| Halopseudomonas litoralis |
Description is based on API 20 NE, API ZYM and Biolog GN2 results.
Positive results for catalase, esterase lipase (C8), leucine arylamidase, naphthol-AS-BI-phosphohydrolase, oxidase and Tween 80
hydrolysis.
Can assimilate: caprate, adipate, Tween 40, Tween 80, methyl pyruvate, acetic acid, DL-lactic acid, propionic acid, sebacic acid,
succinic acid, bromosuccinic acid, D- and L-alanine and L-glutamic acid (other Biolog GN2 test are negative).
dextrin, L-arabinose, alpha-D-glucose, methyl pyruvate, mono-methyl-succinate, acetic acid, cis-aconitic acid, citric acid,
D-galacturonic acid, D-glucuronic acid, succinic acid, bromo succinic acid, succinamic acid (weak), L-alaninamide (weak), D-alanine,
L-glutamic acid (weak), L-leucine, L-proline.
On basal medium agar utilizes acetate, pyruvate, propionate, 2-oxoglutarate, succinate, fumarate, malate, lactate, L-glutamate and
L-alanine (other tests are negative).
Negative results for alkaline phosphatase, arginine dihydrolase, alginate hydrolysis, casein hydrolysis, DNase, esculin hydrolysis,
beta-galactosidase, gelatinase, indole production, lipase (C14), trypsin, nitrate reduction, starch hydrolysis, urease and glucose
fermentation,
No assimilation of D-glucose, L-arabinose, D-mannose, D-mannitol, N-acetylglucosamine, maltose, potassium gluconate, malic
acid, trisodium citrate and phenylacetic acid.
No utilization (Biolog GN2) of:alpha-cyclodextrin, glycogen, lactulose, -hydroxy butyric acid, alpha-hydroxy butyric acid, itaconic acid,
quinic acid, L-asparagine, L-pyroglutamic acid, D- and L-serine, gamma-Amino butyric acid, thymidine and glucose-6-phosphate.
Positive results for catalase, esterase lipase (C8), leucine arylamidase, naphthol-AS-BI-phosphohydrolase, oxidase and Tween 80
hydrolysis.
Can assimilate: caprate, adipate, Tween 40, Tween 80, methyl pyruvate, acetic acid, DL-lactic acid, propionic acid, sebacic acid,
succinic acid, bromosuccinic acid, D- and L-alanine and L-glutamic acid (other Biolog GN2 test are negative).
dextrin, L-arabinose, alpha-D-glucose, methyl pyruvate, mono-methyl-succinate, acetic acid, cis-aconitic acid, citric acid,
D-galacturonic acid, D-glucuronic acid, succinic acid, bromo succinic acid, succinamic acid (weak), L-alaninamide (weak), D-alanine,
L-glutamic acid (weak), L-leucine, L-proline.
On basal medium agar utilizes acetate, pyruvate, propionate, 2-oxoglutarate, succinate, fumarate, malate, lactate, L-glutamate and
L-alanine (other tests are negative).
Negative results for alkaline phosphatase, arginine dihydrolase, alginate hydrolysis, casein hydrolysis, DNase, esculin hydrolysis,
beta-galactosidase, gelatinase, indole production, lipase (C14), trypsin, nitrate reduction, starch hydrolysis, urease and glucose
fermentation,
No assimilation of D-glucose, L-arabinose, D-mannose, D-mannitol, N-acetylglucosamine, maltose, potassium gluconate, malic
acid, trisodium citrate and phenylacetic acid.
No utilization (Biolog GN2) of:alpha-cyclodextrin, glycogen, lactulose, -hydroxy butyric acid, alpha-hydroxy butyric acid, itaconic acid,
quinic acid, L-asparagine, L-pyroglutamic acid, D- and L-serine, gamma-Amino butyric acid, thymidine and glucose-6-phosphate.
Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Phylum Pseudomonadota (Proteobacteria), Class Gammaproteobacteria, Order Pseudomonadales, Family Pseudomonadaceae,
Genus Halopseudomonas, Halopseudomonas litoralis (Pascual et al. 2012) Rudra and Gupta 2021.
Synonyms: Pseudomonas litoralis Pascual et al. 2012, Neopseudomonas litoralis (Pascual et al. 2012) Saati-Santamaria et al. 2021.
Genus Halopseudomonas, Halopseudomonas litoralis (Pascual et al. 2012) Rudra and Gupta 2021.
Synonyms: Pseudomonas litoralis Pascual et al. 2012, Neopseudomonas litoralis (Pascual et al. 2012) Saati-Santamaria et al. 2021.
Gram-negative, short rods, 0.5-0.9 x 0.8-1.9 μm . Motile by a single polar flagellum.
Does not accumulate PHB granules.
Does not accumulate PHB granules.
Colonies on Marine Agar are smooth, beige, with regular edges. Not pigmented on
King A or King B media. Grow at 15 and 37 ºC, but not at 4 or 40 ºC. Growth is observed
in 0-15% NaCl. Strictly aerobic.
King A or King B media. Grow at 15 and 37 ºC, but not at 4 or 40 ºC. Growth is observed
in 0-15% NaCl. Strictly aerobic.
Isolated from Mediterranean seawater off the coast of Vinaroz, Castellon, Spain.
Unknown.
- Pascual J, Lucena T, Ruvira MA, Giordano A, Gambacorta A, Garay E, Arahal DR, Pujalte MJ, Macian MC. Pseudomonas litoralis
sp. nov., isolated from Mediterranean seawater. Int J Syst Evol Microbiol 2012; 62:438-444. - Sanchez D, Mulet M, Rodriguez AC, David Z, Lalucat J, Garcia-Valdes E. Pseudomonas aestusnigri sp. nov., isolated from crude oil-
contaminated intertidal sand samples after the Prestige oil spill. Syst Appl Microbiol 2014; 37:89-94.
(c) Costin Stoica
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