Pseudomonas matsuisoli
Positive results for catalase, oxidase, acid and alkaline phosphatase, esterase (C4), esterase lipase (C8), leucine arylamidase, valine
arylamidase and naphthol-AS-BI-phosphohydrolase.
Can assimilate D-glucose (weakly), L-arabinose, D-mannitol, malic acid and trisodium citrate.
Can utilize (Biolog GN2): L-arabinose, D-arabitol, D-galactose, alpha-D-glucose, D-mannitol, pyruvic acid methyl ester, succinic acid
monomethyl ester, cis-aconitic acid, citric acid, formic acid, D-galactonic acid lactone, D-galacturonic acid, D-glucuronic acid,
beta-hydroxybutyric acid, itaconic acid, alpha-ketoglutaric acid, DL-lactic acid, malonic acid, propionic acid, D-saccharic acid, succinic
acid, bromosuccinic acid, glucuronamide, D- and L-alanine, L-asparagine, L-aspartic acid, L-glutamic acid, L-proline, L-pyroglutamic
acid, L-serine, DL-carnitine and glycerol.

Negative results for arginine dihydrolase, cystine arylamidase,alpha-fucosidase, gelatin hydrolysis, alpha- and beta-galactosidase,
beta-glucuronidase, alpha- and beta-glucosidase, N-acetyl-beta-glucosaminidase, lipase (C14), alpha-mannosidase, nitrate and
nitrite reduction, trypsin, alpha-chymotrypsin, and  urease.
No assimilation of adipic acid, capric acid, potassium gluconate and maltose.
No utilization of acetic acid, dextrin, maltose, trehalose, Tween 40 and 80.
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Phylum Pseudomonadota (Proteobacteria), Class Gammaproteobacteria, Order Pseudomonadales, Family Pseudomonadaceae,
Genus Pseudomonas,
Pseudomonas matsuisoli Lin et al. 2015.

Species description is based on a single isolate.
Gram-negative rods, 0.7-0.9 x 2.2-2.5 µm. Motile by monopolar flagella.
Non-spore-forming.
Colonies are yellow-coloured . raised, irregular and undulate. Grows on NA, TSA and
R2A agar plates, at 15-30 ºC, pH 5.0-10.0 and tolerates up to 8 % (w/v) NaCl.Aerobic.
Isolated from a soil sample taken on Matsu Island (Taiwan).
Undetermined.
  1. Lin SY, Hameed A, Hung MH, Liu YC, Hsu YH, Young LS, Young CC. Pseudomonas matsuisoli sp. nov., isolated from a soil
    sample. Int J Syst Evol Microbiol 2015; 65:902-909.
(c) Costin Stoica
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