| Pseudocitrobacter faecalis |
Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Phylum Pseudomonadota (Proteobacteria), Class Gammaproteobacteria, Order Enterobacterales, Family Enterobacteriaceae,
Genus Pseudocitrobacter, Pseudocitrobacter faecalis Kampfer et al. 2014, type species of the genus.
Heterotypic synonym: Pseudocitrobacter anthropi Kampfer et al. 2014.
Genus Pseudocitrobacter, Pseudocitrobacter faecalis Kampfer et al. 2014, type species of the genus.
Heterotypic synonym: Pseudocitrobacter anthropi Kampfer et al. 2014.
Gram-negative, short rods (approx. 2-3 µm in length and 1 µm in width). Motile.
Non-haemolytic. Grows on Columbia blood agar, MacConkey agar and
Mueller-Hinton agar at 28-30 ºC. Facultatively anaerobic.
Mueller-Hinton agar at 28-30 ºC. Facultatively anaerobic.
Isolated from fecal samples from hospitalized patients in Pakistan.
Undetermined.
- Kampfer P, Glaeser SP, Raza MW, Abbasi SA, Perry JD. Pseudocitrobacter gen. nov., a novel genus of the Enterobacteriaceae with
two new species Pseudocitrobacter faecalis sp. nov., and Pseudocitrobacter anthropi sp. nov, isolated from fecal samples from
hospitalized patients in Pakistan. Syst Appl Microbiol 2014; 37:17-22. - Kampfer P, Fuglsang-Damgaard D, Overballe-Petersen S, Hasman H, Hammerum AM, Fuursted K, Blom J, Glaeser SP, Hansen
F. Taxonomic reassessment of the genus Pseudocitrobacter using whole genome sequencing: Pseudocitrobacter anthropi is a
later heterotypic synonym of Pseudocitrobacter faecalis and description of Pseudocitrobacter vendiensis sp. nov. Int J Syst Evol
Microbiol 2020; 70:1315-1320.
Positive results for acid and alkaline phosphatase, esculin hydrolysis, beta-galactosidase (ONPG), leucine arylamidase, nitrate
reduction, acid production from L-arabinose, glucose, lactose, D-maltose, D-mannose, L-rhamnose, salicin, D-trehalose, and
D-xylose.
Can utilize as sole carbon source acetate, L-alanine, L-arabinose, L-aspartate, arbutin, cellobiose, citrate (Simmons), D-fructose,
fumarate, D-galactose, glucose, N-acetyl-D-glucosamine methyl D-glycoside, 3-hydroxybenzoate, DL-lactate, lactose, L-malate,
maltitol, maltose, D-mannitol, D-mannose, N-acetyl-D-galactosamine, phenylacetate, L-phenylalanine, L-proline, propionate,
putrescine, pyruvate, rhamnose, D-ribose, salicin, L-serine, trehalose, and D-xylose.
Negative results for arginine dihydrolase, alpha-chymotrypsin, cysteine arylamidase, esterase (C4), esterase lipase (C8),
alpha-fucosidase, alpha- and beta-galactosidase, alpha- and beta-glucosidase, N-acetyl-beta-glucosaminidase,
beta-glucuronidase, H2S production, indole production, lipase (C14), alpha-mannosidase, oxidase, phenylalanine deaminase,
trypsin, valine arylamidase, Voges-Proskauer test, acid production from D-adonitol, D-arabitol, D-dulcitol, D-erythritol, L-inositol,
sucrose, and D-sorbitol.
No utilization of trans-aconitate, adipate, adonitol, beta-alanine, D-arabitol, azelate, dulcitol, erythritol, L-histidine,
DL-3-hydroxybutyrate, inositol, itaconate, L-leucine, melibiose, alpha-D-melibiose, mesaconate, sucrose, sorbitol, suberate or
L-tryptophan.
Variable results for lysine decarboxylase, ornithine decarboxylase, urease, acid production from cellobiose, D-mannitol, melibiose,
and raffinose. Variable utilization of D-mannitol, raffinose, arbutin, D-gluconate, cis-aconitate, aminobutyrate, and glutarate.
reduction, acid production from L-arabinose, glucose, lactose, D-maltose, D-mannose, L-rhamnose, salicin, D-trehalose, and
D-xylose.
Can utilize as sole carbon source acetate, L-alanine, L-arabinose, L-aspartate, arbutin, cellobiose, citrate (Simmons), D-fructose,
fumarate, D-galactose, glucose, N-acetyl-D-glucosamine methyl D-glycoside, 3-hydroxybenzoate, DL-lactate, lactose, L-malate,
maltitol, maltose, D-mannitol, D-mannose, N-acetyl-D-galactosamine, phenylacetate, L-phenylalanine, L-proline, propionate,
putrescine, pyruvate, rhamnose, D-ribose, salicin, L-serine, trehalose, and D-xylose.
Negative results for arginine dihydrolase, alpha-chymotrypsin, cysteine arylamidase, esterase (C4), esterase lipase (C8),
alpha-fucosidase, alpha- and beta-galactosidase, alpha- and beta-glucosidase, N-acetyl-beta-glucosaminidase,
beta-glucuronidase, H2S production, indole production, lipase (C14), alpha-mannosidase, oxidase, phenylalanine deaminase,
trypsin, valine arylamidase, Voges-Proskauer test, acid production from D-adonitol, D-arabitol, D-dulcitol, D-erythritol, L-inositol,
sucrose, and D-sorbitol.
No utilization of trans-aconitate, adipate, adonitol, beta-alanine, D-arabitol, azelate, dulcitol, erythritol, L-histidine,
DL-3-hydroxybutyrate, inositol, itaconate, L-leucine, melibiose, alpha-D-melibiose, mesaconate, sucrose, sorbitol, suberate or
L-tryptophan.
Variable results for lysine decarboxylase, ornithine decarboxylase, urease, acid production from cellobiose, D-mannitol, melibiose,
and raffinose. Variable utilization of D-mannitol, raffinose, arbutin, D-gluconate, cis-aconitate, aminobutyrate, and glutarate.
(c) Costin Stoica
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