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Legend: +,90% or more of strains are positive; − 90% or more of strains are negative; v variable/weak, * species included in M. avium
| Mycobacterium marseillense |
Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Phylum Actinobacteria, Class Actinobacteria, Order Actinomycetales, Suborder Corynebacterineae, Family Mycobacteriaceae, Genus
Mycobacterium, Mycobacterium marseillense Ben Salah et al. 2009.
Member of the the Mycobacterium avium complex (MAC).
Mycobacterium, Mycobacterium marseillense Ben Salah et al. 2009.
Member of the the Mycobacterium avium complex (MAC).
Acid-fast rods,0.92-1.03 x 0.50–0.54 μm. Gram-positive. Pseudo-mycelium formation.
Colonies are rough, non-pigmented and grow on 5% sheep blood agar, Middlebrook
7H10 agar and egg-based Lowenstein-Jensen medium after 10 days incubation at
30 ºC. Can grow at 45 ºC. No growth in media supplemented with 5% NaCl or on
MacConkey agar.
7H10 agar and egg-based Lowenstein-Jensen medium after 10 days incubation at
30 ºC. Can grow at 45 ºC. No growth in media supplemented with 5% NaCl or on
MacConkey agar.
Isolated from sputum, skin, and from 4 years old girl lymph node. Sensitive to clarithromycin, azithromycin, and amikacin; moderately
sensitive to moxifloxacin; and resistant to ethambutol and rifampin.
sensitive to moxifloxacin; and resistant to ethambutol and rifampin.
May produce pulmonary and skin infections, sinusitis and lymphadenitis.
- I. B. Salah, C. Cayrou, D. Raoult, and M. Drancourt, Mycobacterium marseillense sp. nov., Mycobacterium timonense sp. nov. and
Mycobacterium bouchedurhonense sp. nov.,members of the Mycobacterium avium complex. International Journal of Systematic
and Evolutionary Microbiology, vol. 59, no. 11, pp. 2803-2808, 2009. - A. Azzali, C. Montagnani, M. T. Simonetti, G. Spinelli, M. de Martino, L. Galli. First case of Mycobacterium marseillense lymphadenitis
in a child. Ital J Pediatr. 2017; 43: 92. Published online 2017 Oct 10. doi: 10.1186/s13052-017-0413-5. - Bibo Xie, Yanqing Chen, Jian Wang, Wei Gao, Haiqing Jiang, Jiya Sun, Xindong Jin, Xudong Sang, Xiaobing Yu, Hongsheng Wang.
Mycobacterium marseillense Infection in Human Skin, China, 2018. Emerg Infect Dis. 2019 Oct; 25(10): 1991–1993. doi: 10.3201
/eid2510.190695. - Grottola A, Roversi P, Fabio A, et al. Pulmonary Disease Caused by Mycobacterium marseillense, Italy. Emerging Infectious
Diseases. 2014;20(10):1769-1770. doi:10.3201/eid2010.140309.
Positive results for acetoin production, acid phosphatase, iron uptake, pyrazinamidase, and pyrolidonyl arylamidase.
Negative results for niacin accumulation, tellurite reduction (weak reaction may occur), and urea hydrolysis.
No utilization of citrate and glucose as sole carbon source.
Variable results for Tween 80 hydrolysis.
Negative results for niacin accumulation, tellurite reduction (weak reaction may occur), and urea hydrolysis.
No utilization of citrate and glucose as sole carbon source.
Variable results for Tween 80 hydrolysis.
(c) Costin Stoica
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