Mycobacterium madagascariense
Scientific classification
Domain:	Bacteria
Phylum:	Actinomycetota
Class:	Actinomycetia
Order:	Mycobacteriales
Family:	Mycobacteriaceae
Genus:	Mycobacterium
Species:	M. madagascariense
Binomial name
Mycobacterium madagascariense Ausina et al. 1992, ATCC 49865

Mycobacterium madagascariense
Etymology: madagascariense, relating to Madagascar where it was first isolated.

Description

Polymorphic, gram-positive, nonmotile and acid-fast rods.

Colony characteristics

• Smooth and glistening colonies with yellow or orange pigmentation (1-2mm in diameter).

Physiology

• Rapid growth on Löwenstein-Jensen medium and Middlebrook 7H10 agar at 31 °C. No growth at 37 °C or above.

Differential characteristics

• Differentiated from Mycobacterium aurum and Mycobacterium obuense by its failure to grow at 37 °C

Pathogenesis

• Not known to be pathogenic.
• Biosafety level 1

Type strain

• First isolated from three different sphagnum biotopes in Madagascar.

Strain P2 = ATCC 49865 = CIP 104538 = JCM 13574.