| Bifidobacterium callitrichidarum |
Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Phylum “Actinobacteria”, Class Actinobacteria, Order Bifidobacteriales, Family Bifidobacteriaceae, Genus Bifidobacterium,
Bifidobacterium callitrichidarum Modesto, Michelini, Sansosti, De Filippo, Cavalieri, Qvirist, Andlid, Spiezio, Sandri, Pascarelli,
Sgorbati and Mattarelli, 2018.
Bifidobacterium callitrichidarum Modesto, Michelini, Sansosti, De Filippo, Cavalieri, Qvirist, Andlid, Spiezio, Sandri, Pascarelli,
Sgorbati and Mattarelli, 2018.
Gram-positive rods of various shapes forming a branched structure with ‘Y’ at both
sides, 1.0-1.5 / 5-8 µm. Non-motile. Non-spore-forming.
sides, 1.0-1.5 / 5-8 µm. Non-motile. Non-spore-forming.
Colonies are white, smooth, opaque, 1-2 mm in diameter after 3 days of anaerobic
incubation on TPY agar. Non-haemolytic. Can grow at 22-48 ºC, optimally at 45 ºC,
not at 20 ºC. Grows at pH 4.0-7.5, optimally at pH 6.5. Facultatively anaerobic.
incubation on TPY agar. Non-haemolytic. Can grow at 22-48 ºC, optimally at 45 ºC,
not at 20 ºC. Grows at pH 4.0-7.5, optimally at pH 6.5. Facultatively anaerobic.
Isolated from the faeces of an adult emperor tamarin (Saguinus imperator).
Undetermined.
- Modesto M, Michelini S, Sansosti MC, De Filippo C, Cavalieri D, Qvirist L, Andlid T, Spiezio C, Sandri C, Pascarelli S, Sgobarti B and
Mattarelli P, 2018. Bifidobacterium callitrichidarum sp. nov., from the faeces of the emperor tamarin (Saguinus imperator). IJSEM 68,
141-148.
Description is based mostly on API 50CHL and API Rapid ID32 results.
Positive results for arginine dihydrolase, arginine arylamidase, esculin hydrolysis, alpha-arabinosidase, alpha- and
beta-galactosidase, alpha- and beta-glucosidase, histidine arylamidase (weak), leucine arylamidase, proline arylamidase,
phenylalanine arylamidase, serine arylamidase (weak), tyrosine arylamidase, acid production from amygdalin (weak), L-arabinose,
arbutin, cellobiose, esculin, D-fructose, D-galactose (weak), gentibiose (weak), D-glucose, lactose, maltose (weak), melibiose,
raffinose, salicin and sucrose.
Negative results for alkaline phosphatase, alanine arylamidase, catalase, alpha-fucosidase, glycine arylamidase, beta-glucuronidase,
indole production, nitrate reduction, N-acetyl-beta-glucosaminidase, oxidase, urease, acid production from adonitol, D- and L-arabitol,
D-arabinose, dulcitol, erythritol, D- and L-fucose, gluconate, glycogen, glycerol, inositol, inulin, 2- and 5-ketogluconate, D-mannitol,
D-mannose, melezitose, methyl alpha-D-glucopyranoside, methyl alpha-D-mannopyranoside, N-acetylglucosamine, rhamnose,
D-ribose, D-sorbitol, L-sorbose, starch, D-tagatose, trehalose, turanose, xylitol, D- and L-xylose.
Positive results for arginine dihydrolase, arginine arylamidase, esculin hydrolysis, alpha-arabinosidase, alpha- and
beta-galactosidase, alpha- and beta-glucosidase, histidine arylamidase (weak), leucine arylamidase, proline arylamidase,
phenylalanine arylamidase, serine arylamidase (weak), tyrosine arylamidase, acid production from amygdalin (weak), L-arabinose,
arbutin, cellobiose, esculin, D-fructose, D-galactose (weak), gentibiose (weak), D-glucose, lactose, maltose (weak), melibiose,
raffinose, salicin and sucrose.
Negative results for alkaline phosphatase, alanine arylamidase, catalase, alpha-fucosidase, glycine arylamidase, beta-glucuronidase,
indole production, nitrate reduction, N-acetyl-beta-glucosaminidase, oxidase, urease, acid production from adonitol, D- and L-arabitol,
D-arabinose, dulcitol, erythritol, D- and L-fucose, gluconate, glycogen, glycerol, inositol, inulin, 2- and 5-ketogluconate, D-mannitol,
D-mannose, melezitose, methyl alpha-D-glucopyranoside, methyl alpha-D-mannopyranoside, N-acetylglucosamine, rhamnose,
D-ribose, D-sorbitol, L-sorbose, starch, D-tagatose, trehalose, turanose, xylitol, D- and L-xylose.
(c) Costin Stoica
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