| Pseudomonas ovata |
Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Phylum Pseudomonadota (Proteobacteria), Class Gammaproteobacteria, Order Pseudomonadales, Family Pseudomonadaceae,
Genus Pseudomonas, Pseudomonas ovata Rao et al. 2021.
Species description is based on a single isolate.
Genus Pseudomonas, Pseudomonas ovata Rao et al. 2021.
Species description is based on a single isolate.
Gram-negative rods, 0.5-0.9 x 1.0-3.5 µm. Weakly motile by one polar flagellum.
Non-spore-forming.
Non-spore-forming.
Grows at 4-37 ºC (optimum, 28 ºC), at pH 5.0-8.5 (optimum, pH 7.5) and in the
presence of 0-6.0% NaCl (optimum, 2.0%). Aerobic.
presence of 0-6.0% NaCl (optimum, 2.0%). Aerobic.
Isolated from the skin of the tail of farmed Murray cod (Maccullochella peelii peelii) with a profound ulceration, China.
May be involved in Murray cod skin ulceration.
- Rao Q, Liu Y, Chen C, Lin Q, Ren L, Huang M, Tu J, Luo T. Pseudomonas ovata sp. nov., Isolated from the Skin of the Tail of Farmed
Murray cod (Maccullochella peelii peelii) with a Profound Ulceration. Curr Microbiol 2019; 76:1168-1174. - Lu CH, Han TH, Jiang N, Gai XT, Cao ZH, Zou SY, Chen W, Ma JH, Lin ZL, Li J, et al. Pseudomonas lijiangensis sp. nov., a novel
phytopathogenic bacterium isolated from black spots of tobacco. Int J Syst Evol Microbiol 2022; 72:5591.
Positive results for acid and alkaline phosphatase, catalase, leucine aminopeptidase, valine aminopeptidase, Voges-Proskauer test,
acid production from: L-arabinose, D-adonitol, D-xylitol, D-galactonic acid, D-glucose, D-fructose, inositol, D-fucose and potassium
gluconate.
Can utilize as sole carbon source: capric acid, phenylacetate, glucose, D-fructose, D-galactose, alpha-D-glucose, myo-inositol,
D-mannose, pyruvic acid methyl ester, cis-aconitic acid, citric acid, D-galactonic acid lactone, D-gluconic acid, alpha-ketoglutaric acid,
DL-lactic acid, D-saccharic acid, L-alanine, L-asparagine, L-aspartic acid, L-glutamic acid, L-proline, L-pyroglutamic acid, L-serine,
2-aminoethanol, 2- and 5-ketogluconate
Negative results for arginine dihydrolase, cystine aminopeptidase, esterase (C4), esterase lipase (C8), alpha-fucosidase, alpha- and
beta-galactosidase, beta-glucuronidase, alpha- and beta-glucosidase, N-acetyl-beta-glucosaminidase, gelatin hydrolysis, H2S
production, indole production, lipase (C14), lysine decarboxylase, alpha-mannosidase, reduction of nitrate to nitrite, ornithine
decarboxylase, tryptophan deaminase, trypsin, alpha-chymotrypsin and urease.
No utilization of: acetic acid, adonitol, D-galacturonic acid, D-glucuronic acid, D-mannitol, D-sorbitol, D-melibiose, D-raffinose,
L-fucose, L-rhamnose and maltose.
Variable or contradictory results for citrate utilization and glucose fermentation.
acid production from: L-arabinose, D-adonitol, D-xylitol, D-galactonic acid, D-glucose, D-fructose, inositol, D-fucose and potassium
gluconate.
Can utilize as sole carbon source: capric acid, phenylacetate, glucose, D-fructose, D-galactose, alpha-D-glucose, myo-inositol,
D-mannose, pyruvic acid methyl ester, cis-aconitic acid, citric acid, D-galactonic acid lactone, D-gluconic acid, alpha-ketoglutaric acid,
DL-lactic acid, D-saccharic acid, L-alanine, L-asparagine, L-aspartic acid, L-glutamic acid, L-proline, L-pyroglutamic acid, L-serine,
2-aminoethanol, 2- and 5-ketogluconate
Negative results for arginine dihydrolase, cystine aminopeptidase, esterase (C4), esterase lipase (C8), alpha-fucosidase, alpha- and
beta-galactosidase, beta-glucuronidase, alpha- and beta-glucosidase, N-acetyl-beta-glucosaminidase, gelatin hydrolysis, H2S
production, indole production, lipase (C14), lysine decarboxylase, alpha-mannosidase, reduction of nitrate to nitrite, ornithine
decarboxylase, tryptophan deaminase, trypsin, alpha-chymotrypsin and urease.
No utilization of: acetic acid, adonitol, D-galacturonic acid, D-glucuronic acid, D-mannitol, D-sorbitol, D-melibiose, D-raffinose,
L-fucose, L-rhamnose and maltose.
Variable or contradictory results for citrate utilization and glucose fermentation.
(c) Costin Stoica
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