Name: Lachnoanaerobaculum umeaense Hedberg et al. 2012

Category: Species

Proposed as: sp. nov.

Etymology: u.me.a.en’se. N.L. neut. adj. umeaense, of or pertaining to Umeå, referring to the discovery of the type strain at Umeå University [probably better: umeense]

Pronunciation (Latin), gender: lak^h-no-an-a-e-ro-BA-ku-lum u-me-a-EN-se, neuter

Type strain: CCUG 58757; CD3: 22; DSM 23576

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: FJ796700 Analyse FASTA

Valid publication: Hedberg ME, Moore ER, Svensson-Stadler L, Horstedt P, Baranov V, Hernell O, Wai SN, Hammarstrom S, Hammarstrom ML. Lachnoanaerobaculum gen. nov., a new genus in the Lachnospiraceae: characterization of Lachnoanaerobaculum umeaense gen. nov., sp. nov., isolated from the human small intestine, and Lachnoanaerobaculum orale sp. nov., isolated from saliva, and reclassification of Eubacterium saburreum (Prevot 1966) Holdeman and Moore 1970 as Lachnoanaerobaculum saburreum comb. nov. Int J Syst Evol Microbiol 2012; 62:2685-2690. 🇸🇪

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 62, part 11 of the IJSEM. Int J Syst Evol Microbiol 2013; 63:399-400.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name (and explicitly recommended for medical use)

Risk group: 1

• Notes:
  • 🥇 Nomenclatural type of the genus Lachnoanaerobaculum Hedberg et al. 2012. Publication: Hedberg ME, Moore ER, Svensson-Stadler L, Horstedt P, Baranov V, Hernell O, Wai SN, Hammarstrom S, Hammarstrom ML. Lachnoanaerobaculum gen. nov., a new genus in the Lachnospiraceae: characterization of Lachnoanaerobaculum umeaense gen. nov., sp. nov., isolated from the human small intestine, and Lachnoanaerobaculum orale sp. nov., isolated from saliva, and reclassification of Eubacterium saburreum (Prevot 1966) Holdeman and Moore 1970 as Lachnoanaerobaculum saburreum comb. nov. Int J Syst Evol Microbiol 2012; 62:2685-2690. 🇸🇪
  • 😷 The risk group for Germany has been imported on 2026-08-13. The full classification is: risk group = 1, note = "+". — 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 8 times in PubMed until 2026-06-11.
  • 🙆 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 pathogenicity of the species itself.
  • 🧍 According to Bartlett et al. (2022), this species is a putative human pathogen. Publication: Bartlett A, Padfield D, Lear L, Bendall R, Vos M. A comprehensive list of bacterial pathogens infecting humans. Microbiology (Reading) 2022; 168:0. 🇬🇧

Parent taxon: Lachnoanaerobaculum Hedberg et al. 2012

Assigned by: Hedberg ME, Moore ER, Svensson-Stadler L, Horstedt P, Baranov V, Hernell O, Wai SN, Hammarstrom S, Hammarstrom ML. Lachnoanaerobaculum gen. nov., a new genus in the Lachnospiraceae: characterization of Lachnoanaerobaculum umeaense gen. nov., sp. nov., isolated from the human small intestine, and Lachnoanaerobaculum orale sp. nov., isolated from saliva, and reclassification of Eubacterium saburreum (Prevot 1966) Holdeman and Moore 1970 as Lachnoanaerobaculum saburreum comb. nov. Int J Syst Evol Microbiol 2012; 62:2685-2690. 🇸🇪

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Record number: 790292