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Family
Aeromonadaceae (Formerly Family Vibrionaceae)
Gram-negative
facultatively anaerobic bacillus
Motile
species have single polar flagellum (nonmotile species apparently not associated
with human disease)
Presumably
14 phenospecies: A. hydrophila, A. caviae, A. veronii biovar
sobria
Ubiquitous
in fresh and brackish water
Acquired
by ingestion of or exposure to contaminated water or food
Associated
with gastrointestinal disease; chronic diarrhea in adults; acute, severe disease
in children
Opportunistic
systemic disease in immunocompromised
Wound
infections
Broad
array of extra-intestinal diseases
Putative
virulence factors include: endotoxin; hemolysins; eneterotoxin; proteases; siderophores;
adhesins
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