Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Proteobacteria => Gammaproteobacteria => Pasteurellales => Pasteurellaceae => Pasteurella => Pasteurella langaa Mutters, Ihm,
Pohl, Frederiksen and Mannheim, 1985. P. langaa changed to P. langaaensis - corrected by Trüper and De' Clari 1998.
Non-motile, Gram-negative, coccobacillary cells.
Non-hemolytic, 1,5 mm. in diameter, smooth & grayish-white colonies . V-factor
independent growth, can grow on MacConkey agar.
Isolated from the respiratory tract of chickens.
Strains are found in the respiratory tract of apparently healthy chickens.
- R. Mutters, H. Christensen, M. Bisgaard, 2004.Genus I.Pasteurella . In: Bergey’s Manual of Systematic Bacteriology, Second
edition,Vol two, part B, George M. Garrity (Editor-in-Chief), pp. 857-866.
- 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, mannitol, D(-) fructose, D(+) glucose, D(+)
galactose, D(+) mannose, sucrose, ONPG & lactose positive.
Catalase, gelatinase, H2S (TSI), Voges-Proskauer, urease, arginine dehydrolase,
lysine decarboxylase, ornithine decarboxylase, indole, glycerol, xylitol, L(+) arabinose,
D(-)arabinose, D(+)xylose, dulcitol, meso-inositol, D(-) sorbitol, L(-) fucose, gas from
glucose, L(+) rhamnose, L(-) sorbose, cellobiose, maltose, D(+) melibiose,
trehalose, raffinose, dextrin, inulin, esculin, salicin, α-glucosidase (PNPG) negative.
Oxidase variable.
(c) Costin Stoica