Name: Olsenella uli (Olsen et al. 1991) Dewhirst et al. 2001

Category: Species

Proposed as: comb. nov.

Basonym: Lactobacillus uli Olsen et al. 1991

Etymology: u’li. Gr. neut. n. oûlon, the gum; N.L. gen. neut. n. uli, of the gum

Gender: feminine

Type strain: ATCC 49627; CCUG 31166; DSM 7084; JCM 12494; LMG 11480; VPI D76D-27C

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AF292373 Analyse FASTA

Valid publication: Dewhirst FE, Paster BJ, Tzellas N, Coleman B, Downes J, Spratt DA, Wade WG. Characterization of novel human oral isolates and cloned 16S rDNA sequences that fall in the family Coriobacteriaceae: description of olsenella gen. nov., reclassification of Lactobacillus uli as Olsenella uli comb. nov. and description of Olsenella profusa sp. nov. Int J Syst Evol Microbiol 2001; 51:1797-1804.

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 51, part 5 of the IJSEM. Int J Syst Evol Microbiol 2001; 51:1947-1948.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 2

• Synonyms:

  • Name	Kind
    Lactobacillus uli Olsen et al. 1991	homotypic synonym, validly published under the ICNP

• Emendations:
  • Kraatz et al. 2011 Kraatz M, Wallace RJ, Svensson L. Olsenella umbonata sp. nov., a microaerotolerant anaerobic lactic acid bacterium from the sheep rumen and pig jejunum, and emended descriptions of Olsenella, Olsenella uli and Olsenella profusa. Int J Syst Evol Microbiol 2011; 61:795-803. Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 61, part 4 of the IJSEM. Int J Syst Evol Microbiol 2011; 61:1502-1503.
  • Li et al. 2015 Li X, Jensen RL, Hojberg O, Canibe N, Jensen BB. Olsenella scatoligenes sp. nov., a 3-methylindole- (skatole) and 4-methylphenol- (p-cresol) producing bacterium isolated from pig faeces. Int J Syst Evol Microbiol 2015; 65:1227-1233. Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 65, part 4 of the IJSEM. Int J Syst Evol Microbiol 2015; 65:2026-2027.

• Notes:
  • 🥇 Nomenclatural type of the genus Olsenella Dewhirst et al. 2001. Publication: Dewhirst FE, Paster BJ, Tzellas N, Coleman B, Downes J, Spratt DA, Wade WG. Characterization of novel human oral isolates and cloned 16S rDNA sequences that fall in the family Coriobacteriaceae: description of olsenella gen. nov., reclassification of Lactobacillus uli as Olsenella uli comb. nov. and description of Olsenella profusa sp. nov. Int J Syst Evol Microbiol 2001; 51:1797-1804.
  • 😷 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 = 1, note = "Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No". — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 2.
  • 🎓 Name mentioned 39 times in PubMed until 2024-03-28.
  • 🧍 The genome of the type strain was sequenced as part of the GEBA (Genomic Encyclopedia of Bacteria and Archaea) project. Publication: Goker M, Held B, Lucas S, Nolan M, Yasawong M, Glavina Del Rio T, Tice H, Cheng JF, Bruce D, Detter JC, et al. Complete genome sequence of Olsenella uli type strain (VPI D76D-27C). Stand Genomic Sci 2010; 3:76-84.
  • 🧍 According to Rules 27(3) and 30, this name is not validly published because the effective publication only documents deposit of the type strain in a single recognized culture collection. However, according to the Judicial Opinion 81, Olsenella uli (Olsen et al. 1991) Dewhirst et al. 2001 is to be considered to be validly published. Publication: Euzeby JP, Tindall BJ. Status of strains that contravene Rules 27(3) and 30 of the Bacteriological Code. Request for an opinion. Int J Syst Evol Microbiol 2004; 54:293-301.

Parent taxon: Olsenella Dewhirst et al. 2001

Assigned by: Dewhirst FE, Paster BJ, Tzellas N, Coleman B, Downes J, Spratt DA, Wade WG. Characterization of novel human oral isolates and cloned 16S rDNA sequences that fall in the family Coriobacteriaceae: description of olsenella gen. nov., reclassification of Lactobacillus uli as Olsenella uli comb. nov. and description of Olsenella profusa sp. nov. Int J Syst Evol Microbiol 2001; 51:1797-1804.

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Record number: 778986