Species/Subspecies: | Pasteurella dagmatis | ||||||||
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Category: | In the normal flora | ||||||||
Etymology: | Genus name: named after Louis Pasteur. Species epithet: of a bite. | ||||||||
Significance: | [Important] | ||||||||
Taxonomy: | Class Gammaproteobacteria Order Pasteurellales Family Pasteurellaceae Genus Pasteurella |
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Type Strain: | ATCC 43325 = CCUG 12397 = NCTC 11617. | ||||||||
Macromorphology (smell): | Forms smoth and greyish to white colonies. No hemolysis on blood agar. | ||||||||
Micromorphology: | Nonmotile coccoid rod | ||||||||
Gram +/Gram -: | G- | ||||||||
Metabolism: | Facultatively anaerobic | ||||||||
Catalase/Oxidase: | +/+ | ||||||||
Other Enzymes: | Ornithine decarboxylase -, tryptophanase +, urease + | ||||||||
Biochemical Tests: | Citrate -, hydrogen sulphide (H2S) -, methyl red -, Voges-Proskauer -, | ||||||||
Fermentation of carbohydrates: | D-glucose + lactose v maltose + L-rhamnose - sucrose + L-arabinose - cellobiose - D-mannitol - salicin - trehalose v glycerol v inulin - raffinose v D-sorbitol - starch ? |
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Spec. Char.: | |||||||||
Disease: | Is an opportunist, which belongs to the normal flora of the mouth and nasal cavity and the gastrointestinal tract. May cause wound infections after dog and cat bites. |
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Hosts: | Dog and cat | ||||||||
Clinical Picture: | |||||||||
16S rRNA Seq.: |
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Taxonomy/phylogeny:
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About 15 species have been described within genus Pasteurella, but the relationship between members within the closely related genera Actinobacillus, Haemophilus, Mannheimia and Pasteurella is very uncertain since none of these genera forms monophyletic clusters. | ||||||||
Updated: | 2023-03-29 |
News |
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The revised taxonomy of the mollicutes (mycoplasmas)![]() About 2 years ago, the taxonomy of mycoplasmas was revised at VetBact, because a research group had proposed that 5 new genera should be included together with the genus Mycoplasma. This also had consequences for higher taxa within the phylum, which was then called Tenericutes. Now another group of researchers has suggested that the new names should be rejected. Published 2023-10-03. Read more... |