| H2S production | −ve (no gas observed) |
| MR test | +ve |
| VP test | −ve |
| Catalase test | +ve |
