| Halopseudomonas salina |
Positive results for catalase, esterase (C4), esterase lipase (C8), leucine arylamidase, naphthol-AS-BI-phosphohydrolase, nitrate
reduction, oxidase, Tweens 20, 40, 60 and 80.
Can utilize as sole carbon source: acetate, L-alanine, adipic acid, D-galactose, pyruvate, glutamate, citrate, succinate and L-cysteine.
Negative results for acid and alkaline phosphatase, arginine dihydrolase, casein hydrolysis, cystine arylamidase, aesculin hydrolysis,
alpha-fucosidase, gelatin hydrolysis, D-glucose fermentation, alpha- and beta-galactosidase, beta-glucuronidase, alpha- and
beta-glucosidase, N-acetyl-beta-glucosaminidase, H2S production, indole production, lipase (C14), alpha-mannosidase, nitrite
reduction, starch hydrolysis, L-tyrosine hydrolysis, trypsin, alpha-chymotrypsin, urease and valine arylamidase.
No utilization of: D-arabitol, myo-inositol, D-lactate, L-serine, methyl pyruvate, bromo-succinic acid, L-arabinose, D-mannitol,
N-acetylglucosamine, potassium gluconate, capric acid, malic acid, phenylacetic acid, D-glucose, sucrose, maltose, D-fructose,
D-xylose, D-mannose, trehalose, lactose, D-sorbitol, methanol, glycine or L-lysine.
reduction, oxidase, Tweens 20, 40, 60 and 80.
Can utilize as sole carbon source: acetate, L-alanine, adipic acid, D-galactose, pyruvate, glutamate, citrate, succinate and L-cysteine.
Negative results for acid and alkaline phosphatase, arginine dihydrolase, casein hydrolysis, cystine arylamidase, aesculin hydrolysis,
alpha-fucosidase, gelatin hydrolysis, D-glucose fermentation, alpha- and beta-galactosidase, beta-glucuronidase, alpha- and
beta-glucosidase, N-acetyl-beta-glucosaminidase, H2S production, indole production, lipase (C14), alpha-mannosidase, nitrite
reduction, starch hydrolysis, L-tyrosine hydrolysis, trypsin, alpha-chymotrypsin, urease and valine arylamidase.
No utilization of: D-arabitol, myo-inositol, D-lactate, L-serine, methyl pyruvate, bromo-succinic acid, L-arabinose, D-mannitol,
N-acetylglucosamine, potassium gluconate, capric acid, malic acid, phenylacetic acid, D-glucose, sucrose, maltose, D-fructose,
D-xylose, D-mannose, trehalose, lactose, D-sorbitol, methanol, glycine or L-lysine.
Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Phylum Pseudomonadota (Proteobacteria), Class Gammaproteobacteria, Order Pseudomonadales, Family Pseudomonadaceae,
Genus Halopseudomonas, Halopseudomonas salina (Zhong et al. 2015) Rudra and Gupta 2021.
Synonyms: Pseudomonas salina Zhong et al. 2015, Neopseudomonas salina (Zhong et al. 2015) Saati-Santamaría et al. 2021.
Species description is based on a single isolate.
Genus Halopseudomonas, Halopseudomonas salina (Zhong et al. 2015) Rudra and Gupta 2021.
Synonyms: Pseudomonas salina Zhong et al. 2015, Neopseudomonas salina (Zhong et al. 2015) Saati-Santamaría et al. 2021.
Species description is based on a single isolate.
Gram-negative rods, 0.4–0.6 x 1.0–1.6 μm. Non-endospore-forming. Motile by a
single polar flagellum.
single polar flagellum.
Colonies are 0.8-1.5 mm in diameter, smooth, non-pigmented and transparent after
cultivation on MA (pH 7.5) at 30 ºC for 4 days. Growth occurs at 4-35 ºC (optimum,
25-30 ºC) in TSB, at pH 6.5-10.5 (optimum, pH 8.0-8.5) in LB broth supplemented with
2% (w/v) NaCl, in the presence of up to 12.0% (w/v) NaCl (optimum, 1.0-2.0%) and in
LB without addition of NaCl. Facultatively aerobic.
cultivation on MA (pH 7.5) at 30 ºC for 4 days. Growth occurs at 4-35 ºC (optimum,
25-30 ºC) in TSB, at pH 6.5-10.5 (optimum, pH 8.0-8.5) in LB broth supplemented with
2% (w/v) NaCl, in the presence of up to 12.0% (w/v) NaCl (optimum, 1.0-2.0%) and in
LB without addition of NaCl. Facultatively aerobic.
Isolated from a surface water sample of Xiaochaidan Lake in Qaidam basin, Qinghai province, China.
Undetermined.
- Zhong ZP, Liu Y, Hou TT, Liu HC, Zhou YG, Wang F, Liu ZP. Pseudomonas salina sp. nov., isolated from a salt lake. Int J Syst Evol
Microbiol 2015; 65:2846-2851. - Sun J, Wang W, Ying Y, Zhu X, Liu J, Hao J. Pseudomonas profundi sp. nov., isolated from deep-sea water. Int J Syst Evol
Microbiol 2018; 68:1776-1780. - Zhang XJ, Liu HC, Zhou YG, Wu XL, Nie Y, Li QR, Wang MZ, Zhao L, Cai M, Kang YQ. Pseudomonas Saliphila sp. nov., a Bacterium
Isolated from Oil-Well Production Water in Qinghai Oilfield of China. Curr Microbiol 2020; 77:1924-1931.
(c) Costin Stoica
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