Anoxybacteroides amylolyticum
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Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Phylum Bacillota (Firmicutes), Class Bacilli, Order Caryophanales, Family Bacillaceae, Genus Anoxybacteroides, Anoxybacteroides
amylolyticum corrig. (Poli et al. 2006) Patel et al. 2024.
Synonyms: Anoxybacillus amylolyticus Poli et al. 2006, Anoxybacteroides amylolyticus (Poli et al. 2006) Patel et al. 2024.
Species description is based on a single isolate.
Gram-positive rods, 0.5 x 2.0-2.5 µm, occurring in pairs or filamentous. Motile.
Produce terminal, ellipsoidal to cylindrical endospores.
Colonies on medium A (yeast extract Oxoid, 0.6%, NaCl 0.6%, pH 5.6 at 61 ºC) are
circular, cream, and smooth. Grows at 45-65 ºC, with an optimum at 61 ºC, at pH
5.0-6.5 (optimum pH 5.6) and in 0-3% NaCl (optimum 1% NaCl). On sugar media it is
able to produce exopolysaccharide. Facultatively anaerobic.
Isolated from geothermal soil located on Mount Rittmann in Antarctica.
Sensitive to lysozyme.
Undetermined.
- Poli A, Esposito E, Lama L, Orlando P, Nicolaus G, de Appolonia F, Gambacorta A, Nicolaus B. Anoxybacillus amylolyticus sp. nov.,
a thermophilic amylase producing bacterium isolated from Mount Rittmann (Antarctica). Syst Appl Microbiol 2006; 29:300-307.
- Patel I, Bello S, Gupta RS. Phylogenomic and molecular marker based studies to clarify the evolutionary relationships amongst
Anoxybacillus species and demarcation of the family Anoxybacillaceae and some of its constituent genera. Int J Syst Evol Microbiol
2024; 74:6528.
- Cihan AC, Cokmus C, Koc M, Ozcan B. Anoxybacillus calidus sp. nov., a thermophilic bacterium isolated from soil near a thermal
power plant. Int J Syst Evol Microbiol 2014; 64:211-219.
Positive results for catalase, alpha-glucosidase, hippurate hydrolysis, methyl red test, nitrate reduction, starch hydrolysis, tyrosine
decomposition, acid production from: D-fructose, D-galactose, D-glucose, maltose, D-mannitol, raffinose and sucrose.
Can utilize in medium was supplemented with 0.06% of yeast extract: D-galactose, D-trehalose, D-maltose, raffinose, and sucrose
Negative results for caseinase, citrate utilization, gelatinase, H2S production, indole production, oxidase, phenylalanine deamination,
urease, Voges-Proskauer test, acid production from: L-arabinose, lactose, D-mannose, D-sorbitol and D-xylose.
No utilization of: D-glucose, D-lactose, D-fructose, D-arabinose, D-cellobiose, D-mannose, D-ribose, D-xylose, L-sorbose, glycerol,
and sodium acetate.
(c) Costin Stoica