Bifidobacterium anseris
Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Phylum “Actinobacteria”, Class Actinobacteria, Order Bifidobacteriales, Family Bifidobacteriaceae, Genus Bifidobacterium,  
Bifidobacterium anseris
Lugli, Mangifesta, Duranti, Anzalone, Milani, Mancabelli, Alessandri, Turroni, Ossiprandi, van Sinderen and
Ventura 2018.
Gram-positive, small rods. Non-spore-forming. Non-motile.
Colonies are white, 1.0-2.5 mm in diameter on MRS agar after 48 h of anaerobic
incubation at 37
ºC. Grows at temperature 30-42 ºC (optimum 37 ºC, variable growth
at 25 ºC), pH 3.5-6.0 (optimum pH 6.0). Facultatively anaerobic.
Isolated from the stool sample of a domestic goose (Anser domestica).
Undetermined.
  1. Lugli GA, Mangifesta M, Duranti S, Anzalone R, Milani C, Mancabelli R, Alessandri G, Turroni F, Ossiprandi MC, van Sinderen D and
    Ventura M, 2018. Phylogenetic classification of six novel species belonging to the genus Bifidobacterium comprising
    Bifidobacterium anseris sp. nov., Bifidobacterium criceti sp. nov.,  Bifidobacterium imperatoris sp. nov.,  Bifidobacterium italicum sp.
    nov.,  Bifidobacterium margollessi sp. nov. and Bifidobacterium parmae sp. nov. Syst Appl Microbiol 41: 173-183.
  2. Modesto M, Satti M, Watanabe K, Huang CH, Liou JS, Tamura T, Saito S, Mori K, Huang L, Sandri C, Spiezio C, Sgorbati B, Scarafile
    D, Camma C, Ancora M, Patavino C , Arita M and Mattarelli P, 2020. Bifidobacteria in two-toed sloths (Chloepus didactylus):
    phylogenetic characterization of the novel taxon Bifidobacterium choloepi. Int J Syst Evol Microbiol 70, 6115-6125.
Positive results for alkaline phosphatase, arginine arylamidase, arginine dihydrolase, acid production from aesculin, D-galactose
(weakly), D-glucose, glycogen, D-lactose, D-mannitol (weakly), maltose, D-mannose (weakly), melibiose, raffinose (weakly), D-ribose
(weakly), rhamnose (weakly), D-sorbitol (weakly), starch (weakly), sucrose, D-turanose (weakly), and D- and L-xylose (weakly).

Negative results for alanine arylamidase, alpha-arabinosidase, alpha-fucosidase, beta-glucuronidase, indole production,  
N-acetyl-beta-glucosaminidase, glycine arylamidase, histidine arylamidase, leucine arylamidase, nitrate reduction, proline
arylamidase, phenylalanine arylamidase, serine arylamidase, tyrosine arylamidase, urease, acid production from D-adonitol,
amygdalin, arbutin, D- and L-arabinose, D- and L-arabitol, cellobiose, dulcitol, erythritol, D- and L-fucose, gentibiose, glycerol,
gluconate, 2- and 5-ketogluconate, inositol, D-lyxose, melezitose, methyl-alpha-D-glucopyranoside,
methyl-alpha-D-mannopyranoside, methyl-beta-D-xylopyranoside, N-acetylglucosamine, D-fructose, inulin, salicin, L-sorbose,
D-tagatose, trehalose, and xylitol.

Variable results for alpha- and beta-galactosidase, alpha- and beta-glucosidase.
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