Name: Olsenella profusa Dewhirst et al. 2001

Category: Species

Proposed as: sp. nov.

Etymology: pro.fus’a. L. fem. part. adj. profusa, profuse, referring to the good growth of the organism

Gender: feminine

Type strain: CCUG 45371; CIP 106885; D315A-29; DSM 13989; JCM 14553

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AF292374 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

• 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.

• 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 Germany has been imported on 2023-10-29. The full classification is: risk group = 2.
  • 🎓 Name mentioned 15 times in PubMed until 2024-03-27.
  • 🧍 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 profusa Dewhirst et al. 2001 is to be considered to be validly published. Publication: Judicial Commission. Judicial Opinion No. 81. Int J Syst Evol Microbiol 2008; 58:1755-1763.
  • 🧍 Olsenella profusa Dewhirst et al. 2001 was previously designated Eubacterium group D52 by W.E.C. and L.V.H Moore. 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: 778985