| Enterococcus hulanensis |
Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Phylum Firmicutes, Class Bacilli, Order Lactobacillales, Family Enterococcaceae, Genus Enterococcus, Enterococcus hulanensis Li
and Gu 2019.
Species description is based on a single isolate.
and Gu 2019.
Species description is based on a single isolate.
Gram-positive, coccoid cells, 1 µm in diameter, usually occuring singly. Non-motile.
Non-spore-forming.
Non-spore-forming.
Colonies on mMRS agar plate are small, circular, smooth, convex, with entire margins,
greyish-white and 1-1.5 mm in diameter after 2 days incubation at 30 ºC. Can grow at
37 ºC and at pH 11. No growth at 45 ºC, at pH 5 or in 5% NaCl in mMRS agar.
Facultatively anaerobic.
greyish-white and 1-1.5 mm in diameter after 2 days incubation at 30 ºC. Can grow at
37 ºC and at pH 11. No growth at 45 ºC, at pH 5 or in 5% NaCl in mMRS agar.
Facultatively anaerobic.
Isolated from traditional pickle juice in Heilongjiang province, in China.
Sensitive to 5 µg/ml erythromycin, 5 µg/ml ampicillin and 5 µg/ml chloramphenicol. Resistant to 300 µg/ml neomycin sulfate.
Tellurite tolerant.
Sensitive to 5 µg/ml erythromycin, 5 µg/ml ampicillin and 5 µg/ml chloramphenicol. Resistant to 300 µg/ml neomycin sulfate.
Tellurite tolerant.
Undetermined.
- Li YQ, Gu CT. Enterococcus pingfangensis sp. nov., Enterococcus dongliensis sp. nov., Enterococcus hulanensis sp. nov.,
Enterococcus nangangensis sp. nov. and Enterococcus songbeiensis sp. nov., isolated from Chinese traditional pickle juice. Int J
Syst Evol Microbiol 2019; 69:3196-3206.
Positive results for esculin hydrolysis, H2S production, pyruvate utilisation, acid production from adonitol, amygdalin, arbutin, D- and
and L-arabitol, cellobiose, D-fructose, D-galactose, D-glucose (without gas production), gentiobiose, gluconate, 2-ketogluconate,
methyl-alpha-D-glucopyranoside, inositol, lactose, D-mannose, D-mannitol, maltose, melezitose, methyl-alpha-D-mannopyranoside,
N-acetylglucosamine, D-ribose, L-rhamnose, salicin, L-sorbose, D-sorbitol, sucrose, D-tagatose, and trehalose.
Negative results for arginine dihydrolase, catalase, hippurate hydrolysis, indole production, nitrate and nitrite reduction, pyrrolidonyl
arylamidase, urease, Voges-Proskauer reaction, acid production from D- and L-arabinose, dulcitol, erythritol, D- and L-fucose,
glycogen, glycerol, 5-ketogluconate, inulin, D-lyxose, melibiose, raffinose, starch, turanose, methyl-beta-D-xylopyranoside, xylitol, D-
and L-xylose.
and L-arabitol, cellobiose, D-fructose, D-galactose, D-glucose (without gas production), gentiobiose, gluconate, 2-ketogluconate,
methyl-alpha-D-glucopyranoside, inositol, lactose, D-mannose, D-mannitol, maltose, melezitose, methyl-alpha-D-mannopyranoside,
N-acetylglucosamine, D-ribose, L-rhamnose, salicin, L-sorbose, D-sorbitol, sucrose, D-tagatose, and trehalose.
Negative results for arginine dihydrolase, catalase, hippurate hydrolysis, indole production, nitrate and nitrite reduction, pyrrolidonyl
arylamidase, urease, Voges-Proskauer reaction, acid production from D- and L-arabinose, dulcitol, erythritol, D- and L-fucose,
glycogen, glycerol, 5-ketogluconate, inulin, D-lyxose, melibiose, raffinose, starch, turanose, methyl-beta-D-xylopyranoside, xylitol, D-
and L-xylose.
(c) Costin Stoica
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