| Pseudomonas delhiensis |
Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Phylum Pseudomonadota (Proteobacteria), Class Gammaproteobacteria, Order Pseudomonadales, Family Pseudomonadaceae,
Genus Pseudomonas, Pseudomonas delhiensis Prakash et al. 2007.
Genus Pseudomonas, Pseudomonas delhiensis Prakash et al. 2007.
Cells are Gram-negative, aerobic, nonspore-forming, rods (0.56 x 1.5 μm), motile by a
single polar flagellum.
single polar flagellum.
Colonies are smooth and circular, muddy white with a greyish central spot (1.5 mm in
diameter on Nutrient agar and 2.0 mm on Luria-Bertani agar after 72 hours incubation
at 37 ºC). Strictly aerobic, growth temperature 4-41 ºC.
Can grow on: Nutritive agar, Luria-Bertani agar, MacConkey agar.
diameter on Nutrient agar and 2.0 mm on Luria-Bertani agar after 72 hours incubation
at 37 ºC). Strictly aerobic, growth temperature 4-41 ºC.
Can grow on: Nutritive agar, Luria-Bertani agar, MacConkey agar.
Isolated from the fly ash dumping site of a thermal power plant in Delhi, India.
Unknown (none).
- Om Prakash, Kirti Kumari, and Rup Lal. Pseudomonas delhiensis sp. nov., from a fly ash dumping site of a thermal power plant.
Int J Syst Evol Microbiol, Mar 2007; 57: 527-531. - Gupta, Sanjay Kumar, Kumari, Rekha, Prakash, Om, Lal, Rup. Pseudomonas panipatensis sp. nov., isolated from an oil-
contaminated site. Int J Syst Evol Microbiol 2008 58: 1339-1345.
Has the capacity to degrade phenanthrene and citronellol.
Positive for catalase, DNase, oxidase, Tween 80 hydrolysis, nitrate reductase, urease, acid production from: glycerol, lactose,
mannitol, glucose, dextrin, sucrose, L-arabinose, D-fructose, D-galactose, xylose, D-trehalose, cellobiose & sorbitol.
Can assimilate: L-proline, o-cresol, allantoin, pyruvate, citrate, adonitol, D-glucose, D-mannitol, D-ribose, D-xylose, D-fructose,
L-arabinose, glycerol, toluene, liquid paraffin, pyridine, heptane, cystine, L-histidine, L-serine, sorbose, triton X-100, trehalose,
propionate, sorbitol and acetate.
Negative results for amylase, esculin hydrolysis, gelatin hydrolysis, lecithinase, acid formation from L-serine, sucrose, adonitol,
sorbose, Triton X-100, alpha-naphthol, inositol, rhamnose, trehalose, propionate, acetate, pyridine, heptane, cystine, L-histidine,
L-arabinose, glycerol & toluene.
No assimilation of inositol, pyrocatechal, aniline, para-nitrophenol, D-galactose & alpha-naphthol.
Positive for catalase, DNase, oxidase, Tween 80 hydrolysis, nitrate reductase, urease, acid production from: glycerol, lactose,
mannitol, glucose, dextrin, sucrose, L-arabinose, D-fructose, D-galactose, xylose, D-trehalose, cellobiose & sorbitol.
Can assimilate: L-proline, o-cresol, allantoin, pyruvate, citrate, adonitol, D-glucose, D-mannitol, D-ribose, D-xylose, D-fructose,
L-arabinose, glycerol, toluene, liquid paraffin, pyridine, heptane, cystine, L-histidine, L-serine, sorbose, triton X-100, trehalose,
propionate, sorbitol and acetate.
Negative results for amylase, esculin hydrolysis, gelatin hydrolysis, lecithinase, acid formation from L-serine, sucrose, adonitol,
sorbose, Triton X-100, alpha-naphthol, inositol, rhamnose, trehalose, propionate, acetate, pyridine, heptane, cystine, L-histidine,
L-arabinose, glycerol & toluene.
No assimilation of inositol, pyrocatechal, aniline, para-nitrophenol, D-galactose & alpha-naphthol.
(c) Costin Stoica
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