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|pagetitle =Pasteurella and Mannheimia species
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|pagebody = The ''Pasteurella'' and ''Mannheimia'' species are small, Gram-negative bacilli or coccobacilli. They are common commensals of the upper respiratory tract and gastrointestinal mucosa of animals.
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|contenttitle =Content
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<categorytree mode=pages>Pasteurella and Mannheimia species</categorytree>
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===Overview ''Pasteurella'' and ''Mannheimia''===
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*Common commensals of the upper respiratory tract and gastrointestinal tract mucosa of animals
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*Usually opportunistic organisms, causing disease during times of stress, low resistance or concurrent infection
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*Not part of the human bacterial flora
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*Small Gram-negative bacilli or coccobacilli
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*Facultative anaerobes
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*Oxidase-positive
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*May show bipolar staining with polychrome stains such as Wright's stain
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*Capsules contain acidic polysaccharides
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[[Category:Bacterial Organisms]]
===''Pasteurella'' Properties===
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[[Category:Gram_negative_bacteria]]
 
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[[Category:Rods]]
*Catarrhal odour
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*Produce endotoxins which cause host damage and death
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*Their capsules resist phagocytosis
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*''Pasteurella'' may be found in [[Bacterial skin infections - Pathology#Deep pyoderma|deep pyoderma]]
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===''[[Pasteurella multocida]]''===
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===''[[Pasteurella pneumotropica]]''===
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===''[[Bibersteinia trehalosi]]
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===''[[Pasteurella canis]]''===
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===''[[Pasteurella caballi]]''===
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===''[[Pasteurella aerogenes]]''===
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===''[[Mannheimia haemolytica]]''===
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===''[[Mannheimia glucosida]]''===
 
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