P. luteola colonies on Mueller-Hinton agar
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P. luteola cells, Gram staining
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Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Phylum Pseudomonadota, Class Gammaproteobacteria, Order Pseudomonadales, Family Pseudomonadaceae, Genus
Pseudomonas, Chryseomonas luteola Holmes et al. 1987.
Synonyms: Pseudomonas zeshuii Feng et al. 2012, Pseudomonas luteola Kodama et
al. 1985, Chryseomonas polytricha Holmes et al. 1986.
Gram negative, motile with polar multitrichous flagella, rods 0.8 by 2.5 µm rods.
R or S type, sometimes wrinkled, yellow colonies (water-insoluble pigment).
Strictly aerobic, optimal growth temperature 30 ºC. Can grow at 42 but not at 5 ºC.
Media: Nutritive agar, Trypticase Soy Agar, Mac Conkey, CASO Agar. Non-hemolytic on
sheep blood agar (admin note).
Isolated from clinical samples from humans and animals, also from rice paddies,
rice flour and soil.
Usually is a saprophyte of humans and animals. Can cause bacteremia, meningitis, endocarditis, peritonitis in humans and animals
(rarely). Also, its ability to infect critically ill patients who have undergone surgical operations and/or had indwelling devices has been
described .
Isolated from cat vaginal secretions and human skin (admin note).
- Holmes B. Steigerwalt A.G., Weaver R.E. & Brenner D.J.: Chryseomonas luteola comb. nov. and Flavimonas oryzihabitans gen.
nov., comb. nov., Pseudomonas-like species from human clinical specimens and formerly known, respectively, as groups Ve-1
and Ve-2. Int. J. Syst. Bacteriol., 1987, 37, 245-250.
- Kodama K., Kimura N. & Komagata K.: Two new species of Pseudomonas: P. oryzihabitans isolated from rice paddy and clinical
specimens and P. luteola isolated from clinical specimens. Int. J. Syst. Bacteriol., 1985, 35, 467-474.
- Anzai Y., Kudo Y. & Oyaizu H.: The phylogeny of the genera Chryseomonas, Flavimonas, and Pseudomonas supports synonymy of
these three genera. Int. J. Syst. Bacteriol., 1997, 47, 249-251.
- Jean-Paul Casalta, Pierre-Edouard Fournier, Gilbert Habib, Alberto Riberi, Didier Raoult: Prosthetic valve endocarditis caused by
Pseudomonas luteola. BMC Infectious Diseases 2005, 5:82doi:10.1186/1471-2334-5-82.
- B. Holmes, A. G. Steigerwalt, R. E. Weaver, and Don J. Brenner: Chryseomonas polytricha gen. nov., sp. nov., a Pseudomonas-
Like Organism from Human Clinical Specimens and Formerly Known as Group Ve-1. Int J Syst Bacteriol April 1986 36:161-165;
doi:10.1099/00207713-36-2-161.
- Chihab, Wafae & Alaoui, Ahmed & Amar, Mohamed. (2004). Chryseomonas luteola Identified as the Source of Serious Infections
in a Moroccan University Hospital. Journal of clinical microbiology. 42. 1837-9. 10.1128/JCM.42.4.1837-1839.2004.
- Feng Z, Zhang J, Huang X, Zhang J, Chen M, Li S. Pseudomonas zeshuii sp. nov., isolated from herbicide-contaminated soil. Int J
Syst Evol Microbiol 2012; 62:2608-2612.
Oxidative in glucose and other carbohydrates; distinguished from phenotypically
similar Flavimonas oryzihabitans by positive test reactions for nitrate reduction,
sorbitol utilization and hydrolysis of ONPG, esculin and arginine.
(c) Costin Stoica












Positive results for catalase, nitrate reduction, urease, DNase, gelatin hydrolysis,
esculin hydrolysis, ONPG, acid and alkaline phosphatases, arginine dihydrolase
(some strains may be negative or delayed reaction - admin note), acid production
from: L-arabinose, D-xylose, D-glucose, D-fructose, D-mannose, D-galactose,
L-rhamnose, maltose, trehalose, mannitol, inositol and salicin.
Can utilize L-serine, L-arabinose, D-xylose, D-ribose, D-glucose, D-fructose,
D-mannose, D-galactose, maltose, trehalose, mannitol, glycerol, acetate, pyruvate,
malonate, fumarate, 2-ketogluconate, gluconate, succinate, p-hydroxybenzoate and
glutamate.
Negative results for indole production, H2S production, starch hydrolysis, Tween 80,
lysine decarboxylase, ornithine decarboxylase, phenylalanine deaminase, acid
production from: sucrose, lactose, cellobiose, adonitol, sorbitol and inulin.
No utilization of glycogen, 5-ketogluconate, sucrose, lactose, raffinose, inulin, starch,
phenol, o-hydroxybenzoate and m-hydroxybenzoate.
Variable utilization of L-alanine, alpha-ketobutyric acid, alpha-ketovaleric acid,
propionic acid, sodium malonate, mannose and ribose.



