| Faecalibacillus faecis |
Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Phylum Bacillota (Firmicutes), Class Erysipelotrichia, Order Erysipelothrichales, Family Erysipelotrichaceae, Genus Faecalibacillus,
Faecalibacillus faecis Seo et al. 2019, type species of the genus.
Species description is based on a single isolate.
Faecalibacillus faecis Seo et al. 2019, type species of the genus.
Species description is based on a single isolate.
Gram-positive, long rods, 0.3-0.4 x 3.5-4.5 µm. Non-spore-forming. Non-motile.
Colonies show ivory colour with 1-2mm in diameter on YBHI agar. Optimal pH is 6.0,
optimal growth temperature is 37 ºC. Obligate anaerobic.
optimal growth temperature is 37 ºC. Obligate anaerobic.
Isolated from a faecal sample collected from a healthy man, in Korea.
Undetermined.
- Seo B, Jeon K, Baek I, Lee YM, Baek K, Ko G. Faecalibacillus intestinalis gen. nov., sp. nov. and Faecalibacillus faecis sp. nov.,
isolated from human faeces. Int J Syst Evol Microbiol 2019; 69:2120-2128.
Positive results for acid phosphatase, aesculin hydrolysis, arginine arylamidase, glycine arylamidase, histidine arylamidase,
pyroglutamic acid arylamidase, acid production from: D-glucose (weak), maltose (weak), D-mannose (weak), melezitose (weak),
raffinose (weak), cellobiose, lactose, sucrose and salicin.
Negative results for alkaline phosphatase, arginine dihydrolase, alpha-arabinosidase, alanine arylamidase, catalase, cystine
arylamidase, alpha-chymotrypsin, esterase (C4), esterase (C8), alpha-fucosidase, alpha-galactosidase,
beta-galactosidase-6-phosphate, beta-glucuronidase, glutamic acid decarboxylase, gelatin hydrolysis, indole production, lipase
(C14), leucine arylamidase, leucyl glycine arylamidase, alpha-mannosidase, naphtol-AS-BI-phosphohydrolase, proline arylamidase,
phenylalanine arylamidase, serine arylamidase, trypsin, urease, valine arylamidase, acid production from: D-mannitol, D-rhamnose,
D-sorbitol, trehalose, D-xylose, L-arabinose and glycerol.
Variable results for alkaline phosphatase, alpha- and beta-glucosidase, beta-galactosidase and N-acetyl-beta-glucosaminidase.
pyroglutamic acid arylamidase, acid production from: D-glucose (weak), maltose (weak), D-mannose (weak), melezitose (weak),
raffinose (weak), cellobiose, lactose, sucrose and salicin.
Negative results for alkaline phosphatase, arginine dihydrolase, alpha-arabinosidase, alanine arylamidase, catalase, cystine
arylamidase, alpha-chymotrypsin, esterase (C4), esterase (C8), alpha-fucosidase, alpha-galactosidase,
beta-galactosidase-6-phosphate, beta-glucuronidase, glutamic acid decarboxylase, gelatin hydrolysis, indole production, lipase
(C14), leucine arylamidase, leucyl glycine arylamidase, alpha-mannosidase, naphtol-AS-BI-phosphohydrolase, proline arylamidase,
phenylalanine arylamidase, serine arylamidase, trypsin, urease, valine arylamidase, acid production from: D-mannitol, D-rhamnose,
D-sorbitol, trehalose, D-xylose, L-arabinose and glycerol.
Variable results for alkaline phosphatase, alpha- and beta-glucosidase, beta-galactosidase and N-acetyl-beta-glucosaminidase.
(c) Costin Stoica
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