Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Phylum Bacillota (Firmicutes), Class Bacilli, Order Lactobacillales, Family Lactobacillaceae, Genus Lacticaseibacillus,
Lacticaseibacillus parahuelsenbergensis Grabner, Grabner, Schein,Schrank,Toglhofer, Weidenholzer, Ruckert-Reed, Busche, and
Buchebner-Jance 2024.
Lacticaseibacillus parahuelsenbergensis Grabner, Grabner, Schein,Schrank,Toglhofer, Weidenholzer, Ruckert-Reed, Busche, and
Buchebner-Jance 2024.
Gram-positive rods, 0.8 / 2.0-2.5 µm. Non-motile. Non-spore-forming.
Colonies are creamy-white, convex, smooth and 1 mm in diameter after 2 days of
aerobic incubation at 37 ºC on MRS agar. Non-haemolytic. Grows at: 10-50 ºC (37 ºC
optimum), pH 3.5-10 (pH 7.0 optimum), 0-8% NaCl. Facultative anaerobic.
aerobic incubation at 37 ºC on MRS agar. Non-haemolytic. Grows at: 10-50 ºC (37 ºC
optimum), pH 3.5-10 (pH 7.0 optimum), 0-8% NaCl. Facultative anaerobic.
Isolated from an Austrian grass silage.
Undetermined.
- Grabner MF, Grabner MH, Schein H, Tӧglhofer M, Weidenholzer E, Rϋckert-Reed C, Busche T, and Buchebner-Jance M, 2024.
Lacticaseibacillus parahuelsenbergensis sp. nov., Lacticaseibacillus styriensis sp. nov. and Lacticaseibacillus zeae subsp.
silagei subsp. nov., isolated from different grass and corn silage. Int. J. Syst. Evol. Microbiol. 74:006441.
Facultative heterofermentative.
Description is based on API 50 CHL and API ZYM (bioMerieux) results.
Positive results for acid phosphatase, esterase (C4), esterase lipase (C8), alpha- and beta-galactosidase, beta-glucosidase, leucine
arylamidase, naphthol-AS-BI-phosphohydrolase, valine arylamidase, Voges-Proskauer reaction, fermentation of: adonitol, amygdalin,
arbutin, D- and L-arabinose, L-arabitol, cellobiose, L- fucose, D-fructose, galactose, gentiobiose, glucose (without gas production),
gluconate, inositol, lactose, mannitol, mannose, melezitose, N-acetylglucosamine, rhamnose, ribose, salicin, sorbitol, sucrose,
D-tagatose and trehalose.
Negative results for alkaline phosphatase, cystine arylamidase, alpha-fucosidase, alpha-glucosidase, beta-glucuronidase,
N-acetyl-beta-glucosaminidase, indole production, H2S production, lipase (C14), alpha-mannosidase, nitrate reduction, urease,
trypsin, alpha-chymotrypsin, fermentation of: D-arabitol, dulcitol, erythritol, D-fucose, 2- and 5-ketogluconate, glycerol, glycogen, inulin,
D-lyxose, maltose, melibiose, methyl alpha-D-glucoside, methyl alpha-D-mannoside, raffinose, L-sorbose, starch, turanose, methyl
beta-D-xylopyranoside, xylitol, D- and L-xylose.
Description is based on API 50 CHL and API ZYM (bioMerieux) results.
Positive results for acid phosphatase, esterase (C4), esterase lipase (C8), alpha- and beta-galactosidase, beta-glucosidase, leucine
arylamidase, naphthol-AS-BI-phosphohydrolase, valine arylamidase, Voges-Proskauer reaction, fermentation of: adonitol, amygdalin,
arbutin, D- and L-arabinose, L-arabitol, cellobiose, L- fucose, D-fructose, galactose, gentiobiose, glucose (without gas production),
gluconate, inositol, lactose, mannitol, mannose, melezitose, N-acetylglucosamine, rhamnose, ribose, salicin, sorbitol, sucrose,
D-tagatose and trehalose.
Negative results for alkaline phosphatase, cystine arylamidase, alpha-fucosidase, alpha-glucosidase, beta-glucuronidase,
N-acetyl-beta-glucosaminidase, indole production, H2S production, lipase (C14), alpha-mannosidase, nitrate reduction, urease,
trypsin, alpha-chymotrypsin, fermentation of: D-arabitol, dulcitol, erythritol, D-fucose, 2- and 5-ketogluconate, glycerol, glycogen, inulin,
D-lyxose, maltose, melibiose, methyl alpha-D-glucoside, methyl alpha-D-mannoside, raffinose, L-sorbose, starch, turanose, methyl
beta-D-xylopyranoside, xylitol, D- and L-xylose.
(c) Costin Stoica
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