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Species Prevotella loescheii
Name: Prevotella loescheii (Holdeman and Johnson 1982) Shah and Collins 1990
Basonym: 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:
Shah HN, Collins DM. Prevotella, a new genus to include Bacteroides melaninogenicus and related species formerly classified in the genus Bacteroides. Int J Syst Bacteriol 1990; 40:205-208. 
Nomenclatural status: validly published under the ICNP
Taxonomic status: correct name (and explicitly recommended for medical use)
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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 Bacteroides loescheii Holdeman and Johnson 1982 homotypic synonym, validly published under the ICNP
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Emendations:
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Wu et al. 1992
Wu CC, Johnson JL, Moore WE, Moore LV. Emended descriptions of Prevotella denticola, Prevotella loescheii, Prevotella veroralis, and Prevotella melaninogenica. Int J Syst Bacteriol 1992; 42:536-541.
Notes:- 🧍 This emendation was not found in the expected IJSEM notification list.
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Hahnke et al. 2016
Hahnke RL, Meier-Kolthoff JP, Garcia-Lopez M, Mukherjee S, Huntemann M, Ivanova NN, Woyke T, Kyrpides NC, Klenk HP, Goker M. Genome-Based Taxonomic Classification of Bacteroidetes. Front Microbiol 2016; 7:2003.
Oren A, Garrity GM. List of changes in taxonomic opinion no. 26. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2017; 67:2081-2086.
Notes:- 🧍 The genome of the type strain was sequenced as part of the GEBA (Genomic Encyclopedia of Bacteria and Archaea) project.
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Wu et al. 1992
Wu CC, Johnson JL, Moore WE, Moore LV. Emended descriptions of Prevotella denticola, Prevotella loescheii, Prevotella veroralis, and Prevotella melaninogenica. Int J Syst Bacteriol 1992; 42:536-541.
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Notes:
- 😷 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 65 times in PubMed until 2025-06-04.
- 🙆 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 the species itself.
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🧍 According to Bartlett et al. (2022), this species is an established human pathogen.
Publication:
Bartlett A, Padfield D, Lear L, Bendall R, Vos M. A comprehensive list of bacterial pathogens infecting humans. Microbiology 2022; 168:0.
Parent taxon: Prevotella Shah and Collins 1990
Assigned by:
Shah HN, Collins DM. Prevotella, a new genus to include Bacteroides melaninogenicus and related species formerly classified in the genus Bacteroides. Int J Syst Bacteriol 1990; 40:205-208.
Linking: To permanently link to this page, use https://lpsn.dsmz.de/species/prevotella-loescheiiLink copied to clipboard
Record number: 784677
This LPSN page was printed on 2025-07-19 18:23:58