Phylum Actinobacteria, Class Actinobacteria, Order Actinomycetales, Suborder Corynebacterineae, Family Mycobacteriaceae, Genus
Mycobacterium, Mycobacterium neumannii Nouioui et al. 2017.
Acid-alcohol-fast rods. Gram-positive. Non-motile.
Colonies after 5 days incubation at 37 ºC on Middelbrook 7H10, Lowenstein-Jensen,
proteose peptone–meat extract-glycerol, glucose-yeast extract-malt extract and tryptic
soy agar plates are yellow-orange. Grows at 28-37 ºC, optimally at 37 ºC, and at pH 7.
No growth at 10, 25 or 45 ºC. Grows in the presence of up to 8% w/v NaCl.
Source of isolation is unknown.
Resistant to sodium bromate, guanidine hydrochloride, tetrazolium blue, tetrazolium violet, vancomycin, aztreonam, lithium chloride,
nalidixic acid, rifamycin and potassium tellurite. Susceptible to fusidic acid, lincomycin, minocycline, niaproof and troleandomycin.
- Nouioui I, Sangal V, Carro L, Teramoto K, Jando M, Montero-Calasanz MDC, Igual JM, Sutcliffe I, Goodfellow M, Klenk HP. Two
novel species of rapidly growing mycobacteria: Mycobacterium lehmannii sp. nov. and Mycobacterium neumannii sp. nov. Int J
Syst Evol Microbiol 2017; 67:4948-4955.
Positive results for alkaline phosphatase, arylsulfatase (3 and 14 days), catalase, heat-stable catalase 68 ºC, niacin accumulation,
esterase (C4), Tween 80 hydrolysis, and urease.
Can utilize gamma-amino n-butyric acid, glucuronamide, N-acetyl D-glucosamine, dextrin, alpha-hydroxy-butyric acid, D-serine,
D-arabitol, D-fructose,D-mannitol, D-sorbitol, acetic acid, acetoacetic acid, butyric acid, beta-hydroxy-butyric acid, alpha-keto-glutaric
acid, citric acid, D-fructose-6-phosphate, D-gluconic acid, D-glucose, D-mannose, D-salicin, trehalose, glycerol, L-glutamic acid,
methyl pyruvate and propionic acid.
Negative results for alpha- and beta-glucosidase, nitrate reductase, and Tween 40 hydrolysis.
No utilization of D-glucuronic acid, D- and L-malic acid, glycine-proline, cellobiose, D-fucose, D-galacturonic acid,
D-glucose-6-phosphate, D-turanose, D or L-aspartic acid, L-alanine, L-arginine, lactose, alpha-keto-butyric acid, beta-gentiobiose,
beta-methyl D-glucoside, bromo-succinic acid, D-galactose, D-lactic acid methyl ester, maltose, melibiose, raffinose, D-saccharic
acid, gelatin, inosine, L-fucose, L-galactonic acid-glactone, L-histidine, L-lactic acid, L-pyroglutamic acid, L-rhamnose, L-serine,
mucic acid, myo-inositol, N-acetyl-beta D-mannosamine, N-acetyl D-galactosamine, N-acetyl neuraminic acid, 3-o-methyl-D-glucose,
pectin, p-hydroxy-phenylacetic acid, quinic acid, stachyose or sucrose.
(c) Costin Stoica