Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Proteobacteria => Gammaproteobacteria => Pasteurellales => Pasteurellaceae => Pasteurella=> Pasteurella testudinis Snipes and
Biberstein 1982. Species "Incertae Sedis“.
Coccobacillary, Gram negative cells.
Colonies are beta-hemolytic on sheep blood agar and V-factor independent.
Growth on MacConkey is variable.
Isolated from Californian desert tortoises ( Gopherus agassizii).
Isolated from healthy tortoises and from tortoises with upper respiratory tract disease.
- 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, oxidase, alkaline phosphatase, catalase, indole, D(+) xylose, meso-
inositol, mannitol, D(-) sorbitol, D(+) galactose, D(+) glucose (acid), L(+) rhamnose,
ONPG, maltose, D(+) melibiose, sucrose (saccharose) & esculin = positive.
L(+) arabinose, trehalose, raffinose & dextrin = variable.
Gelatinase, inulin, salicin, H2S, Voges-Proskauer, urease, arginine dehydrolase, lysine
decarboxylase, ornithine decarboxylase, glycerol, dulcitol, D(+) mannose, cellobiose, lactose & gas from D(+) glucose = negative.
(c) Costin Stoica