Mycobacterium duvalii

Mycobacterium duvalii is a species of the phylum Actinobacteria (Gram-positive bacteria with high guanine and cytosine content, one of the dominant phyla of all bacteria), belonging to the genus "Mycobacterium".
Description.
Gram-positive, nonmotile and pleomorphic acid-fast rods.
Colony characteristics
Physiology
Differential characteristics
Pathogenicity.
Pathogenesis.
Not pathogenic, but evidence insufficient. Biosafety level 1.
Type strain.
First isolated from cases of human leprosy by C. W. Duval.
Strain ATCC 43910 = CCUG 41352 = CIP 104539 = DSM 44244 = JCM 6396 = NCTC 358.