- Tohno M, Kitahara M, Irisawa T, Inoue H, Uegaki R, Ohkuma M and Tajima K, 2013. Lactobacillus oryzae sp. nov., isolated from
fermented rice grain (Oryza sativa L. subsp. japonica). Int J Syst Evol Microbiol 63, 2957-2962. - 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.
| Lactobacillus (Secundilactobacillus) oryzae |
Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Phylum Bacillota (Firmicutes), Class Bacilli, Order Lactobacillales, Family Lactobacillaceae, Genus Lactobacillus, Lactobacillus
hokkaidonensis Tohno, Kitahara, Uegaki, Irisawa, Ohkuma and Tajima 2013.
Homotypic synonym: Secundilactobacillus oryzae (Tohno et al. 2013) Zheng et al. 2020.
hokkaidonensis Tohno, Kitahara, Uegaki, Irisawa, Ohkuma and Tajima 2013.
Homotypic synonym: Secundilactobacillus oryzae (Tohno et al. 2013) Zheng et al. 2020.
Gram-positive rods, 1.0 x 2-8 µm, occuring singly and in pairs. Non-motile.
Non-spore-forming.
Non-spore-forming.
Colonies on MRS agar are white, smooth, convex, small (1.0-2.0 mm in diameter),
after 48 hours at 30 ºC under anaerobic conditions. Facultative anaerobe. Grows at
temperature range 4-45 ºC (optimally at 30 ºC), pH range 5.0-8.0 and in 4-8% NaCl.
after 48 hours at 30 ºC under anaerobic conditions. Facultative anaerobe. Grows at
temperature range 4-45 ºC (optimally at 30 ºC), pH range 5.0-8.0 and in 4-8% NaCl.
Isolated from fermented rice grains in Tochigi, Japan.
Undetermined.
Heterofermentative.
Description is based mostly on API 50 CHL, API ZYM, and API 20 Strep (bioMerieux) results.
Positive results for acid phosphatase, alkaline phosphatase, cystine arylamidase, esterase C4, esterase lipase, alpha-glucosidase,
leucine arylamidase, alpha-chymotrypsin, valine arylamidase, acid production from glucose (with gas production), gluconate (without
gas production), 2-ketogluconate, N-acetylglucosamine, maltose, ribose, and methyl alpha-D-xylopyranoside.
Negative results for arginine dihydrolase, catalase, esculin hydrolysis, lipase C14, alpha-fucosidase, beta-glucosidase, alpha- and
beta-galactosidase, beta-glucuronidase, N-acetyl-beta-glucosaminidase, alpha-mannosidase, trypsin, acid production from adonitol,
amygdalin, arbutin, L- and D-arabinose, L- and D-arabitol, cellobiose, dulcitol, erythritol, esculin, fructose, fucose, galactose,
beta-gentiobiose, glycerol, glycogen, methyl alpha-D-glucopyranoside, inositol, inulin, 5-ketogluconate, lactose, D-lyxose, mannitol,
mannose, melezitose, melibiose, raffinose, rhamnose, salicin, sorbitol, sorbose, starch, sucrose, tagatose, trehalose, turanose,
xylitol, and xylose.
Description is based mostly on API 50 CHL, API ZYM, and API 20 Strep (bioMerieux) results.
Positive results for acid phosphatase, alkaline phosphatase, cystine arylamidase, esterase C4, esterase lipase, alpha-glucosidase,
leucine arylamidase, alpha-chymotrypsin, valine arylamidase, acid production from glucose (with gas production), gluconate (without
gas production), 2-ketogluconate, N-acetylglucosamine, maltose, ribose, and methyl alpha-D-xylopyranoside.
Negative results for arginine dihydrolase, catalase, esculin hydrolysis, lipase C14, alpha-fucosidase, beta-glucosidase, alpha- and
beta-galactosidase, beta-glucuronidase, N-acetyl-beta-glucosaminidase, alpha-mannosidase, trypsin, acid production from adonitol,
amygdalin, arbutin, L- and D-arabinose, L- and D-arabitol, cellobiose, dulcitol, erythritol, esculin, fructose, fucose, galactose,
beta-gentiobiose, glycerol, glycogen, methyl alpha-D-glucopyranoside, inositol, inulin, 5-ketogluconate, lactose, D-lyxose, mannitol,
mannose, melezitose, melibiose, raffinose, rhamnose, salicin, sorbitol, sorbose, starch, sucrose, tagatose, trehalose, turanose,
xylitol, and xylose.
(c) Costin Stoica
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