| Proteus faecis |
Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Phylum Proteobacteria, Class Gammaproteobacteria, Order Enterobacterales, Family Morganellaceae, Genus Proteus, Proteus
faecis Dai et al. 2019.
faecis Dai et al. 2019.
Gram-negative, 0.5-1.0 x 1.0-3.0 µm, rods presenting hairlike pili and flagella.
Growth temperature is 10-45 ºC (optimum temperature is 37 ºC). Grows in the
presence of up to 15% (w/v) NaCl (optimum 1% NaCl) and pH 4-9.
presence of up to 15% (w/v) NaCl (optimum 1% NaCl) and pH 4-9.
Isolated from a clinical sample of faeces in Tianjin city, China.
Undetermined.
- Dai H, Chen A, Wang Y, Lu B, Wang Y, Chen J, Huang Y, Li Z, Fang Y, Xiao T, et al. Proteus faecis sp. nov., and Proteus cibi sp.
nov., two new species isolated from food and clinical samples in China. Int J Syst Evol Microbiol 2019; 69:852-858.
Description is based on API 20 E, API 50 CH and API 20 NE (bioMerieux) results.
Positive results for catalase, gelatin hydrolysis, H2S production, phenylalanine deaminase, L-tryptophane, urease, acid production
from D-arabinose, D-fructose, D-galactose, D-glucose, glycerol, gluconate, maltose, melezitose, methyl alpha-D-glucopyranoside,
N-acetylglucosamine, D-ribose, sucrose, trehalose, turanose, and xylose.
Negative results for citrate utilization, esculin hydrolysis, esterase, lipase, ornithine decarboxylase, trypsin, valine arylamidase, acid
productionfrom amygdalin, L-arabinose, D-adonitol, D- and L-arabitol, arbutin, D-celiobiose, dulcitol, esculin, erythritol, D- and
L-fucose, gentiobiose, glycogen, inositol, inulin, 5-ketogluconate, D-lactose, D-lyxose, D-mannose, D-mannitol, D-melibiose,
methyl-alpha-D-mannopyranoside, D-raffinose, rhamnose, salicin, D-sorbitol, L-sorbose, starch, D-tagatose, xylitol, L-xylose, and
methyl-beta-D-xylopyranoside.
Variable results for esterase lipase, indole production and acid production from 2-ketogluconate.
Positive results for catalase, gelatin hydrolysis, H2S production, phenylalanine deaminase, L-tryptophane, urease, acid production
from D-arabinose, D-fructose, D-galactose, D-glucose, glycerol, gluconate, maltose, melezitose, methyl alpha-D-glucopyranoside,
N-acetylglucosamine, D-ribose, sucrose, trehalose, turanose, and xylose.
Negative results for citrate utilization, esculin hydrolysis, esterase, lipase, ornithine decarboxylase, trypsin, valine arylamidase, acid
productionfrom amygdalin, L-arabinose, D-adonitol, D- and L-arabitol, arbutin, D-celiobiose, dulcitol, esculin, erythritol, D- and
L-fucose, gentiobiose, glycogen, inositol, inulin, 5-ketogluconate, D-lactose, D-lyxose, D-mannose, D-mannitol, D-melibiose,
methyl-alpha-D-mannopyranoside, D-raffinose, rhamnose, salicin, D-sorbitol, L-sorbose, starch, D-tagatose, xylitol, L-xylose, and
methyl-beta-D-xylopyranoside.
Variable results for esterase lipase, indole production and acid production from 2-ketogluconate.
(c) Costin Stoica
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