| Pediococcus argentinicus |
Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Phylum Bacillota (Firmicutes), Class Bacilli, Order Lactobacillales, Family Lactobacillaceae, Genus Pediococcus, Pediococcus
argentinicus De Bruyne et al. 2008.
Species description is based on a single isolate.
argentinicus De Bruyne et al. 2008.
Species description is based on a single isolate.
Gram-positive cocci, 0.7-1.0 µm in diameter, occuring singly, in pairs and tetrads.
Non-motile. Non-spore-forming.
Non-motile. Non-spore-forming.
Colonies are greyish white, opaque, smooth and circular with a convex elevation and
an entire margin. Able to grow at pH values of 4-8 and at temperaturesup to 40 ºC.
Grows on MRS agar at 37 ºC. The maximum NaCl concentration for growth is 6%
(w/v).
an entire margin. Able to grow at pH values of 4-8 and at temperaturesup to 40 ºC.
Grows on MRS agar at 37 ºC. The maximum NaCl concentration for growth is 6%
(w/v).
Isolated from Argentinean wheat flour.
Undetermined.
- De Bruyne K, Franz CM, Vancanneyt M, Schillinger U, Mozzi F, de Valdez GF, De Vuyst L, Vandamme P. Pediococcus argentinicus
sp. nov. from Argentinean fermented wheat flour and identification of Pediococcus species by pheS, rpoA and atpA sequence
analysis. Int J Syst Evol Microbiol 2008; 58:2909-2916.
Homofermentative.
Positive results for esculin hydrolysis, acid production from amygdalin, arbutin, cellobiose, esculin, fructose, glucose, gentiobiose,
galactose, maltose, mannitol, mannose, methyl alpha-D-mannopyranoside, N-acetylglucosamine, ribose,salicin, sucrose, and
tagatose.
Negative results for acid production from D- and L-arabinose, D- and L-arabitol,adonitol, dulcitol, erythritol, D- and L-fucose, glycerol,
glycogen, potassium gluconate, potassium 2 and 5-ketogluconate, methyl alpha-D-glucopyranoside, inositol, inulin, rhamnose,
lactose, lyxose, melezitose, melibiose, raffinose, sorbose, sorbitol, trehalose, turanose, methyl beta-D-xylopyranoside, xylitol, D- and
L-xylose.
Positive results for esculin hydrolysis, acid production from amygdalin, arbutin, cellobiose, esculin, fructose, glucose, gentiobiose,
galactose, maltose, mannitol, mannose, methyl alpha-D-mannopyranoside, N-acetylglucosamine, ribose,salicin, sucrose, and
tagatose.
Negative results for acid production from D- and L-arabinose, D- and L-arabitol,adonitol, dulcitol, erythritol, D- and L-fucose, glycerol,
glycogen, potassium gluconate, potassium 2 and 5-ketogluconate, methyl alpha-D-glucopyranoside, inositol, inulin, rhamnose,
lactose, lyxose, melezitose, melibiose, raffinose, sorbose, sorbitol, trehalose, turanose, methyl beta-D-xylopyranoside, xylitol, D- and
L-xylose.
(c) Costin Stoica
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