Phylum Firmicutes, Class Bacilli, Order Lactobacillales, Family Lactobacillaceae, Genus Lactobacillus, Lactobacillus
mudanjiangensis Gu, Li, Yang and Huo 2013.
Homotypic synonym: Lactiplantibacillus mudanjiangensis (Gu, Li, Yang and Huo 2013) Zheng et al. 2020.
Gram-positive rods, 0.8-1.0 x 1-3 µm, occurring singly. Non-motile.
Colonies are white, smooth, 1 mm in diameter after 2 days at 30 ºC on mMRS agar.
Can grow at 37 ºC, but not at 45 ºC. Grows at pH 4.0, but not at pH 11.0. Grows in
6.0% NaCl media; weakly in 6.5% NaCl. Facultative anaerobic.
Isolated from traditional sourdough, China.
- Gu CT, Li CY, Yang LJ and Huo GC, 2013. Lactobacillus mudanjiangensis sp. nov., Lactobacillus songhuajiangensis sp. nov. and
Lactobacillus nenjiangensis sp. nov., isolated from traditional Chinese pickle and sourdough. Int J Syst Evol Microbiol 63, 4698-
- 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.
Biochemical description is based mostly on API 50 CHL (bioMerieux) results.
Positive results for esculin hydrolysis, fermentation of arbutin, cellobiose, D-fructose, galactose, gentibiose, D-glucose (without gas
production), D-lactose, maltose, mannitol, mannose, melezitose, melibiose, D-methyl alpha-D-mannopyranoside,
N-acetylglucosamine, ribose, salicin, sorbitol, L-sorbose, sucrose, trehalose, and turanose.
Negative results for arginine deamination, catalase, fermentation of: adonitol, amygdalin, D- and L-arabinose, D- and L-arabitol,
dulcitol, erythritol, esculin, D- and L-fucose, glycerol, glycogen, gluconate, 2- and 5-ketogluconate, inositol, inulin, D-lyxose, methyl
alpha-D-glucopyranoside, raffinose, rhamnose, starch, D-tagatose, methyl beta-D-xylopyranoside, xylitol, D- and L-xylose.
(c) Costin Stoica