Name: Mycobacterium abscessus subsp. abscessus (Moore and Frerichs 1953) Leao et al. 2011

Category: Subspecies

Proposed as: subsp. nov.

Basonym: "Mycobacterium abscessus" Moore and Frerichs 1953

Etymology: abs.ces’sus. L. gen. masc. n. abscessus, of an abscess

Pronunciation, gender: abs-KES-sus, neuter

Type strain: ATCC 19977; CCUG 20993; CIP 104536; DSM 43491; DSM 44196; Hauduroy L948; JCM 13569; L948; NCTC 13031; TMC 1543

See detailed strain information at

Valid publication: Leao SC, Tortoli E, Euzeby JP, Garcia MJ. Proposal that Mycobacterium massiliense and Mycobacterium bolletii be united and reclassified as Mycobacterium abscessus subsp. bolletii comb. nov., designation of Mycobacterium abscessus subsp. abscessus subsp. nov. and emended description of Mycobacterium abscessus. Int J Syst Evol Microbiol 2011; 61:2311-2313.

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 61, part 9 of the IJSEM. Int J Syst Evol Microbiol 2011; 61:2797-2798.

Nomenclatural status: validly published under the ICNP

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

Risk group: 2

• Synonyms:

  • Name	Kind
    Mycobacteroides abscessus subsp. abscessus (Moore and Frerichs 1953) Gupta et al. 2018	homotypic synonym, validly published under the ICNP

• Emendations:
  • Tortoli et al. 2016 Tortoli E, Kohl TA, Brown-Elliott BA, Trovato A, Leao SC, Garcia MJ, Vasireddy S, Turenne CY, Griffith DE, Philley JV, et al. Emended description of Mycobacterium abscessus, Mycobacterium abscessus subsp. abscessus and Mycobacteriumabscessus subsp. bolletii and designation of Mycobacteriumabscessus subsp. massiliense comb. nov. Int J Syst Evol Microbiol 2016; 66:4471-4479. Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 66, part 11 of the IJSEM. Int J Syst Evol Microbiol 2017; 67:179-182.

• Notes:
  • 🙋 This subspecies could be automatically created (rule 40d) by the valid publication of Mycobacterium abscessus subsp. bolletii (Adékambi et al. 2006) Leao et al. 2011 but an explicit description was also provided. Publication: Leao SC, Tortoli E, Euzeby JP, Garcia MJ. Proposal that Mycobacterium massiliense and Mycobacterium bolletii be united and reclassified as Mycobacterium abscessus subsp. bolletii comb. nov., designation of Mycobacterium abscessus subsp. abscessus subsp. nov. and emended description of Mycobacterium abscessus. Int J Syst Evol Microbiol 2011; 61:2311-2313.
  • 😷 The risk group for Belgium has been imported on 2024-02-05. The full classification is: risk group = 2, note = "human and animal pathogen - biological class of risk animal: 2". — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 2, note = "ht". — The risk group for France has been imported on 2024-08-30. The full classification is: risk group = 2. — The risk group for United Kingdom has been imported on 2024-01-31. 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.
  • 🙆 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as the name to be applied to this subspecies. The name is on LoRN because of the recorded risk group of the species itself.
  • 🧍 The authorship [formerly (Moore and Frerichs 1953) Kusunoki and Ezaki 1992] was corrected according the new Rule 40d. Publication: Oren A, Arahal DR, Goker M, Moore ERB, Rossello-Mora R, Sutcliffe IC. International Code of Nomenclature of Prokaryotes. Prokaryotic Code (2022 Revision). Int J Syst Evol Microbiol 2023; 73:5585.
  • 🧍 The original authorship, (Moore and Frerichs 1953) Kusunoki and Ezaki 1992, was corrected according to the new Rule 40d. Publication: Garrity GM, Labeda DP, Oren A. Judicial Commission of the International Committee on Systematics of Prokaryotes. XIIth International (IUMS) Congress of Bacteriology and Applied Microbiology. Minutes of the meetings, 3, 4 and 6 August 2008, Istanbul, Turkey. Int. J. Syst. Evol. Microbiol. 2011; 61:2775-2780.

Parent taxon: Mycobacterium abscessus (Moore and Frerichs 1953) Kusunoki and Ezaki 1992

Assigned by: Leao SC, Tortoli E, Euzeby JP, Garcia MJ. Proposal that Mycobacterium massiliense and Mycobacterium bolletii be united and reclassified as Mycobacterium abscessus subsp. bolletii comb. nov., designation of Mycobacterium abscessus subsp. abscessus subsp. nov. and emended description of Mycobacterium abscessus. Int J Syst Evol Microbiol 2011; 61:2311-2313.

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Record number: 789430