| Bifidobacterium xylocopae |
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Phylum “Actinobacteria”, Class Actinobacteria, Order Bifidobacteriales, Family Bifidobacteriaceae, Genus Bifidobacterium,
Bifidobacterium xylocopae Alberoni, Gaggia, Baffoni, Modesto, Biavati, Di Gioia 2019.
Bifidobacterium xylocopae Alberoni, Gaggia, Baffoni, Modesto, Biavati, Di Gioia 2019.
Gram-positive cells. Non-motile. Non-spore-forming.
Colonies are white, 0.5-1.0 mm in diameter on MRS agar supplemented with cysteine
and fructose. Alpha-hemolytic activity. Grows at temperature 25-40 ºC (optimum 35 ºC),
pH 4.5-9.0 (optimum pH 6.5). Anaerobic.
and fructose. Alpha-hemolytic activity. Grows at temperature 25-40 ºC (optimum 35 ºC),
pH 4.5-9.0 (optimum pH 6.5). Anaerobic.
Isolated from gut samples of carpenter bees (Xylocopa violacea), Italy.
Commensal with alpha-haemolytic activity.
- Alberoni D, Gaggia F, Baffoni L, Modesto MM, Biavati B, Di Gioia D, 2019. Bifidobacterium xylocopae sp. nov. and Bifidobacterium
aemilianum sp. nov., from the carpenter bee (Xylocopa violacea) digestive tract. Syst Appl Microbiol 42, 205-216.
Description is based mostly on API 50 CHL, API Rapid ID 32A results.
Positive results for arginine arylamidase, alpha-fucosidase, alpha- and beta-galactosidase, beta-glucosidase, histidine arylamidase,
leucine arylamidase, phenylalanine arylamidase, proline arylamidase, tyrosine arylamidase, acid production from L-arabinose
(weakly), arbutin (weakly), esculin, D-fructose, D-ribose, salicin, and sucrose.
Negative results for alkaline phosphatase, arginine dihydrolase, catalase, beta-glucuronidase, indole production,
N-acetyl-beta-glucosaminidase, oxidase, acid production from D-adonitol, D- and L-arabitol, amygdalin, cellobiose, dulcitol, erythritol,
D- and L-fucose, D-galactose, glycogen, gluconate, glycerol, gentiobiose, 2- and 5-ketogluconate, inositol, inulin, D-lactose, D-lyxose,
maltose, D-mannose, D-mannitol, melezitose, methyl alpha-D-glucopyranoside, methyl alpha-D-mannopyranoside,
N-acetylglucosamine, raffinose, rhamnose, D-sorbitol, L-sorbose, starch, tagatose, trehalose, turanose, methyl beta-D-xylopyranoside,
xylitol, and D-xylose.
Variable results for alpha-glucosidase, alanine arylamidase, acid production from D-glucose and melibiose.
Positive results for arginine arylamidase, alpha-fucosidase, alpha- and beta-galactosidase, beta-glucosidase, histidine arylamidase,
leucine arylamidase, phenylalanine arylamidase, proline arylamidase, tyrosine arylamidase, acid production from L-arabinose
(weakly), arbutin (weakly), esculin, D-fructose, D-ribose, salicin, and sucrose.
Negative results for alkaline phosphatase, arginine dihydrolase, catalase, beta-glucuronidase, indole production,
N-acetyl-beta-glucosaminidase, oxidase, acid production from D-adonitol, D- and L-arabitol, amygdalin, cellobiose, dulcitol, erythritol,
D- and L-fucose, D-galactose, glycogen, gluconate, glycerol, gentiobiose, 2- and 5-ketogluconate, inositol, inulin, D-lactose, D-lyxose,
maltose, D-mannose, D-mannitol, melezitose, methyl alpha-D-glucopyranoside, methyl alpha-D-mannopyranoside,
N-acetylglucosamine, raffinose, rhamnose, D-sorbitol, L-sorbose, starch, tagatose, trehalose, turanose, methyl beta-D-xylopyranoside,
xylitol, and D-xylose.
Variable results for alpha-glucosidase, alanine arylamidase, acid production from D-glucose and melibiose.
(c) Costin Stoica
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