| Nesterenkonia aethiopica |
Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Phylum Actinomycetota, Class Actinomycetes, Order Micrococcales, Family Micrococcaceae, Genus Nesterenkonia, Nesterenkonia
aethiopica Delgado et al. 2006.
aethiopica Delgado et al. 2006.
Gram-positive, short rods, 0.7 x 1.2 µm. Non-motile. Non-spore-forming.
Non-encapsulated.
Non-encapsulated.
Mesophilic, alkaliphilic and moderately halophilic. Weak beta-haemolysis after 72h
incubation. Growth occurs at 25-40 ºC (optimum 30-37 ºC), pH 7.0-17.0 (optimum pH
9.0) and in media containing 3-12% NaCl (optimum 3%). Strictly aerobic.
incubation. Growth occurs at 25-40 ºC (optimum 30-37 ºC), pH 7.0-17.0 (optimum pH
9.0) and in media containing 3-12% NaCl (optimum 3%). Strictly aerobic.
Isolated from a soiled feather sample collected at the shore of Lake Abjata, Ethiopia.
Undetermined.
- Delgado O, Quillaguaman J, Bakhtiar S, Mattiasson B, Gessesse A, Hatti-Kaul R. Nesterenkonia aethiopica sp. nov., an
alkaliphilic, moderate halophile isolated from an Ethiopian soda lake. Int J Syst Evol Microbiol 2006; 56:1229-1232. - 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. - Lo N, Lee SH, Jin HM, Jung JY, Schumann P, Jeon CO. Garicola koreensis gen. nov., sp. nov., isolated from saeu-jeot, traditional
Korean fermented shrimp. Int J Syst Evol Microbiol 2015; 65:1015-1021. - Govender L, Naidoo L, Setati ME. Nesterenkonia suensis sp. nov., a haloalkaliphilic actinobacterium isolated from a salt pan. Int J
Syst Evol Microbiol 2013; 63:41-46. - Machin EV, Asem MD, Salam N, Iriarte A, Langleib M, Li WJ, Menes RJ. Nesterenkonia natronophila sp. nov., an alkaliphilic
actinobacterium isolated from a soda lake, and emended description of the genus Nesterenkonia. Int J Syst Evol Microbiol 2019;
69:1960-1966.
Positive results for acid and alkaline phosphatase, catalase, casein hydrolysis, gelatin hydrolysis, alpha-glucosidase, beta-
glucosidase (weak), beta-galactosidase, leucine arylamidase, nitrate reduction, oxidase, starch hydrolysis, Tween 80 hydrolysis,
tripsyn (weak), valine arylamidase, acid production from L-arabinose, D-fructose, glycerol, D-glucose, mannose, L-rhamnose and
xylose (Lo's paper).
Can utilize glycerol, D-galactose and lactose.
Negative results for arginine dihydrolase, alpha-fucosidase, indole production, H2S production, lipase C14, lysine decarboxylase, alpha-
mannosidase. ornithine decarboxylase, tyrosine hydrolysis, urease, Voges–Proskauer test, acid production from D-galactose, D-
lactose, D-mannitol, trehalose, and D-xylose.
glucosidase (weak), beta-galactosidase, leucine arylamidase, nitrate reduction, oxidase, starch hydrolysis, Tween 80 hydrolysis,
tripsyn (weak), valine arylamidase, acid production from L-arabinose, D-fructose, glycerol, D-glucose, mannose, L-rhamnose and
xylose (Lo's paper).
Can utilize glycerol, D-galactose and lactose.
Negative results for arginine dihydrolase, alpha-fucosidase, indole production, H2S production, lipase C14, lysine decarboxylase, alpha-
mannosidase. ornithine decarboxylase, tyrosine hydrolysis, urease, Voges–Proskauer test, acid production from D-galactose, D-
lactose, D-mannitol, trehalose, and D-xylose.
(c) Costin Stoica
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