Species ***Actinomyces* *slackii***

Name: Actinomyces slackii Dent and Williams 1986

Category: Species

Proposed as: sp. nov.

Etymology: slack’i.i. N.L. gen. masc. n. slackii, of Slack, to honor John M. Slack, an expert on Actinomyces and actinomycosis

Gender: masculine

Type strain: ATCC 49928; CCUG 32792; CIP 103130; NCTC 11923; Sh 13/4563

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AJ234067 Analyse FASTA

Valid publication: Dent VE, Williams RAD. Actinomyces slackii sp. nov. from dental plaque of dairy cattle. Int. J. Syst. Bacteriol. 1986; 36:392-395.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 2

Emendations:
- Nouioui et al. 2018 Nouioui I, Carro L, Garcia-Lopez M, Meier-Kolthoff JP, Woyke T, Kyrpides NC, Pukall R, Klenk HP, Goodfellow M, Goker M. Genome-Based Taxonomic Classification of the Phylum Actinobacteria. Front Microbiol 2018; 9:2007. Oren A, Garrity GM. List of changes in taxonomic opinion no. 29. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2019; 69:13-32.
  Notes:
  - 🧍 The genome of the type strain was sequenced as part of the GEBA (Genomic Encyclopedia of Bacteria and Archaea) project.

Notes:
- 🧬 The phylogenomic assignment score of this taxon is 0.12515 (N = 14).
- 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 1". — 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 = 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 2 times in PubMed until 2024-03-27.

Parent taxon: Actinomyces Harz 1877 (Approved Lists 1980)

Assigned by: Dent VE, Williams RAD. Actinomyces slackii sp. nov. from dental plaque of dairy cattle. Int. J. Syst. Bacteriol. 1986; 36:392-395.

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Record number: 783312

This LPSN page was printed on 2025-04-30 23:27:36

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Species Actinomyces slackii

Species ***Actinomyces* *slackii***