Species ***Mycobacterium* *interjectum***

Name: Mycobacterium interjectum Springer et al. 1995

Category: Species

Proposed as: sp. nov.

Etymology: in.ter.jec’tum. L. v. interjacio, to set, place, or put between; L. neut. adj. interjectum, placed between, corresponding to the phylogenetic position between rapid and slow-growing mycobacteria

Pronunciation, gender: in-ter-JEK-tum, neuter

Type strain: 4185/92; ATCC 51457; CCUG 37514; DSM 44064

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: HM037998 Analyse FASTA

Effective publication: Springer B, Kirschner P, Rost-Meyer G, Schroder KH, Kroppenstedt RM, Bottger EC. Mycobacterium interjectum, a new species isolated from a patient with chronic lymphadenitis. J Clin Microbiol 1993; 31:3083-3089.

IJSEM list: Anonymous. Validation list no. 52. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1995; 45:197-198.

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 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. — 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 30 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: Springer B, Kirschner P, Rost-Meyer G, Schroder KH, Kroppenstedt RM, Bottger EC. Mycobacterium interjectum, a new species isolated from a patient with chronic lymphadenitis. J Clin Microbiol 1993; 31:3083-3089.

Linking: To permanently link to this page, use https://lpsn.dsmz.de/species/mycobacterium-interjectumLink copied to clipboard

Record number: 778467

This LPSN page was printed on 2025-11-08 19:01:55

Subscribe to our newsletter

Species Mycobacterium interjectum

Species ***Mycobacterium* *interjectum***