| | Descriptive Chart |
| | Student Name: |
| | Class Section: |
| | Bacterium: |
| | DNA sequence: |
| | Morphological Characteristics |
| | Gram reaction: negative |
| | Cell shape: rod |
| | Cell size: 0.4-0.8 x 1-3 um |
| | Acid-fast: negative |
| | Arrangement: |
| | Endospores present: negative |
| | Capsule present: negative |
| | Motility: positive (swarming) |
| | Cultural Characteristics |
| | Optimum temperature: 37o C |
| | Oxygen requirement: facultative anaerobe |
| | Colony morphology on TSA plate: swarming with uniform film |
| | Pattern of growth on TSA slant: filiform |
| | Pattern of growth in TSB: flocculent, membrane surface |
| | Type of hemolysis on BAP: gamma |
| | Physiological Characteristics |
| | Oxidation/Fermentation tests |
| | | Glucose (dextrose) fermentation: Acid & Gas |
| | | Lactose fermentation: negative |
| | | Mannitol fermentation: negative |
| | | Sucrose fermentation: Acid & Gas |
| | | Oxidation/Fermentation of glucose: O+/F+ |
| | | Methyl Red (fermentation via mixed acid pathway): positive |
| | | Voges-Proskauer (fermentation via butanediol pathway: negative |
| | | Citrate utilization: negative (11-25% positive) |
| | | Nitrate reduction: positive |
| | | Oxidase test: negative |
| | Hydrolytic and Degradative tests: |
| | | Catalase (breakdown of hydrogen peroxide): positive |
| | | Gelatin (gelatin hydrolysis): positive |
| | | Starch (amylase hydrolysis): negative |
| | | Skim milk (casein hydrolysis): negative |
| | | Urea (urea hydrolysis): positive |
| | | Indole (tryptophan hydrolysis): positive |
| | | Phenylalanine (phenylalanine deamination): positive |
| | Other tests: |
| | | Hydrogen sulfide production: positive |
| | | DNase (DNA depolymerization): positive |
| | | Arginine (arginine decarboxylation): negative |
| | | Lysine (lysine decarboxylation): negative |
| | | Ornithine (ornithine decarboxylation): negative |
| | Notes: |