Species ***Streptomyces* *violascens***

Name: Streptomyces violascens (Preobrazhenskaya and Sveshnikova 1957) Pridham et al. 1958 (Approved Lists 1980)

Category: Species

Proposed as: comb. nov.

Basonym: "Actinomyces violascens" Preobrazhenskaya and Sveshnikova 1957

Etymology: vi.o.las’cens. N.L. masc. part. adj. violascens, becoming violet

Pronunciation, gender: wi-o-LAS-kens, masculine

Type strain: ATCC 23968; BCRC 12240; CBS 266.66; CBS 951.68; CCRC 12240; CECT 3215; DSM 40183; IFO 12920; IMET 42061; INA 3959/54; JCM 4424; KCTC 9785; NBRC 12920; NCIB 9820; NCIMB 9820; NRRL B-2700; NRRL ISP-5183; RIA 1138; VKM Ac-1275

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: MG657243 Analyse FASTA

Effective publication: Pridham TG, Hesseltine CW, Benedict RG. A guide for the classification of streptomycetes according to selected groups; placement of strains in morphological sections. Appl Microbiol 1958; 6:52-79.

IJSEM list: Skerman VBD, McGowan V, Sneath PHA. Approved lists of bacterial names. Int J Syst Bacteriol 1980; 30:225-420.

Nomenclatural status: validly published under the ICNP

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

Risk group: 1

Synonyms:

Name	Kind
"Actinomyces violascens" Preobrazhenskaya and Sveshnikova 1957	homotypic synonym, not validly published, basonym of name in Approved Lists

Notes:
- 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No". — The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 1. — 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 19 times 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: Streptomyces Waksman and Henrici 1943 (Approved Lists 1980)

Assigned by: Pridham TG, Hesseltine CW, Benedict RG. A guide for the classification of streptomycetes according to selected groups; placement of strains in morphological sections. Appl Microbiol 1958; 6:52-79.

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Record number: 782115

This LPSN page was printed on 2025-12-17 13:33:31

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Species Streptomyces violascens

Species ***Streptomyces* *violascens***