Phylum Firmicutes, Class Bacilli, Order Lactobacillales, Family Lactobacillaceae, Genus Lactobacillus, Lactobacillus nenjiangensis
Gu, Li, Yang and Huo 2013.
Homotypic synonym: Paucilactobacillus nenjiangensis (Gu, Li, Yang and Huo 2013) Zheng et al. 2020.
Gram-positive rods, 0.8-1.0 x 1-3 µm, occurring singly, in pairs or in short chains.
Colonies are white, smooth, 0.5 mm in diameter after 2 days at 30 ºC on mMRS agar.
Can grow at 37 ºC (weakly), optimum at 30 ºC, but not at 45 ºC. Grows at pH 4.0
(weakly), but not at pH 11.0. Weak growth in 5.0% NaCl media; no growth in 6.0%
NaCl. Facultative anaerobic.
Isolated from traditional pickle, 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 fermentation of D- and L-arabinose, D-fructose, galactose, D-glucose (with gas production), gluconate (without
gas production), maltose, methyl alpha-D-glucopyranoside, ribose, sucrose, D- and L-xylose.
Negative results for arginine deamination, catalase, fermentation of: arbutin, adonitol, amygdalin, D- and L-arabitol, cellobiose,
dulcitol, erythritol, esculin, D- and L-fucose, gentibiose, glycerol, glycogen, 2- and 5-ketogluconate, inositol, inulin, D-lactose, D-lyxose,
mannitol, mannose, melezitose, melibiose, D-methyl alpha-D-mannopyranoside, N-acetylglucosamine, raffinose, rhamnose, salicin,
sorbitol, L-sorbose, starch, trehalose, D-tagatose, turanose, methyl beta-D-xylopyranoside, and xylitol.
(c) Costin Stoica