Species ***Mycobacterium* *colombiense***

Name: Mycobacterium colombiense Murcia et al. 2006

Category: Species

Proposed as: sp. nov.

Etymology: co.lom.bi.en’se. N.L. neut. adj. colombiense, of or belonging to Colombia, the South American country where the strains were first isolated

Pronunciation (Latin), gender: my-ko-bak-TE-ri-um ko-lom-bi-EN-se, neuter

Type strain: 10B; CECT 3035; CIP 108962; DSM 45105; JCM 16228

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: GQ153275 Analyse FASTA

Valid publication: Murcia MI, Tortoli E, Menendez MC, Palenque E, Garcia MJ. Mycobacterium colombiense sp. nov., a novel member of the Mycobacterium avium complex and description of MAC-X as a new ITS genetic variant. Int J Syst Evol Microbiol 2006; 56:2049-2054. 🇪🇸

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 56, part 9 of the IJSEM. Int J Syst Evol Microbiol 2006; 56:2725-2726.

Nomenclatural status: validly published under the ICNP

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

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 risk group for Germany has been imported on 2026-08-13. The full classification is: risk group = 2. — 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 50 times in PubMed until 2026-06-11.
- 🪓 Organisms assigned to this species have previously been classified as Mycobacterium avium Chester 1901 (Approved Lists 1980). Publication: Chester FD. A Manual of Determinative Bacteriology. The MacMillan Co., New York, 1901. Skerman VBD, McGowan V, Sneath PHA. Approved lists of bacterial names. Int J Syst Bacteriol 1980; 30:225-420.
- 🫡 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. This name is not taxonomically suspended any more in favour of Mycobacterium avium Chester 1901 (Approved Lists 1980). Publication: Chester FD. A Manual of Determinative Bacteriology. The MacMillan Co., New York, 1901. Skerman VBD, McGowan V, Sneath PHA. Approved lists of bacterial names. Int J Syst Bacteriol 1980; 30:225-420.
- 🧍 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: Murcia MI, Tortoli E, Menendez MC, Palenque E, Garcia MJ. Mycobacterium colombiense sp. nov., a novel member of the Mycobacterium avium complex and description of MAC-X as a new ITS genetic variant. Int J Syst Evol Microbiol 2006; 56:2049-2054. 🇪🇸

Linking: To permanently link to this page, use https://doi.org/10.83108/rn.785392Link copied to clipboard

Record number: 785392

This LPSN page was printed on 2026-08-17 02:03:49

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Species Mycobacterium colombiense

Species ***Mycobacterium* *colombiense***