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Database of Biochemical Tests of Pathogenic Enterobacteriaceae Family A tool to identify microbes using minimal biochemical tests |
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Escherichia coli
| About Organism | Show All Tests | Show Unique Test Hierarchy |
Description of values of test status
| Test Value | Meaning |
|---|---|
| + | 90-100% Positive |
| - | 0-10% positive |
| (+) | 76-89% positive |
| (-) | 11-25% positive |
| d | 26-75% positive |
| v | strain instability |
| Unique tests | ||
| 1 | Indole | + |
| 2 | Motility | + |
| 3 | Lysine decarboxylase | + |
| 4 | Cellobiose | - |
| 5 | Pigment | - |
| 6 | Lactose | + |
| 7 | Citrate | - |
| 8 | Methyl Red | + |
| 9 | Voges-proskauer | - |
| 10 | D-glucose acid production | + |