| Bifidobacterium saguini |
Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Phylum “Actinobacteria”, Class Actinobacteria, Order Bifidobacteriales, Family Bifidobacteriaceae, Genus Bifidobacterium,
Bifidobacterium saguini Endo, Futagawa-Endo, Schumann, Pukall, Dicks, 2012.
Bifidobacterium saguini Endo, Futagawa-Endo, Schumann, Pukall, Dicks, 2012.
Gram-positive irregular rods with rounded or tapered end, usually swollen and
branched, 0.4-1.0 x 2-6 µm, occurring singly, in pairs or in chains. Non-motile.
branched, 0.4-1.0 x 2-6 µm, occurring singly, in pairs or in chains. Non-motile.
Colonies are beige, smooth, 1-2 mm in diameter after 2 days of anaerobic incubation
on MRS agar supplemented with 50 mg/l L-cysteine. Optimum growth temperature
37-42 ºC. Weak growth at 30 ºC. No growth 15 or 45 ºC. Grows at pH 5.5-7.0.
Facultatively anaerobic.
on MRS agar supplemented with 50 mg/l L-cysteine. Optimum growth temperature
37-42 ºC. Weak growth at 30 ºC. No growth 15 or 45 ºC. Grows at pH 5.5-7.0.
Facultatively anaerobic.
Isolated from faeces of red-handed tamarin, South Africa.
Undetermined.
- Endo A, Futagawa-Endo Y, Schumann P, Pukall R, Dicks LMT, 2012. Bifidobacterium reuteri sp. nov., Bifidobacterium callitrichos
sp. nov., Bifidobacterium saguini sp. nov., Bifidobacterium stellenboschense sp. nov. and Bifidobacterium biavatii sp. nov. isolated
from faeces of common marmoset (Callithrix jacchus) and red-handed tamarin (Saguinus midas). Syst Appl Microbiol 35, 92-97. - Modesto M, Michelini S, Stefanini I, Sandri C, Spiezio C, Pisi AM, Filippini G, Biavati B and Mattarelli P, 2015. Bifidobacterium
lemurum sp. nov., from faeces of the ring-tailed lemur (Lemur catta). IJSEM 65, 1726-1734. - 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. - 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 50CH and API Rapid ID32 (bioMerieux) results.
Positive results for alpha-arabinosidase, arginine arylamidase, alanine arylamidase, serine arylamidase, acid phosphatase,
esterase C4, glycine arylamidase, histidine arylamidase, leucine arylamidase, phenylalanine arylamidase, proline arylamidase,
tyrosine arylamidase, acid production from amygdalin, L-arabinose, arbutin, cellobiose, D-fructose, D-galactose, gentibiose, D-
glucose, lactose, maltose, melibiose, methyl alpha-D-glucopyranoside (weak), raffinose, D-ribose, salicin, sucrose, turanose, and D-
xylose.
Negative results for cystine arylamidase, catalase, esterase lipase C8, alpha-fucosidase, alpha- and beta-glucosidase, beta-
glucuronidase, indole production, nitrate reduction, urease, valine arylamidase, acid production from adonitol, D- and L- arabitol,
dulcitol, erythritol, glycerol, inositol, 2- and 5- ketogluconate, melezitose, tagatose, xylitol and methyl beta-D-xylopyranoside.
Variable results for alkaline phosphatase, arginine dihydrolase, alpha- and beta galactosidase, N-acetyl-beta-
glucosaminidase (weak), acid production (mostly weak) from D-arabinose, amygdalin, aesculin, D- and L- fucose, gluconate,
glycogen, inulin, D-mannose, D-mannitol, methyl alpha-D-mannopyranoside, N-acetylglucosamine, rhamnose, starch, L-
sorbose, D-sorbitol, trehalose and L-xylose.
Positive results for alpha-arabinosidase, arginine arylamidase, alanine arylamidase, serine arylamidase, acid phosphatase,
esterase C4, glycine arylamidase, histidine arylamidase, leucine arylamidase, phenylalanine arylamidase, proline arylamidase,
tyrosine arylamidase, acid production from amygdalin, L-arabinose, arbutin, cellobiose, D-fructose, D-galactose, gentibiose, D-
glucose, lactose, maltose, melibiose, methyl alpha-D-glucopyranoside (weak), raffinose, D-ribose, salicin, sucrose, turanose, and D-
xylose.
Negative results for cystine arylamidase, catalase, esterase lipase C8, alpha-fucosidase, alpha- and beta-glucosidase, beta-
glucuronidase, indole production, nitrate reduction, urease, valine arylamidase, acid production from adonitol, D- and L- arabitol,
dulcitol, erythritol, glycerol, inositol, 2- and 5- ketogluconate, melezitose, tagatose, xylitol and methyl beta-D-xylopyranoside.
Variable results for alkaline phosphatase, arginine dihydrolase, alpha- and beta galactosidase, N-acetyl-beta-
glucosaminidase (weak), acid production (mostly weak) from D-arabinose, amygdalin, aesculin, D- and L- fucose, gluconate,
glycogen, inulin, D-mannose, D-mannitol, methyl alpha-D-mannopyranoside, N-acetylglucosamine, rhamnose, starch, L-
sorbose, D-sorbitol, trehalose and L-xylose.
(c) Costin Stoica
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