| Lactobacillus (Secundilactobacillus) pentosiphilus |
Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Phylum Bacillota (Firmicutes), Class Bacilli, Order Lactobacillales, Family Lactobacillaceae, Genus Lactobacillus, Lactobacillus
pentosiphilus Tohno, Tanizawa, Irisawa, Masuda, Sakamoto, Arita, Ohkuma and Kobayashi 2017.
Homotypic synonym: Secundilactobacillus pentosiphilus (Tohno et al. 2017) Zheng et al. 2020.
pentosiphilus Tohno, Tanizawa, Irisawa, Masuda, Sakamoto, Arita, Ohkuma and Kobayashi 2017.
Homotypic synonym: Secundilactobacillus pentosiphilus (Tohno et al. 2017) Zheng et al. 2020.
Gram-positive rods, 0.7 x 1.1-1.5 µm. Non-motile. Non-spore-forming.
Colonies are grey, 0.2-0.5 mm in diameter after 3 days of incubation at 30 ºC on MRS
agar. Grow slowly in MRS broth. Can grow at 30-37 ºC, pH 4.0-7.0, and in 4% NaCl.
No growth in 4% NaCl medium. Facultatively anaerobic.
agar. Grow slowly in MRS broth. Can grow at 30-37 ºC, pH 4.0-7.0, and in 4% NaCl.
No growth in 4% NaCl medium. Facultatively anaerobic.
Isolated from total mixed ration silage, Japan.
Undetermined.
- Tohno M, Tanizawa Y, Irisawa T, Masuda T, Sakamoto M, Arita M, Ohkuma M and Kobayashi H, 2017. Lactobacillus silagincola sp.
nov. and Lactobacillus pentosiphilus sp. nov., isolated from silage. Int J Syst Evol Microbiol 67, 3639-3644. - Zheng J, Wittouck S, Salvetti E, Franz MAP et al., 2020. A taxonomic note on the genus Lactobacillus: Description of 23 novel
genera, emended description of the genus Lactobacillus Beijerinck 1901, and union of Lactobacillaceae and Leuconostocaceae.
Int J Syst Microbiol. 70, 2782-2858.
Heterofermentative.
Description is based mainly on API 50 CHL and API ZYM results.
Positive results for acid phosphatase, alpha- and beta-galactosidase, leucine arylamidase, esterase (C4), esterase lipase (C8), valine
arylamidase, fermentation of L-arabinose, ribose, and D-xylose.
Negative results for alkaline phosphatase, arginine deamination, esculin hydrolysis, cystine arylamidase, alpha-fucosidase, alpha- and
beta-glucosidase, beta-glucuronidase, lipase (C14), alpha-mannosidase, trypsin alphachymotrypsin, N-acetyl-beta-glucosaminidase,
naphthol-AS-BI-phosphohydrolase, fermentation of adonitol, amygdalin, arbutin, D-arabinose, D- and L-arabitol, cellobiose, dulcitol,
erythritol, esculin, L- and D-fucose, D-fructose, galactose, glucose, gluconate, gentiobiose, 2- and 5-ketogluconate, glycerol, glycogen,
inositol, inulin, lactose, D-lyxose, mannitol, mannose, maltose, melezitose, melibiose, methyl alpha-D-glucopyranoside, methyl
alpha-D-mannopyranoside, methyl alpha-D-xyloside, N-acetylglucosamine, raffinose, rhamnose, salicin, L-sorbose, starch, sucrose,
D-tagatose, trehalose, turanose, xylitol, L-xylose, and methyl beta-D-xylopyranoside.
Description is based mainly on API 50 CHL and API ZYM results.
Positive results for acid phosphatase, alpha- and beta-galactosidase, leucine arylamidase, esterase (C4), esterase lipase (C8), valine
arylamidase, fermentation of L-arabinose, ribose, and D-xylose.
Negative results for alkaline phosphatase, arginine deamination, esculin hydrolysis, cystine arylamidase, alpha-fucosidase, alpha- and
beta-glucosidase, beta-glucuronidase, lipase (C14), alpha-mannosidase, trypsin alphachymotrypsin, N-acetyl-beta-glucosaminidase,
naphthol-AS-BI-phosphohydrolase, fermentation of adonitol, amygdalin, arbutin, D-arabinose, D- and L-arabitol, cellobiose, dulcitol,
erythritol, esculin, L- and D-fucose, D-fructose, galactose, glucose, gluconate, gentiobiose, 2- and 5-ketogluconate, glycerol, glycogen,
inositol, inulin, lactose, D-lyxose, mannitol, mannose, maltose, melezitose, melibiose, methyl alpha-D-glucopyranoside, methyl
alpha-D-mannopyranoside, methyl alpha-D-xyloside, N-acetylglucosamine, raffinose, rhamnose, salicin, L-sorbose, starch, sucrose,
D-tagatose, trehalose, turanose, xylitol, L-xylose, and methyl beta-D-xylopyranoside.
(c) Costin Stoica
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