Mycobacteria that form colonies clearly visible to the naked eye in more than 7 days on subculture are termed slow growers. They can cause disease in humans.

List of slowly growing Mycobacteria

Nonchromogenic

Rough

Mycobacterium africanum ''Mycobacterium africanum'' is a species of ''Mycobacterium'' that is most commonly found in West African countries, where it is estimated to cause up to 40% of pulmonary tuberculosis. The symptoms of infection resemble those of ''M. tuberculosi ...

Mycobacterium bovis ''Mycobacterium bovis'' is a slow-growing (16- to 20-hour generation time) aerobic bacterium and the causative agent of tuberculosis in cattle (known as bovine TB). It is related to '' Mycobacterium tuberculosis'', the bacterium which causes tub ...

Mycobacterium leprae ''Mycobacterium leprae'' (also known as the leprosy bacillus or Hansen's bacillus), is one of the two species of bacteria that cause Hansen’s disease (leprosy), a chronic but curable infectious disease that damages the peripheral nerves an ...

* Mycobacterium lacus * Mycobacterium lepraemurium *

Mycobacterium microti ''Mycobacterium microti'' *Member of the Mycobacterium tuberculosis complex (MTBC) *Also known as the 'Vole bacillus' *Etymology: microtus is a genus that includes small field rodents such as the vole. This mycobacterium species was first descri ...

Mycobacterium pinnipedii ''Mycobacterium pinnipedii'' is a member of the Mycobacterium tuberculosis complex which primarily infects seals. It is a slowly growing Mycobacterium. The species is named after the Pinniped Pinnipeds (pronounced ), commonly known as sea ...

Mycobacterium shottsii ''Mycobacterium'' is a genus of over 190 species in the phylum Actinomycetota, assigned its own family, Mycobacteriaceae. This genus includes pathogens known to cause serious diseases in mammals, including tuberculosis ('' M. tuberculosis'') and ...

* Mycobacterium tuberculosis

Smooth

* Mycobacterium branderi * Mycobacterium heidelbergense *

Mycobacterium intracellulare ''Mycobacterium'' is a genus of over 190 species in the phylum Actinomycetota, assigned its own family, Mycobacteriaceae. This genus includes pathogens known to cause serious diseases in mammals, including tuberculosis ('' M. tuberculosis'') and ...

* Mycobacterium malmoense

Smooth to rough

Mycobacterium gastri ''Mycobacterium gastri'' 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''. Description Moderately ...

Mycobacterium haemophilum ''Mycobacterium haemophilum'' 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''. Description Short, o ...

Small and Transparent

Mycobacterium avium avium ''Mycobacterium avium'' 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''. The type strain is ATCC 2 ...

Mycobacterium avium paratuberculosis ''Mycobacterium avium'' subspecies ''paratuberculosis'' (MAP) is an obligate pathogenic bacterium in the genus '' Mycobacterium''. It is often abbreviated ''M. paratuberculosis'' or ''M. avium'' ssp. ''paratuberculosis''. It is the causative ag ...

Mycobacterium avium silvaticum ''Mycobacterium avium subsp. silvaticum'' 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''. Type stra ...

Mycobacterium genavense Mycobacterium genavense is a slow-growing 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''. Description N ...

* Mycobacterium montefiorense *

Mycobacterium ulcerans ''Mycobacterium ulcerans'' is a species of bacteria found in various aquatic environments. The bacteria can infect humans and some other animals, causing persistent open wounds called Buruli ulcer. ''M. ulcerans'' is closely related to '' Mycob ...

Photochromogenic

Mycobacterium intermedium ''Mycobacterium intermedium'' 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''. Etymology: Latin; int ...

Yellow and smooth *

Mycobacterium asiaticum ''Mycobacterium asiaticum'' is a slowly growing photochromogenic mycobacterium first isolated from monkeys in 1965. ''M. asiaticum'' can, but rarely, causes human pulmonary disease. Description Microscopy *Gram-positive, nonmotile, acid-fast, ...

Mycobacterium marinum ''Mycobacterium marinum'' is a slow growing mycobacterium (SGM) belonging to the genus ''Mycobacterium'' and the phylum Actinobacteria. The strain marinum was first identified by Aronson in 1926 and it is observed as a pathogenic mycobacterium. F ...

Yellow and rough *

Mycobacterium kansasii ''Mycobacterium kansasii'' is a bacterium in the ''Mycobacterium'' genus. It is an environmental bacteria that causes opportunistic infections in humans, and is the one of the leading mycobacterial causes of human disease after tuberculosis and ...

Scotochromogenic

Yellow

Mycobacterium conspicuum ''Mycobacterium conspicuum'' 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''. Description Gram-posit ...

Mycobacterium botniense ''Mycobacterium botniense'' is a slowly growing ''Mycobacterium'', which produces a yellow pigment. It was first isolated from a stream of water. ''M. botniense'' is most closely related to '' Mycobacterium xenopi''. Etymology Etymology ( ...

Mycobacterium farcinogenes ''Mycobacterium farcinogenes'' 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''. Although slow-growin ...

* Mycobacterium heckeshornense * Mycobacterium interjectum * Mycobacterium kubicae * Mycobacterium lentiflavum * Mycobacterium nebraskense * Mycobacterium nebraskense * Mycobacterium palustre * Mycobacterium tusciae

Yellow-Orange

* Mycobacterium cookii *

Mycobacterium flavescens ''Mycobacterium flavescens'' 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''. Etymology Its name is ...

Mycobacterium gordonae ''Mycobacterium gordonae'' is a species of '' Mycobacterium'' named for Ruth E. Gordon. It is a species of the phylum Actinomycetota (Gram-positive bacteria with high guanine and cytosine content, one of the dominant phyla of all bacteria), b ...

Rose-Pink

* Mycobacterium hiberniae

References

Bacteriology *S {{actinobacteria-stub