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Species Lactobacillus johnsonii

Name: Lactobacillus johnsonii Fujisawa et al. 1992

Category, proposed as: species, sp. nov.

Etymology: john.so’ni.i. N.L. gen. masc. n. johnsonii, of Johnson, named for J.L. Johnson, an American microbiologist

Pronunciation (Latin), gender: lak-to-ba-KIL-lus john-SO-ni-i, masculine

Type strain: ATCC 33200; CCUG 30725; CIP 103620; DSM 10533; JCM 2012; NBIMCC 9067; VPI 7960

16S rRNA gene: AJ002515 Analysetree FASTA download

Valid publication: Fujisawa T, Benno Y, Yaeshima T, Mitsuoka T. Taxonomic study of the Lactobacillus acidophilus group, with recognition of Lactobacillus gallinarum sp. nov. and Lactobacillus johnsonii sp. nov. and synonymy of Lactobacillus acidophilus group A3 (Johnson et al. 1980) with the type strain of Lactobacillus amylovorus (Nakamura 1981). Int J Syst Bacteriol 1992; 42:487-491. 🇯🇵

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 42, part 3 of the IJSB. Int J Syst Bacteriol 1992; 42:656.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name (and explicitly recommended for medical use)

Risk group: 1

  • Notes:
    • 🧬 The phylogenomic assignment score of this taxon is 0.03487 (N = 31).
    • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No". — The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 1, note = "PIIC". — The risk group for Germany has been imported on 2026-08-13. The full classification is: risk group = 1. — If in doubt, use the risk group given in the regulations for your country and, if these are not available, use the risk group given in the catalogue of the culture collection from which you have obtained or intend to obtain the strain.
    • 🎓 Name mentioned 763 times in PubMed until 2026-06-11.
    • 🪓 Organisms assigned to this species have previously been classified as Lactobacillus acidophilus (Moro 1900) Hansen and Mocquot 1970 (Approved Lists 1980). Publication: Hansen PA, Mocquot G. Lactobacillus acidophilus (Moro) comb. nov. International Journal of Systematic Bacteriology 1970; 20:325-327. Skerman VBD, McGowan V, Sneath PHA. Approved lists of bacterial names. Int J Syst Bacteriol 1980; 30:225-420.
    • 🙆 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as the name to be applied to this species. The name is on LoRN because of the recorded risk group of other species in the genus.

Parent taxon: Lactobacillus Beijerinck 1901 (Approved Lists 1980)

Assigned by: Fujisawa T, Benno Y, Yaeshima T, Mitsuoka T. Taxonomic study of the Lactobacillus acidophilus group, with recognition of Lactobacillus gallinarum sp. nov. and Lactobacillus johnsonii sp. nov. and synonymy of Lactobacillus acidophilus group A3 (Johnson et al. 1980) with the type strain of Lactobacillus amylovorus (Nakamura 1981). Int J Syst Bacteriol 1992; 42:487-491. 🇯🇵

Linking: To permanently link to this page, use https://doi.org/10.83108/rn.777328Link copied to clipboard

Record number: 777328