Mycobacterium interjectum

Mycobacterium interjectum is a species of the phylum Actinomycetota (Gram-positive bacteria with high guanine and cytosine content, one of the dominant phyla of all bacteria), belonging to the genus Mycobacterium.

Mycobacterium interjectum
Scientific classification Edit this classification
Domain: Bacteria
Phylum: Actinomycetota
Class: Actinomycetia
Order: Mycobacteriales
Family: Mycobacteriaceae
Genus: Mycobacterium
Species:
M. interjectum
Binomial name
Mycobacterium interjectum
Springer et al. 1995, ATCC 51457

Name

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Etymology: Phylogenetic position between (Latin: interjectum) rapidly and slowly growing mycobacteria.

Description

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Mycobacterium interjectum is Gram-positive, nonmotile and acid-fast rods (0.6-1.0 μm x 0.7-2.0 μm). Filaments (up to 6.0 μm) possible.

Colony characteristics

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Dysgonic, smooth and scotochromogenic colonies (1–2 mm in diameter).

Physiology

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Differential characteristics

  • Most closely related to M. simiae.
  • Phylogenetic position between rapidly and slowly growing mycobacteria.

Pathogenesis

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Type strain

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Strain 4185/92 = ATCC 51457 = CCUG 37514 = DSM 44064

References

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  • Springer et al. 1993. Mycobacterium interjectum, a new species isolated from a patient with chronic lymphadenitis. J. Clin. Microbiol., 31, 3083–3089.
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