| Enterococcus eurekensis |
Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Phylum Bacillota (Firmicutes), Class Bacilli, Order Lactobacillales, Family Enterococcaceae, Genus Enterococcus, Enterococcus
eurekensis Cotta et al. 2013.
Lancefield A-G group antigens are not detected.
eurekensis Cotta et al. 2013.
Lancefield A-G group antigens are not detected.
Gram-positive, ovoid-shaped cells, occuring in single cells, pairs, or short chains.
Non-motile.
Non-motile.
After 48 h of anaerobic incubation at 37 ºC on blood agar plates, colonies are 1-2 mm
in diameter, grey, smooth, flat, and non-haemolytic. Grows at 45 ºC but slow growth
is observed at 10 ºC. Growth in BHI with 6.5 % NaCl. Facultatively anaerobic.
in diameter, grey, smooth, flat, and non-haemolytic. Grows at 45 ºC but slow growth
is observed at 10 ºC. Growth in BHI with 6.5 % NaCl. Facultatively anaerobic.
Isolated from a swine-manure storage pit.
Undetermined.
- Cotta MA, Whitehead TR, Falsen E, Moore E, Lawson PA. Erratum to: Two novel species Enterococcus lemanii sp. nov. and
Enterococcus eurekensis sp. nov., isolated from a swine-manure storage pit. Antonie Van Leeuwenhoek 2013; 103:1409-1418.
Description is based mostly on API 50CH, API Rapid ID32AN, and API Rapid ID32S results.
Positive results for alpha-chymotrypsin, esculin hydrolysis, alanine arylamidase (weak), arginine arylamidase (weak),
alpha-glucosidase (weak), beta-glucosidase, glycyl-tryptophan arylamidase, starch hydrolysis, acid production from N-acetyl
glucosamine, cellobiose, esculin, fructose, galactose, glucose, maltose, mannose, lactose, raffinose, salicin, sucrose, starch,
trehalose, D-turanose, and D-xylose.
Negative results for alkaline phosphatase, arginine dihydrolase, catalase, coagulase, cystine arylamidase, esterase (C4) esterase
lipase (C8), alpha-fucosidase, beta-glucosidase, beta-glucuronidase, glutamic acid decarboxylase, glutamyl glutamic acid
arylamidase, glycine arylamidase, hippurate hydrolysis, indole production, lipase (C14), leucyl glycine arylamidase, alpha- and
beta-mannosidase, nitrate reduction, oxidase, N-AS-BI-phosphohydrolase, proline arylamidase, trypsin, urease, valine arylamidase,
Voges-Proskauer reaction, acid production from D-arabitol, cyclodextrin, glycogen, melezitose, pullulan, sorbitol, and tagatose.
Variable results for acid phosphatase, alpha-galactosidase, beta-galactosidase, N-acetyl-beta-glucosaminidase, histidine
arylamidase, leucine arylamidase, phenylalanine arylamidase, pyroglutamic acid arylamidase, serine arylamidase, and tyrosine
arylamidase, acid production from L-arabinose, mannitol, melibiose, methyl beta-D-glucopyranoside and D-ribose.
Positive results for alpha-chymotrypsin, esculin hydrolysis, alanine arylamidase (weak), arginine arylamidase (weak),
alpha-glucosidase (weak), beta-glucosidase, glycyl-tryptophan arylamidase, starch hydrolysis, acid production from N-acetyl
glucosamine, cellobiose, esculin, fructose, galactose, glucose, maltose, mannose, lactose, raffinose, salicin, sucrose, starch,
trehalose, D-turanose, and D-xylose.
Negative results for alkaline phosphatase, arginine dihydrolase, catalase, coagulase, cystine arylamidase, esterase (C4) esterase
lipase (C8), alpha-fucosidase, beta-glucosidase, beta-glucuronidase, glutamic acid decarboxylase, glutamyl glutamic acid
arylamidase, glycine arylamidase, hippurate hydrolysis, indole production, lipase (C14), leucyl glycine arylamidase, alpha- and
beta-mannosidase, nitrate reduction, oxidase, N-AS-BI-phosphohydrolase, proline arylamidase, trypsin, urease, valine arylamidase,
Voges-Proskauer reaction, acid production from D-arabitol, cyclodextrin, glycogen, melezitose, pullulan, sorbitol, and tagatose.
Variable results for acid phosphatase, alpha-galactosidase, beta-galactosidase, N-acetyl-beta-glucosaminidase, histidine
arylamidase, leucine arylamidase, phenylalanine arylamidase, pyroglutamic acid arylamidase, serine arylamidase, and tyrosine
arylamidase, acid production from L-arabinose, mannitol, melibiose, methyl beta-D-glucopyranoside and D-ribose.
(c) Costin Stoica
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