| Bifidobacterium canis |
Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Phylum “Actinobacteria”, Class Actinobacteria, Order Bifidobacteriales, Family Bifidobacteriaceae, Genus Bifidobacterium,
Bifidobacterium canis Neuzil-Bunesova, Lugli, Modrackova, Makovska, Mrazek, Mekadim, Musilova, Svobodova, Spanek, Ventura and
Killer 2020.
Bifidobacterium canis Neuzil-Bunesova, Lugli, Modrackova, Makovska, Mrazek, Mekadim, Musilova, Svobodova, Spanek, Ventura and
Killer 2020.
Gram-positive rods of various shapes forming a branched structure with ‘Y’ at both
sides. Non-motile. Non-spore-forming.
sides. Non-motile. Non-spore-forming.
Colonies are white, circular, 1.0-1.5 mm in diameter after 2 days on modified
Wilkins-Chalgren agar. Can grow at 30-46 ºC, optimally at 37 ºC, not at 20 ºC. Grows
at pH 4.5-8.5, optimally at pH 6.5. Grows under anaerobic and microaerophilic
conditions.
Wilkins-Chalgren agar. Can grow at 30-46 ºC, optimally at 37 ºC, not at 20 ºC. Grows
at pH 4.5-8.5, optimally at pH 6.5. Grows under anaerobic and microaerophilic
conditions.
Isolated from a faecal sample of a 3 weeks old German Shepherd dog (Canis lupus f. familiaris).
Undetermined.
- Neuzil-Bunesova V, Lugli GA, Modrackova N, Makovska M, Mrazek J, Mekadim C, Musilova S, Svobodova I, Spanek R, Ventura M and
Killer J, 2020. Bifidobacterium canis sp. nov., a novel member of the Bifidobacterium pseudolongum phylogenetic group isolated
from faeces of a dog (Canis lupus f. familiaris). IJSEM 70, 5040-5047.
Description is based on API 50CHL (bioMerieux) results.
Positive results for acid production from L-arabinose, esculin, D-galactose, D-glucose, maltose, melibiose, raffinose, D-ribose,
sucrose, and D-xylose.
Negative results for acid production from adonitol, amygdalin, D-arabinose, D- and L-arabitol, arbutin, dulcitol, erythritol, D-fucose,
gentibiose, gluconate, glycerol, inositol, inulin, 2- and 5-ketogluconate, D-mannitol, D-mannose, melezitose, methyl
alpha-D-glucopyranoside, methyl alpha-D-mannopyranoside, methyl beta-D-xylopyranoside, N-acetylglucosamine, rhamnose, salicin,
D-sorbitol, L-sorbose, D-tagatose, trehalose, L-xylose, and xylitol.
Variable acid production from cellobiose, D-fructose, L-fucose, glycogen, lactose, starch and turanose.
Positive results for acid production from L-arabinose, esculin, D-galactose, D-glucose, maltose, melibiose, raffinose, D-ribose,
sucrose, and D-xylose.
Negative results for acid production from adonitol, amygdalin, D-arabinose, D- and L-arabitol, arbutin, dulcitol, erythritol, D-fucose,
gentibiose, gluconate, glycerol, inositol, inulin, 2- and 5-ketogluconate, D-mannitol, D-mannose, melezitose, methyl
alpha-D-glucopyranoside, methyl alpha-D-mannopyranoside, methyl beta-D-xylopyranoside, N-acetylglucosamine, rhamnose, salicin,
D-sorbitol, L-sorbose, D-tagatose, trehalose, L-xylose, and xylitol.
Variable acid production from cellobiose, D-fructose, L-fucose, glycogen, lactose, starch and turanose.
(c) Costin Stoica
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