| Lactococcus taiwanensis |
Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Phylum Bacillota (Firmicutes), Class Bacilli, Order Lactobacillales, Family Streptococcaceae, Genus Lactococcus, Lactococcus
taiwanensis Chen et al. 2013.
Species description is based on a single isolate.
taiwanensis Chen et al. 2013.
Species description is based on a single isolate.
Gram-positive round to ovoid cells. Non-motie. Endospores are not formed.
Grows well anaerobically on MRS agar at 30 ºC. Grows at 20-37 ºC, but not at 10 ºC
(weak growth reported in Li's study) or 45 ºC. Grows in 6% NaCl and at pH 5.0.
Facultatively anaerobic.
(weak growth reported in Li's study) or 45 ºC. Grows in 6% NaCl and at pH 5.0.
Facultatively anaerobic.
Isolated from fresh cummingcordia, the main ingredient of pobuzihi (fermented cummingcordia), a traditional fermented food in Taiwan.
Undetermined.
- Chen YS, Chang CH, Pan SF, Wang LT, Chang YC, Wu HC, Yanagida F. Lactococcus taiwanensis sp. nov., a lactic acid bacterium
isolated from fresh cummingcordia. Int J Syst Evol Microbiol 2013; 63:2405-2409. - Li TT, Tian WL, Gu CT. Elevation of Lactococcus lactis subsp. cremoris to the species level as Lactococcus cremoris sp. nov. and
transfer of Lactococcus lactis subsp. tructae to Lactococcus cremoris as Lactococcus cremoris subsp. tructae comb. nov. Int J Syst
Evol Microbiol 2019; 71:0. - Noda S, Sakamoto M, Aihara C, Yuki M, Katsuhara M, Ohkuma M. Lactococcus termiticola sp. nov., isolated from the gut of the
wood-feeding higher termite Nasutitermes takasagoensis. Int J Syst Evol Microbiol 2018; 68:3832-3836. - Pheng S, Han HL, Park DS, Chung CH, Kim SG. Lactococcus kimchii sp. nov., a new lactic acid bacterium isolated from kimchi. Int
J Syst Evol Microbiol 2020; 70:505-510.
Utilizes D-glucose homofermentatively and does not produce gas from glucose.
Positive results for aesculin hydrolysis, acid production from: amygdalin, arbutin, aesculin, L-arabinose, cellobiose, D-fructose,
galactose, D-glucose, beta-gentiobiose, gluconate, N-acetylglucosamine, lactose, D-mannose, maltose, mannitol, ribose, salicin,
starch (weak), sucrose and trehalose.
Negative results for catalase, alpha-galactosidase, alpha- and beta-glucosidase, acid production from: adonitol, D- and L-arabitol,
D-arabinose, dulcitol, erythritol, D- and L-fucose, glycogen, inositol, inulin, melezitose, melibiose, methyl alpha-D-mannoside, methyl
alpha-D-glucopyranoside, methyl beta-xyloside, D-raffinose, L-sorbose, sorbitol, D-turanose, xylitol, D- and L-xylose.
Positive results for aesculin hydrolysis, acid production from: amygdalin, arbutin, aesculin, L-arabinose, cellobiose, D-fructose,
galactose, D-glucose, beta-gentiobiose, gluconate, N-acetylglucosamine, lactose, D-mannose, maltose, mannitol, ribose, salicin,
starch (weak), sucrose and trehalose.
Negative results for catalase, alpha-galactosidase, alpha- and beta-glucosidase, acid production from: adonitol, D- and L-arabitol,
D-arabinose, dulcitol, erythritol, D- and L-fucose, glycogen, inositol, inulin, melezitose, melibiose, methyl alpha-D-mannoside, methyl
alpha-D-glucopyranoside, methyl beta-xyloside, D-raffinose, L-sorbose, sorbitol, D-turanose, xylitol, D- and L-xylose.
(c) Costin Stoica
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