| Micrococcus lylae |
Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Phylum Actinomycetota, Class Actinomycetes, Order Micrococcales, Family Micrococcaceae, Genus Micrococcus, Micrococcus lylae
Kloos et al. 1974, emend. Wieser et al. 2002.
Kloos et al. 1974, emend. Wieser et al. 2002.
Gram-positive cocci, occuring in tetrads and in irregular clusters of tetrads. Nonmotile.
Endospores are not formed.
Endospores are not formed.
Colonies are circular, entire, convex and cream-white, approximately 4 mm after 2–3
days on PYES-agar. Optimal growth at 37 ºC. No growth 4 ºC. Aerobic. Grows in up to
10% NaCl.
days on PYES-agar. Optimal growth at 37 ºC. No growth 4 ºC. Aerobic. Grows in up to
10% NaCl.
Rarely isolated from human and animal skin and food.
Susceptible to penicillin, erythromycin, streptomycin, methicillin, novobiocin, tetracycline, chloramphenicol, neomycin and polymyxin B.
Susceptible to penicillin, erythromycin, streptomycin, methicillin, novobiocin, tetracycline, chloramphenicol, neomycin and polymyxin B.
Undetermined.
- Hans-Jurgen Busse, 2012. Family I. Micrococcaceae Pribham 1929, 361 AL emend. Stackebrandt, Rainey and Ward-Rainey 1997,
479 in: Bergey’s Manual of Systematic Bacteriology, second edition, Volume Five The Actinobacteria, Part A, Springer, 571-666. - Wieaser M., Denner E.B.M., Kampfer P., Schumann P., Tindall B., Steiner U., Vybiral D., Lubitz W., Maszenan A.M., Patel B.K.C.,
Seviour R.J., Radax C. and Busse H.J.: Emended descriptions of the genus Micrococcus, Micrococcus luteus (Cohn 1872) and
Micrococcus lylae (Kloos et al. 1974). Int. J. Syst. Evol. Microbiol., 2002, 52, 629-637. - Liu H., Xu Y., Ma Y. and Zhou P.: Characterization of Micrococcus antarcticus sp. nov., a psychrophilic bacterium from Antarctica. Int.
J. Syst. Evol. Microbiol., 2000, 50, 715-719. - Chen H.H., Zhao G.Z., Park D.J., Zhang Y.Q., Xu L.H., Lee J.C., Kim C.J. and Li W.J.: Micrococcus endophyticus sp. nov., isolated
from surface-sterilized Aquilaria sinensis roots. Int. J. Syst. Evol. Microbiol., 2009, 59, 1070-1075. - Rakash, O., Nimonkar, Y., Munot, H., Sharma, A., Vemuluri, V. R., Chavadar, M. S. and Shouche, Y. S. 2014. Description of
Micrococcus aloeverae sp. nov., an endophytic actinobacterium isolated from Aloe vera. Int. J. Syst. Evol. Microbiol., 64, 3427-3433.
Positive results for catalase, oxidase, Tween 20 and 80 hydrolysis, acid production
from dulcitol, fructose, D-fucose, glucose (contraditory results), beta-gentiobiose, glycogen, glycerol, inulin, lactose, D-lyxose,
mannitol, mannose, maltose, melezitose, rhamnose, salicin, sorbitol, sorbose, starch, sucrose and trehalose.
Can assimilate D-glucose, sucrose, D-fructose, D-maltose, D-trehalose, maltitol, acetate, citrate, fumarate, DL-3-hydroxybutyrate,
DL-lactate, pyruvate, L-aspartate, L-histidine, L-leucine, 3-hydroxybenzoate and 4-hydroxybenzoate.
Negative results for arginine dihydrolase, casein hydrolysis, esculin hydrolysis, methyl red test, nitrate reduction, starch hydrolysis,
urease, Voges-Proskauer test, acid production from D- and L-arabinose, arbutin, cellobiose, erythritol, esculin, galactose, gluconate,
inositol, melibiose, methyl alpha-D-mannoside, methyl alpha-D-glucoside, N-acetylglucosamine, raffinose, ribose, D-tagatose, xylitol,
L- and D-xylose.
No assimilation of L-mannose, L-xylose, adonitol, iso-inositol, D-mannitol, D-sorbitol, N-acetyl-D-glucosamine, L-rhamnose,
gluconate, cis-aconitate, trans-aconitate, adipate, azelate, itaconate, mesaconate, suberate, putrescine, propionate, glutarate,
L-malate, oxoglutarate, 4-aminobutyrate, L-ornithine, L-tryptophan, beta-alanine, L-alanine, L-phenylalanine, L-proline, L-serine and
phenylacetate.
from dulcitol, fructose, D-fucose, glucose (contraditory results), beta-gentiobiose, glycogen, glycerol, inulin, lactose, D-lyxose,
mannitol, mannose, maltose, melezitose, rhamnose, salicin, sorbitol, sorbose, starch, sucrose and trehalose.
Can assimilate D-glucose, sucrose, D-fructose, D-maltose, D-trehalose, maltitol, acetate, citrate, fumarate, DL-3-hydroxybutyrate,
DL-lactate, pyruvate, L-aspartate, L-histidine, L-leucine, 3-hydroxybenzoate and 4-hydroxybenzoate.
Negative results for arginine dihydrolase, casein hydrolysis, esculin hydrolysis, methyl red test, nitrate reduction, starch hydrolysis,
urease, Voges-Proskauer test, acid production from D- and L-arabinose, arbutin, cellobiose, erythritol, esculin, galactose, gluconate,
inositol, melibiose, methyl alpha-D-mannoside, methyl alpha-D-glucoside, N-acetylglucosamine, raffinose, ribose, D-tagatose, xylitol,
L- and D-xylose.
No assimilation of L-mannose, L-xylose, adonitol, iso-inositol, D-mannitol, D-sorbitol, N-acetyl-D-glucosamine, L-rhamnose,
gluconate, cis-aconitate, trans-aconitate, adipate, azelate, itaconate, mesaconate, suberate, putrescine, propionate, glutarate,
L-malate, oxoglutarate, 4-aminobutyrate, L-ornithine, L-tryptophan, beta-alanine, L-alanine, L-phenylalanine, L-proline, L-serine and
phenylacetate.
(c) Costin Stoica
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