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Species Bacteroides loescheii
Name: Bacteroides loescheii Holdeman and Johnson 1982
Etymology: loes.che’i.i. N.L. gen. masc. n. loescheii, of Loesche, named after Walter J. Loesche, an American oral microbiologist
Type strain: 8B; ATCC 15930; CCUG 5914; DSM 19665; JCM 12249; JCM 8530; NCTC 11321; strain Loesche 8B; VPI 9085
Conduct genome-based taxonomy at
16S rRNA gene:
AB547688
Analyse
FASTA
Valid publication:
Holdeman LV, Johnson JL. Description of Bacteroides loescheii sp. nov. and emendation of the descriptions of Bacteroides melaninogenicus (Oliver and Wherry) Roy and Kelly 1939 and Bacteroides denticola Shah and Collins 1981. Int. J. Syst. Bacteriol. 1982; 32:399-409. 
Nomenclatural status: validly published under the ICNP
Taxonomic status: synonym (and not recommended for medical use)
Correct name: Prevotella loescheii (Holdeman and Johnson 1982) Shah and Collins 1990
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Synonyms:
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Name Kind Hoylesella loescheii (Holdeman and Johnson 1982) Hitch et al. 2023 homotypic synonym, validly published under the ICNP Prevotella loescheii (Holdeman and Johnson 1982) Shah and Collins 1990 homotypic synonym, validly published under the ICNP
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Notes:
- ❗ Bacteroides loescheii 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 Bacteroides.
- 😷 The risk group for Belgium has been imported on 2024-02-05. The full classification is: risk group = 2, note = "human pathogen". — The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 2, note = "Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 2". — The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 2. — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 2. — 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 18 times in PubMed until 2025-06-04.
- 🙅 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 the species itself.
Parent taxon: Bacteroides Castellani and Chalmers 1919 (Approved Lists 1980)
Assigned by:
Holdeman LV, Johnson JL. Description of Bacteroides loescheii sp. nov. and emendation of the descriptions of Bacteroides melaninogenicus (Oliver and Wherry) Roy and Kelly 1939 and Bacteroides denticola Shah and Collins 1981. Int. J. Syst. Bacteriol. 1982; 32:399-409.
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Record number: 783450
This LPSN page was printed on 2025-06-17 14:43:26