| Pseudomonas guguanensis |
Positive results for acid and alkaline phosphatase, catalase, casein hydrolysis, esterase (C4), esterase lipase (C8), gelatin hydrolysis,
lipase (C14), H2S production, leucine arylamidase, starch hydrlysis, valine arylamidase, cystine arylamidase, trypsin, alpha-
chymotrypsin, naphthol-AS-BI-phosphohydrolase, oxidase, urease, Tween 20 and 80 hydrolysis.
Can assimilate D-glucose, maltose, potassium gluconate, capric acid, malic acid and trisodium citrate.
Can utilize as sole carbon sources (Biolog): mucic acid, dextrin, glycogen, Tween 40, Tween 80, D-fructose, D-galactose, alpha-D-
glucose, maltose, melibiose, D-psicose, turanose, pyruvic acid methyl ester, succinic acid monomethyl ester, acetic acid, cis-aconitic
acid, citric acid, formic acid, D-galacturonic acid, D-gluconic acid, D-glucosaminic acid, D-glucuronic acid, alpha-hydroxybutyric acid,
beta-hydroxybutyric acid, DL-lactic acid, L-alanine and glycerol.
Negative results for DNase, alpha-fucosidase, alpha- and beta-galactosidase, beta-glucuronidase, alpha- and beta-glucosidase, N-
acetyl-beta-glucosaminidase, indole production, alpha-mannosidase, nitrate and nitrite reduction, methyl red test, Voges–Proskauer
reaction, acid production from glucose.
No assimilation of adipic acid, N-acetylglucosamine, phenyl acetic acid, L-arabinose, D-mannose, and D-mannitol.
No utilization of itaconic acid, lactose, inositol, citric acid and melibiose.
lipase (C14), H2S production, leucine arylamidase, starch hydrlysis, valine arylamidase, cystine arylamidase, trypsin, alpha-
chymotrypsin, naphthol-AS-BI-phosphohydrolase, oxidase, urease, Tween 20 and 80 hydrolysis.
Can assimilate D-glucose, maltose, potassium gluconate, capric acid, malic acid and trisodium citrate.
Can utilize as sole carbon sources (Biolog): mucic acid, dextrin, glycogen, Tween 40, Tween 80, D-fructose, D-galactose, alpha-D-
glucose, maltose, melibiose, D-psicose, turanose, pyruvic acid methyl ester, succinic acid monomethyl ester, acetic acid, cis-aconitic
acid, citric acid, formic acid, D-galacturonic acid, D-gluconic acid, D-glucosaminic acid, D-glucuronic acid, alpha-hydroxybutyric acid,
beta-hydroxybutyric acid, DL-lactic acid, L-alanine and glycerol.
Negative results for DNase, alpha-fucosidase, alpha- and beta-galactosidase, beta-glucuronidase, alpha- and beta-glucosidase, N-
acetyl-beta-glucosaminidase, indole production, alpha-mannosidase, nitrate and nitrite reduction, methyl red test, Voges–Proskauer
reaction, acid production from glucose.
No assimilation of adipic acid, N-acetylglucosamine, phenyl acetic acid, L-arabinose, D-mannose, and D-mannitol.
No utilization of itaconic acid, lactose, inositol, citric acid and melibiose.
Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Phylum Pseudomonadota (Proteobacteria), Class Gammaproteobacteria, Order Pseudomonadales, Family Pseudomonadaceae,
Genus Pseudomonas, Pseudomonas guguanensis Liu et al. 2013.
Species description is based on a single isolate.
Genus Pseudomonas, Pseudomonas guguanensis Liu et al. 2013.
Species description is based on a single isolate.
Gram-negative rods, 0.7-0.9 x 2.1-2.6 µm. Motile by a single polar flagellum.
Non-spore-forming.
Non-spore-forming.
Colonies are raised, irregular, undulate and light yellow-coloured. Can be cultured on
NA, TSA and R2A plates. Fluorescent pigment is not produced. Grows at 20-42 ºC, pH
6.0-10.0, and tolerates up to 7% (w/v) NaCl. Aerobic, no anaerobic growth.
NA, TSA and R2A plates. Fluorescent pigment is not produced. Grows at 20-42 ºC, pH
6.0-10.0, and tolerates up to 7% (w/v) NaCl. Aerobic, no anaerobic growth.
Isolated from a hot spring water sample in Taiwan. Resistant to ampicillin-sulbactam. Susceptible to ceftazidime, tobramycin and
colistin.
colistin.
Undetermined.
- Liu YC, Young LS, Lin SY, Hameed A, Hsu YH, Lai WA, Shen FT, Young CC. Pseudomonas guguanensis sp. nov., a
gammaproteobacterium isolated from a hot spring. Int J Syst Evol Microbiol 2013; 63:4591-4598. - Ye Y, Chen C, Ren Y, Wang R, Zhang C, Han S, Ju Z, Zhao Z, Sun C, Wu M. Pseudomonas mangrovi sp. nov., isolated from
mangrove soil. Int J Syst Evol Microbiol 2019; 69:377-383. - Tohya M, Watanabe S, Teramoto K, Tada T, Kuwahara-Arai K, Mya S, Zin KN, Kirikae T, Tin HH. Pseudomonas yangonensis sp.
nov., isolated from wound samples of patients in a hospital in Myanmar. Int J Syst Evol Microbiol 2020; 70:3597-3605.
(c) Costin Stoica
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