Species ***Mycobacterium* *flavescens***

Name: Mycobacterium flavescens Bojalil et al. 1962 (Approved Lists 1980)

Category: Species

Proposed as: sp. nov.

Etymology: fla.ves’cens. L. v. flavesco, to become golden yellow; L. neut. part. adj. flavescens, becoming yellow

Pronunciation, gender: fla-WES-kens, neuter

Type strain: ATCC 14474; CCUG 29041; CIP 104533; DSM 43991; JCM 12274; NCTC 10271; NRRL B-4038

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: MH169220 Analyse FASTA

Effective publication: Bojalil LF, Cerbon J, Trujillo A. Adansonian classification of mycobacteria. J Gen Microbiol 1962; 28:333-346.

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: 2

Synonyms:

Name	Kind
Mycolicibacterium flavescens (Bojalil et al. 1962) Gupta et al. 2018	homotypic synonym, validly published under the ICNP

Notes:
- 😷 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, note = "ht". — 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 45 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 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 (Reading) 2022; 168:0.

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

Assigned by: Bojalil LF, Cerbon J, Trujillo A. Adansonian classification of mycobacteria. J Gen Microbiol 1962; 28:333-346.

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Record number: 778440

This LPSN page was printed on 2025-11-14 06:40:33

Species Mycobacterium flavescens