Species ***Mycobacterium* *houstonense***

Name: Mycobacterium houstonense Schinsky et al. 2004

Category: Species

Proposed as: sp. nov.

Etymology: hous.to.nen’se. N.L. neut. adj. houstonense, of or pertaining to Houston, TX, USA, where the first isolate of the Mycobacterium fortuitum third biovariant (sorbitol positive) was identified

Pronunciation (Latin), gender: my-ko-bak-TE-ri-um hous-to-NEN-se, neuter

Type strain: ATCC 49403; DSM 44676; JCM 15656; W5198

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: DQ987744 Analyse FASTA

Valid publication: Schinsky MF, Morey RE, Steigerwalt AG, Douglas MP, Wilson RW, Floyd MM, Butler WR, Daneshvar MI, Brown-Elliott BA, Wallace RJJ, et al. Taxonomic variation in the Mycobacterium fortuitum third biovariant complex: description of Mycobacterium boenickei sp. nov., Mycobacterium houstonense sp. nov., Mycobacterium neworleansense sp. nov. and Mycobacterium brisbanense sp. nov. and recognition of Mycobacterium porcinum from human clinical isolates. Int J Syst Evol Microbiol 2004; 54:1653-1667. 🇺🇸

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 54, part 5 of the IJSEM. Int J Syst Evol Microbiol 2005; 55:3-5.

Nomenclatural status: validly published under the ICNP

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

Risk group: 2

Synonyms:

Name	Kind
Mycolicibacterium houstonense (Schinsky et al. 2004) Gupta et al. 2018	homotypic synonym, validly published under the ICNP

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 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 = 1, note = "Animal classification RG: 2 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 2". — 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 11 times in PubMed until 2026-06-11.
- 🪓 Organisms assigned to this species have previously been classified as Mycobacterium fortuitum da Costa Cruz 1938 (Approved Lists 1980). Publication: Da Costa Cruz JC. Mycobacterium fortuitum um novo bacillo acidoresistance pathogenico para o homen. Acta Medica (Rio de Janeiro) 1938; 1:297-301. 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 fortuitum da Costa Cruz 1938 (Approved Lists 1980). Publication: Da Costa Cruz JC. Mycobacterium fortuitum um novo bacillo acidoresistance pathogenico para o homen. Acta Medica (Rio de Janeiro) 1938; 1:297-301. Skerman VBD, McGowan V, Sneath PHA. Approved lists of bacterial names. Int J Syst Bacteriol 1980; 30:225-420.

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

Assigned by: Schinsky MF, Morey RE, Steigerwalt AG, Douglas MP, Wilson RW, Floyd MM, Butler WR, Daneshvar MI, Brown-Elliott BA, Wallace RJJ, et al. Taxonomic variation in the Mycobacterium fortuitum third biovariant complex: description of Mycobacterium boenickei sp. nov., Mycobacterium houstonense sp. nov., Mycobacterium neworleansense sp. nov. and Mycobacterium brisbanense sp. nov. and recognition of Mycobacterium porcinum from human clinical isolates. Int J Syst Evol Microbiol 2004; 54:1653-1667. 🇺🇸

Linking: To permanently link to this page, use https://doi.org/10.83108/rn.778464Link copied to clipboard

Record number: 778464

This LPSN page was printed on 2026-08-15 06:12:02

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Species Mycobacterium houstonense

Species ***Mycobacterium* *houstonense***