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Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Proteobacteria => Gammaproteobacteria => Pasteurellales => Pasteurellaceae => Mannheimia => Mannheimia granulomatis Angen,
Mutters, Caugant, Olsen and Bisgaard 1999.
Historical synonym: Pasteurella granulomatis Ribeiro, Carter, Frederiksen and Riet-Correa 1990.
Mutters, Caugant, Olsen and Bisgaard 1999.
Historical synonym: Pasteurella granulomatis Ribeiro, Carter, Frederiksen and Riet-Correa 1990.
Coccobacillary cells or small rods, non-motile, Gram negative.
1-2 mm in diameter colonies, regular, smooth, and graysh on blood agar
Non-hemolytic on bovine blood agar but hemolytic on sheep blood agar
V-factor independent and X-factor independent
Growth is mesophilic and facultative anaerobic. Growth on MacConkey is negative.
Non-hemolytic on bovine blood agar but hemolytic on sheep blood agar
V-factor independent and X-factor independent
Growth is mesophilic and facultative anaerobic. Growth on MacConkey is negative.
Isolated from bovine panniculitis, bronchopneumonia and conjunctivitis in leprine species and deer and from deer and oral cavity of
cattle.
cattle.
No virulence factors have yet been described although was isolated from panniculitis, bronchopneumonia and conjunctivitis in animals
- Mutters R., Angen Ø., Bisgaard M. 2004.Genus V. Mannheimia. In: Bergey’s Manual of Systematic Bacteriology, Second edition,
Vol two, part B, George M. Garrity (Editor-in-Chief), pp. 907-911. - W.M. Janda, R. Mutters , 2006. Pasteurella, Mannheimia, Actinobacillus, Eikenella, Kingella, Capnocytophaga, and other
miscellaneous Gram-negative rods. In: Topley & Wilson’s Microbiology and Microbial Infections, 10 edition, Vol. 2,
Bacteriology, Edward Arnold Ltd. - J. G.Holt et al., 1994.Bergey’s Manual of Determinative Bacteriology, 9-edition, Williams & Wilkins.
Nitrates reduction, alkaline phosphatase, glycerol, mannitol, D(-) sorbitol, D(+)
galactose, acid from D(+) glucose, maltose, sucrose (saccharose), D(-) fructose =
positive
Gelatinase, H2S, Voges-Proskauer, urease, arginine dehydrolase, lysine
decarboxylase, ornithine decarboxylase, indole, xylitol, D(-)arabinose, L(-) xylose,
dulcitol, gas from glucose, D(+) mannose, L(-) sorbose, D(+) melibiose, trehalose,
inulin, salicin, α-glucosidase (PNPG) = negative
Lactose, ONPG, oxidase, catalase, meso-inositol, L(-) fucose, raffinose, dextrin,
esculin = variable.
galactose, acid from D(+) glucose, maltose, sucrose (saccharose), D(-) fructose =
positive
Gelatinase, H2S, Voges-Proskauer, urease, arginine dehydrolase, lysine
decarboxylase, ornithine decarboxylase, indole, xylitol, D(-)arabinose, L(-) xylose,
dulcitol, gas from glucose, D(+) mannose, L(-) sorbose, D(+) melibiose, trehalose,
inulin, salicin, α-glucosidase (PNPG) = negative
Lactose, ONPG, oxidase, catalase, meso-inositol, L(-) fucose, raffinose, dextrin,
esculin = variable.
(c) Costin Stoica
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