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Species Lactobacillus lactis

Name: Lactobacillus lactis (Orla-Jensen 1919) Bergey et al. 1934 (Approved Lists 1980)

Category, proposed as: species, comb. nov.

Basonym: "Thermobacterium lactis" Orla-Jensen 1919

Etymology: lac’tis. L. gen. neut. n. lactis, of milk

Pronunciation (Latin), gender: lak-to-ba-KIL-lus LAK-tis, masculine

Type strain: ATCC 12315; CCUG 31454; CIP 101028; DSM 20072; JCM 1248; LMG 7942; NBIMCC 1012; NBRC 102622; NRRL B-4525

16S rRNA gene: M58823 Analysetree FASTA download

Effective publication: Bergey DH, Breed RS, Hammer BW, Huntoon FM, Murray EGD, Harrison FC. Bergey's Manual of Determinative Bacteriology, 4th ed. The Williams & Wilkins Co, Baltimore, 1934.

IJSEM list: Skerman VBD, McGowan V, Sneath PHA. Approved lists of bacterial names. Int J Syst Bacteriol 1980; 30:225-420.

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym (and not recommended for medical use)

Correct name: Lactobacillus delbrueckii subsp. lactis (Orla-Jensen 1919) Weiss et al. 1984

Risk group: 1

  • Notes:
    • ⏰ According to Weiss et al. (1983), this species is an earlier heterotypic synonym of "Bacillus leichmanni" Henneberg 1903 but this is in conflict with the rules of the International Code of Nomenclature of Prokaryotes. Publication: Weiss N, Schillinger U, Kandler O. Lactobacillus lactis, Lactobacillus leichmannii and Lactobacillus bulgaricus, Subjective Synonyms of Lactobacillus delbrueckii, and Description of Lactobacillus delbrueckii subsp. lactis comb. nov. and Lactobacillus delbrueckii subsp. bulgaricus comb. nov. Syst Appl Microbiol 1983; 4:552-557.
    • ⏰ According to Weiss et al. (1983), this species is an earlier heterotypic synonym of Lactobacillus leichmannii corrig. (Henneberg 1903) Bergey et al. 1923 (Approved Lists 1980) but this is in conflict with the rules of the International Code of Nomenclature of Prokaryotes. Publication: Weiss N, Schillinger U, Kandler O. Lactobacillus lactis, Lactobacillus leichmannii and Lactobacillus bulgaricus, Subjective Synonyms of Lactobacillus delbrueckii, and Description of Lactobacillus delbrueckii subsp. lactis comb. nov. and Lactobacillus delbrueckii subsp. bulgaricus comb. nov. Syst Appl Microbiol 1983; 4:552-557.
    • ⏰ According to Weiss et al. (1983), this species is an earlier heterotypic synonym of Lactobacillus leichmanni (Henneberg 1903) Bergey et al. 1923 (Approved Lists 1980) but this is in conflict with the rules of the International Code of Nomenclature of Prokaryotes. Publication: Weiss N, Schillinger U, Kandler O. Lactobacillus lactis, Lactobacillus leichmannii and Lactobacillus bulgaricus, Subjective Synonyms of Lactobacillus delbrueckii, and Description of Lactobacillus delbrueckii subsp. lactis comb. nov. and Lactobacillus delbrueckii subsp. bulgaricus comb. nov. Syst Appl Microbiol 1983; 4:552-557.
    • ⏰ According to Weiss et al. (1983), this species is an earlier heterotypic synonym of "Bacillus leichmannii" corrig. Henneberg 1903 but this is in conflict with the rules of the International Code of Nomenclature of Prokaryotes. Publication: Weiss N, Schillinger U, Kandler O. Lactobacillus lactis, Lactobacillus leichmannii and Lactobacillus bulgaricus, Subjective Synonyms of Lactobacillus delbrueckii, and Description of Lactobacillus delbrueckii subsp. lactis comb. nov. and Lactobacillus delbrueckii subsp. bulgaricus comb. nov. Syst Appl Microbiol 1983; 4:552-557.
    • ❗ Lactobacillus lactis is the correct name instead if this species is regarded as a separate species (i.e., if its nomenclatural type is not assigned to another species whose name is validly published, legitimate and not rejected and has priority) within a separate genus Lactobacillus.
    • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 1". — The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 1. — 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 153 times in PubMed until 2026-06-11.
    • 🙅 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as a synonym of 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: Bergey DH, Breed RS, Hammer BW, Huntoon FM, Murray EGD, Harrison FC. Bergey's Manual of Determinative Bacteriology, 4th ed. The Williams & Wilkins Co, Baltimore, 1934.

Linking: To permanently link to this page, use https://doi.org/10.83108/rn.777339Link copied to clipboard

Record number: 777339