Mycobacterium conspicuum
Mycobacterium conspicuum is a species of the phylum Actinobacteria, belonging to the genus Mycobacterium.Description
and nonmotile acid-fast coccobacilli. Does not form spores, capsules or aerial hyphae.
Colony characteristics
Physiology
- Slow growth on Löwenstein-Jensen medium at temperatures between 22 °C and 31 °C after 2–3 weeks.
- Susceptible to ethambutol, rifampin, streptomycin, resistant to pyrazinamide.
- Synthesis of α- and keto-mycolates and wax esters.
- no tolerance to 5% NaCl, positive for Tween 80 hydrolysis and for 10-day-arylsulfatase. Negative for production of nicotinic acid, acetamidase, benzamidase, urease, isonicotinamidase, nicotinamidase, pyrazinamidase, succinidamidase, nitrate reductase and tellurite reduction.
Pathogenesis
Opportunistic pathogen, disseminated mycobacteriosis, Biosafety level 2.First isolated from two male HIV infected patients in Germany.
Strain 3895/92 = ATCC 700090 = CIP 105165 = DSM 44136.
