| Species/Subspecies: | Mannheimia granulomatis | ||||||||
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| Etymology: | Genus name: named after the German microbiologist Walter Mannheim. Species epithet: of a granuloma. | ||||||||
| Significance: | [Of minor importance] | ||||||||
| Alternative Species Name(s): | Pasteurella granulomatis | ||||||||
| Taxonomy: | Class Gammaproteobacteria Order Pasteurellales Family Pasteurellaceae Genus Mannheimia |
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| Type Strain: | 26 = ATCC 49244 = CCUG 45422. | ||||||||
| Macromorphology (smell):
| Middle sized grayish white, opaque, round and flat colonies (2-3 mm in diameter). No hemolysis on blood agar. | ||||||||
| Micromorphology: | Small, non-motile and cockoid rods. | ||||||||
| Gram +/Gram -: | G- | ||||||||
| Metabolism: | Facultatively anaerobic. | ||||||||
| Catalase/Oxidase: | V/V | ||||||||
| Other Enzymes: | Ornithine decarboxylase -, tryptophanase -, urease - | ||||||||
| Biochemical Tests: | Citrat -, 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 - glycerol (+) inulin - raffinose v D-sorbitol + starch ? |
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| Spec. Char.: | |||||||||
| Special Media: | |||||||||
| Disease: | Bronchopneumonia, conjunctivitis and panniculitis. |
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| Hosts: | Cattle, deer, hares and rabbits. | ||||||||
| Clinical Picture: | |||||||||
| 16S rRNA Seq.: |
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| Taxonomy/phylogeny:
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Ten species have been described within genus Mannheimia. The relationship between members within the closely related genera Actinobacillus, Haemophilus and Pasteurella is very uncertain since none of these genera forms monophyletic clusters. | ||||||||
| Reference(s): | No. 108 | ||||||||
| Updated: | 2024-10-23 |