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Swedish University of Agricultural Sciences

Veterinary bacteriology: information about important bacteria
Veterinary bacteriology


Species/Subspecies: Mycobacterium ulcerans
Category: Primarily of interest in human medicin
Etymology: Genus name: small fungus-like rod.
Species epithet: cause ulceration
Significance:  [Of minor importance]   
Taxonomy:
Phylum
Actinobacteria
Class
Actinobacteria
Order
Corynebacteriales
Family
Mycobacteriaceae 
Genus
Mycobacterium
Type Strain: ATCC 19423 =NTCC 10417
Macromorphology (smell):
Micromorphology: Acid-fast rods
Gram +/Gram -:G+ (but difficult to gram stain)
Catalase/Oxidase:
Spec. Char.: M. ulcerans is a slow grower (it takes more than 7 days to see colonies with the naked eye).
Disease:Ulcerative skin infections.
Hosts: Humans
Clinical Picture: Ulcerative skin infections.
Virulence Factors: Forms an extrcellular heat-labile toxin.
16S rRNA Seq.:
Acc-noStrainNumber of NTOperon
X88926 Borstel 10564/70 1457  

Taxonomy/phylogeny:
 
About 175 species have been described within genus Mycobacterium and this genus is closely related to Rhodococcus, Nocardia and Corynebacterium. M. ulcerans is very closely related to M. marinum.
Updated:2020-11-05

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