Category:Actinobacillus species

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Overview

• Mainly pathogens of farm animals
• Commensals of mucosa of upper respiratory tract and oral cavity
• Cannot survive long in the environment, therefore carrier animals are important in their transmission
• Cause granulomatous inflammation

Actinobacillus characteristics

• Small Gram negative coccobacilli
• Oxidase negative
• Do not grow on MacConkey
• Non-motile
• Facultative anaerobes which ferment carbohydrates to produce acid