Vibrio parahaemolyticus
Infections and Diseases
Gastroenteritis (food poisoning) from raw/undercooked seafood
Wound infections from seawater exposure
Sepsis (rare but possible in immunocompromised individuals)
Self-limiting diarrhea, but severe cases can lead to dehydration and septicemia
Morphological Details
Curved Rod (comma-shaped)
Single Rods
Highly Motile due to single polar flagellum
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Identifiable Physical Features
Circular & Convex
Medium to large, 2-3 mm in diameter
Grayish-white, sometimes translucent
Smooth, shiny, moist
Beta-hemolytic
Salt Requirement: Requires 1-3% NaCl for optimal growth (halophilic)
Facultative anaerobe
Additional Facts
Increasingly showing resistance to antibiotics, including:
Tetracyclines
Fluoroquinolones (e.g., ciprofloxacin)
Beta-lactams (e.g., ampicillin, penicillins)
Grows in seawater but dies in freshwater
