Species ***Mycobacterium* *tokaiense***

Name: Mycobacterium tokaiense (ex Tsukamura 1973) Tsukamura 1981

Category: Species

Proposed as: sp. nov., nom. rev.

Etymology: to.kai.en’se. N.L. neut. adj. tokaiense, of or belonging to Tokai district of Japan

Gender: neuter

Type strain: 47503; 47 503 (previously strain 5553); 5553; ATCC 27282; CIP 106807; DSM 44635; JCM 6373; NCTC 10821

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AF480590 Analyse FASTA

Valid publication: Tsukamura M, Mizuno S, Tsukamura S. Numerical analysis of rapidly growing, scotochromogenic mycobacteria, including Mycobacterium obuense sp. nov., nom. rev., Mycobacterium rhodesiae sp. nov., nom. rev., Mycobacterium aichiense sp. nov., nom. rev., Mycobacterium chubuense sp. nov., nom. rev., and Mycobacterium tokaiense sp. nov., nom. rev. Int. J. Syst. Bacteriol. 1981; 31:263-275.

Nomenclatural status: validly published under the ICNP

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

Risk group: 1

Synonyms:

Name	Kind
Mycolicibacterium tokaiense (Tsukamura 1981 ex Tsukamura 1973) Gupta et al. 2018	homotypic synonym, validly published under the ICNP

Notes:
- ✏ The authority of the taxon name (Tsukamura) deliberately differs from the authors of the publication (Tsukamura et al.).
- 😷 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 = 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 5 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 pathogenicity of the species itself.
- 🧍 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.

Parent taxon: Mycobacterium Lehmann and Neumann 1896 (Approved Lists 1980)

Assigned by: Tsukamura M, Mizuno S, Tsukamura S. Numerical analysis of rapidly growing, scotochromogenic mycobacteria, including Mycobacterium obuense sp. nov., nom. rev., Mycobacterium rhodesiae sp. nov., nom. rev., Mycobacterium aichiense sp. nov., nom. rev., Mycobacterium chubuense sp. nov., nom. rev., and Mycobacterium tokaiense sp. nov., nom. rev. Int. J. Syst. Bacteriol. 1981; 31:263-275.

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Record number: 778536

This LPSN page was printed on 2025-06-18 05:42:50

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Species Mycobacterium tokaiense

Species ***Mycobacterium* *tokaiense***