Name: Actinobacillus arthritidis Christensen et al. 2002

Category: Species

Proposed as: sp. nov.

Etymology: ar.thri’ti.dis. N.L. gen. fem. n. arthritidis, of arthritis, joint; from Gr. neut. n. arthron, joint; N.L. fem. n. suff. -itis, used in names of inflammations

Gender: masculine

Type strain: ATCC 13376; CCUG 24862; DSM 22258; P. 907; Wetmore 1706

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AF247712 Analyse FASTA

Valid publication: Christensen H, Bisgaard M, Angen O, Olsen JE. Final classification of Bisgaard taxon 9 as Actinobacillus arthritidis sp. nov. and recognition of a novel genomospecies for equine strains of Actinobacillus lignieresii. Int J Syst Evol Microbiol 2002; 52:1239-1246.

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 52, part 4 of the IJSEM. Int J Syst Evol Microbiol 2002; 52:1439-1440.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 2

• Notes:
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Animal classification RG: 2 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 2". — The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 2. — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 2, note = "t".
  • 🎓 Name mentioned 2 times in PubMed until 2024-03-27.
  • 🧍 Actinobacillus arthritidis Christensen et al. 2002 was previously known as Bisgaard taxon 9. Publication: Bisgaard M. Isolation and characterization of some previously unreported taxa from poultry with phenotypical characters related to Actinobacillus-an Pasteurella species. Acta Pathol Microbiol Immunol Scand B 1982; 90:59-67.

Parent taxon: Actinobacillus Brumpt 1910 (Approved Lists 1980)

Assigned by: Christensen H, Bisgaard M, Angen O, Olsen JE. Final classification of Bisgaard taxon 9 as Actinobacillus arthritidis sp. nov. and recognition of a novel genomospecies for equine strains of Actinobacillus lignieresii. Int J Syst Evol Microbiol 2002; 52:1239-1246.

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Record number: 783275