Name: Necropsobacter rosorum Christensen et al. 2011

Category: Species

Proposed as: sp. nov.

Etymology: ro.so’rum. L. gen. masc. n. rosoris, a rodent; L. gen. masc. pl. n. rosorum, of rodents

Gender: masculine

Type strain: CCM 7802; CCUG 28028; CIP 110147; DSM 26409; Michel A/76; P709

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AF224303 Analyse FASTA

Valid publication: Christensen H, Korczak BM, Bojesen AM, Kuhnert P, Frederiksen W, Bisgaard M. Classification of organisms previously reported as the SP and Stewart-Letscher groups, with descriptions of Necropsobacter gen. nov. and of Necropsobacter rosorum sp. nov. for organisms of the SP group. Int J Syst Evol Microbiol 2011; 61:1829-1836.

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 61, part 8 of the IJSEM. Int J Syst Evol Microbiol 2011; 61:2566-2567.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 2

• Notes:
  • 🥇 Nomenclatural type of the genus Necropsobacter Christensen et al. 2011. Publication: Christensen H, Korczak BM, Bojesen AM, Kuhnert P, Frederiksen W, Bisgaard M. Classification of organisms previously reported as the SP and Stewart-Letscher groups, with descriptions of Necropsobacter gen. nov. and of Necropsobacter rosorum sp. nov. for organisms of the SP group. Int J Syst Evol Microbiol 2011; 61:1829-1836.
  • 😷 The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 2, note = "Z".
  • 🎓 Name mentioned 5 times in PubMed until 2024-03-28.
  • 🧍 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.
  • 🧍 Necropsobacter rosorum Christensen et al. 2011 was previously known as organisms of the SP-group (Frederiksen 1981), the name referring to an abbreviation for "Sektionsprotocol" (L. sectio, "an act of cutting", protocol, the original notes made on a necropsy, an experiment or on a case of diasease). Publication: Frederiksen W. Gas producing species within Pasteurella and Actinobacillus. In: Kilian M, Frederiksen W, Biberstein EL (eds), Haemophilus, Pasteurella and Actinobacillus, Academic Press, London, 1981, p. 185-196.

Parent taxon: Necropsobacter Christensen et al. 2011

Assigned by: Christensen H, Korczak BM, Bojesen AM, Kuhnert P, Frederiksen W, Bisgaard M. Classification of organisms previously reported as the SP and Stewart-Letscher groups, with descriptions of Necropsobacter gen. nov. and of Necropsobacter rosorum sp. nov. for organisms of the SP group. Int J Syst Evol Microbiol 2011; 61:1829-1836.

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Record number: 789378