Name: Bordetella holmesii Weyant et al. 1995

Category: Species

Proposed as: sp. nov.

Etymology: hol.mes’i.i. N.L. gen. masc. n. holmesii, of Holmes, named in honor of B. Holmes

Gender: feminine

Type strain: ATCC 51541; CCUG 34073; CDC F5101; CIP 104394; DSM 13416; LMG 15945; NCTC 12912

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: KF601905 Analyse FASTA

Effective publication: Weyant RS, Hollis DG, Weaver RE, Amin MF, Steigerwalt AG, O'Connor SP, Whitney AM, Daneshvar MI, Moss CW, Brenner DJ. Bordetella holmesii sp. nov., a new gram-negative species associated with septicemia. J Clin Microbiol 1995; 33:1-7.

IJSEM list: Anonymous. Validation list no. 54. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1995; 45:619-620.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 2

• Notes:
  • 📧 The e-mail address of the corresponding author given in the effective publication is not functional any more.
  • 🧬 The phylogenomic assignment score of this taxon is 0.09800 (N = 28).
  • 😷 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 Canada has been imported on 2024-02-27. The full classification is: risk group = 2, note = "Animal classification RG: 1 - 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.
  • 🎓 Name mentioned 99 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.
  • 🧍 Bordetella holmesii Weyant et al. 1995 was previously known as CDC nonoxidizer group 2 (NO-2). Publication: Euzeby JP. List of Bacterial Names with Standing in Nomenclature: a folder available on the Internet. Int J Syst Bacteriol 1997; 47:590-592.

Parent taxon: Bordetella Moreno-López 1952 (Approved Lists 1980)

Assigned by: Weyant RS, Hollis DG, Weaver RE, Amin MF, Steigerwalt AG, O'Connor SP, Whitney AM, Daneshvar MI, Moss CW, Brenner DJ. Bordetella holmesii sp. nov., a new gram-negative species associated with septicemia. J Clin Microbiol 1995; 33:1-7.

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Record number: 774102