| Photobacterium phosphoreum
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Medium sized, semitransparent colonies. Photobacterium phosphoreum can emit a blue-green light due to the production of the luciferase enzyme.
This culture has been grown on Long and Hammer Agar (1% NaCl). |
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| General characteristics: Gram-negative, large, plump rods. Coccoid forms occur in older cultures. Oxidase reaction varies. Requires presence of sodium ions for growth. Motile. |
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