| Psychromicrobium lacuslunae |
Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Phylum Actinomycetota, Class Actinomycetes, Order Micrococcales, Family Micrococcaceae, Genus Psychromicrobium,
Psychromicrobium lacuslunae Kiran et al. 2018.
Psychromicrobium lacuslunae Kiran et al. 2018.
Gram-positive cells, 0.5-0.8 x 1.1-2.5 µm, exhibiting a rod-coccus cycle. Non-motile.
Non-spore-forming.
Non-spore-forming.
Colonies after 24 h at 28 ºC on TSA medium are creamy, smooth, opaque and convex
with entire margins. Growth occurs at 5-37 ºC, pH 5-12 and with 0-8% NaCl (w/v).
Aerobic.
with entire margins. Growth occurs at 5-37 ºC, pH 5-12 and with 0-8% NaCl (w/v).
Aerobic.
Isolated from the undersurface water of Chandra Tal Lake in the Spiti valley of the state of Himachal Pradesh in India.
Sensitive to amoxyclav, ampicillin, cephalexin, cephalothin, ciprofloxacin, clindamycin, co-trimoxazole, erythromycin, gentamicin,
penicillin G and tetracycline. Resistant to oxacillin..
Sensitive to amoxyclav, ampicillin, cephalexin, cephalothin, ciprofloxacin, clindamycin, co-trimoxazole, erythromycin, gentamicin,
penicillin G and tetracycline. Resistant to oxacillin..
Undetermined.
- Kiran S, Schumann P, Busse HJ, Sproer C, Rana A, Pal M, Korpole S, Tewari R, Gulati A. Psychromicrobium lacuslunae sp. nov.,
isolated from a high altitude lake. Int J Syst Evol Microbiol 2018; 68:3416-3423.
Description is based mostly on API ZYM, API20NE and GEN III results.
Positive results for acid phosphatase, arginine dihydrolase, catalase, casein hydrolysis, citrate utilization, esculin hydrolysis, esterase
(C4), esterase lipase (C8), gelatin hydrolysis, beta-galactosidase, alpha-glucosidase, lysine decarboxylase, leucine arylamidase,
alpha-mannosidase, malonate utilization, naphthol-AS-BI-phosphohydrolase, ornithine decarboxylase, ONPG, Tween 20 and 40
hydrolysis.
Assimilates potassium gluconate, adipic acid (weakly), trisodium citrate, phenylacetic acid, N-acetyl-D-galactosamine,
N-acetyl-D-glucosamine, D-arabitol, alpha-D-glucose, lactose, D-fructose, D-galactose, D-gentiobiose, maltose, D-mannitol,
D-mannose, melibiose, raffinose, D-salicin, D-sorbitol, trehalose, turanose, L-fucose, sucrose, acetic acid, acetoacetic acid,
bromosuccinic acid, citric acid, formic acid, D-gluconic acid, D-glucuronic acid, alpha-hydroxybutyric acid, alpha-hydroxy-DLbutyric
acid, p-hydroxyphenylacetic acid, alpha-ketobutyric acid, L-lactic acid, D-malic acid, L-malic acid, propionic acid, D-lactic acid methyl
ester, glycerol, L-alanine, L-arginine, L-aspartic acid, gelatin, glycyl-L-proline, L-glutamic acid, L-histidine, L-pyroglutamic acid,
L-serine, inosine, D-glucose6-phosphate, dextrin, pectin, Tween 40, aztreonam, lincomycin, nalidixic acid, rifamycin sv, guanidine
HCl, lithium chloride, myo-inositol, sodium bromate, sodiumbutyrate, sodium lactate 1% and tetrazolium blue.
Negative results for alkaline phosphatase, cellulose hydrolysis, cystine arylamidase, alpha-fucosidase, alpha-galactosidase,
beta-glucuronidase, indole production, lipase (C14), methyl-red test, nitrate reduction, N-acetyl-beta-glucosaminidase, oxidase,
phenylalanine deamination, starch hydrolysis, trypsin, alpha-chymotrypsin, Tween 80 hydrolysis, urease, valine arylamidase, and
Voges-proskauer reaction.
No assimilation of L-arabinose and capric acid.
Contradictory results for beta-glucosidase (admin note).
Positive results for acid phosphatase, arginine dihydrolase, catalase, casein hydrolysis, citrate utilization, esculin hydrolysis, esterase
(C4), esterase lipase (C8), gelatin hydrolysis, beta-galactosidase, alpha-glucosidase, lysine decarboxylase, leucine arylamidase,
alpha-mannosidase, malonate utilization, naphthol-AS-BI-phosphohydrolase, ornithine decarboxylase, ONPG, Tween 20 and 40
hydrolysis.
Assimilates potassium gluconate, adipic acid (weakly), trisodium citrate, phenylacetic acid, N-acetyl-D-galactosamine,
N-acetyl-D-glucosamine, D-arabitol, alpha-D-glucose, lactose, D-fructose, D-galactose, D-gentiobiose, maltose, D-mannitol,
D-mannose, melibiose, raffinose, D-salicin, D-sorbitol, trehalose, turanose, L-fucose, sucrose, acetic acid, acetoacetic acid,
bromosuccinic acid, citric acid, formic acid, D-gluconic acid, D-glucuronic acid, alpha-hydroxybutyric acid, alpha-hydroxy-DLbutyric
acid, p-hydroxyphenylacetic acid, alpha-ketobutyric acid, L-lactic acid, D-malic acid, L-malic acid, propionic acid, D-lactic acid methyl
ester, glycerol, L-alanine, L-arginine, L-aspartic acid, gelatin, glycyl-L-proline, L-glutamic acid, L-histidine, L-pyroglutamic acid,
L-serine, inosine, D-glucose6-phosphate, dextrin, pectin, Tween 40, aztreonam, lincomycin, nalidixic acid, rifamycin sv, guanidine
HCl, lithium chloride, myo-inositol, sodium bromate, sodiumbutyrate, sodium lactate 1% and tetrazolium blue.
Negative results for alkaline phosphatase, cellulose hydrolysis, cystine arylamidase, alpha-fucosidase, alpha-galactosidase,
beta-glucuronidase, indole production, lipase (C14), methyl-red test, nitrate reduction, N-acetyl-beta-glucosaminidase, oxidase,
phenylalanine deamination, starch hydrolysis, trypsin, alpha-chymotrypsin, Tween 80 hydrolysis, urease, valine arylamidase, and
Voges-proskauer reaction.
No assimilation of L-arabinose and capric acid.
Contradictory results for beta-glucosidase (admin note).
(c) Costin Stoica
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