Name: Yersinia pekkanenii Murros-Kontiainen et al. 2011

Category: Species

Proposed as: sp. nov.

Etymology: pek.ka.ne’ni.i. N.L. gen. masc. n. pekkanenii, of Pekkanen, in honour of the Professor Timo Pekkanen, who was a veterinarian and former head of the Department of Food and Environmental Hygiene in the Faculty of Veterinary Medicine of the University of Helsinki. He made a substantial contribution to the development of scientific research of food hygiene in Finland

Pronunciation (Latin), gender: … pek-ka-NE-ni-i, feminine

Type strain: AYV7.1KOH2; ÅYV7.1KOH2; DSM 22769; LMG 25369

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: KY606578 Analyse FASTA

Valid publication: Murros-Kontiainen A, Johansson P, Niskanen T, Fredriksson-Ahomaa M, Korkeala H, Bjorkroth J. Yersinia pekkanenii sp. nov. Int J Syst Evol Microbiol 2011; 61:2363-2367. 🇫🇮

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 61, part 10 of the IJSEM. Int J Syst Evol Microbiol 2012; 62:5-6.

Nomenclatural status: validly published under the ICNP

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

Risk group: 1

• Notes:
  • 🧬 The phylogenomic assignment score of this taxon is 0.10755 (N = 2).
  • 😷 The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1. — 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 1 time 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 genus.

Parent taxon: Yersinia van Loghem 1944 (Approved Lists 1980)

Assigned by: Murros-Kontiainen A, Johansson P, Niskanen T, Fredriksson-Ahomaa M, Korkeala H, Bjorkroth J. Yersinia pekkanenii sp. nov. Int J Syst Evol Microbiol 2011; 61:2363-2367. 🇫🇮

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Record number: 789522