Lactobacillus (Furfurilactobacillus) curtus
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Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Phylum Firmicutes, Class Bacilli, Order Lactobacillales, Family Lactobacillaceae, Genus Lactobacillus, Lactobacillus curtus
Asakawa, Takesue, Asano, Shimotsu, Iijima, Suzuki, Motoyama and Aizawa, 2017.
Homotypic synonym: Furfurilactobacillus curtus (Asakawa et al. 2017) Zheng et al. 2020.
Gram-positive short rods, 0.5 x 0.5-1.0 µm, occuring singly or in pairs and in short
chains. Nonmotile. Non-spore-forming.
Colonies are white, smooth, small after 2-3 days of anaerobic incubation at 25 ºC on
MRS agar. Can grow at 15-30 ºC, pH 3.5-8.5, and 5% NaCl. Facultative anaerobe.
Isolated from beer, Finland.
Undetermined.
- Asakawa Y, Takesue N, Asano S, Shimotsu S, Iijima K, Suzuki K, Motoyama Y and Aizawa M, 2017. Lactobacillus curtus sp. nov.,
isolated from beer in Finland. Int J Syst Evol Microbiol 67, 3899-3906.
- Zheng J, Wittouck S, Salvetti E, Franz MAP et al., 2020. A taxonomic note on the genus Lactobacillus: Description of 23 novel
genera, emended description of the genus Lactobacillus Beijerinck 1901, and union of Lactobacillaceae and Leuconostocaceae.
Int J Syst Microbiol. 70, 2782-2858.
Description is based mostly on API 50 CHL (bioMerieux) results.
Positive results for fermentation of D-arabitol, D-fructose, galactose, glucose (without gas production), gluconate, 2- ketogluconate,
maltose, mannose, melibiose, N-acetylglucosamine, ribose, and D-xylose.
Negative results for arginine deamination, catalase, esculin hydrolysis, fermentation of adonitol, amygdalin, arbutin, D- and
L-arabinose, L-arabitol, cellobiose, dulcitol, erythritol, esculin, L- and D-fucose, gentiobiose, 5-ketogluconate, glycerol, glycogen,
inositol, inulin, lactose, D-lyxose, mannitol, melezitose, methyl alpha-D-glucopyranoside, methyl alpha-D-mannopyranoside, methyl
alpha-D-xyloside, raffinose, rhamnose, salicin, sorbitol, L-sorbose, starch, sucrose, D-tagatose, trehalose, turanose, xylitol, L-xylose,
and methyl beta-D-xylopyranoside.
(c) Costin Stoica