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Phylum Actinobacteria, Class Actinobacteria, Order Micrococcales, Family Microbacteriaceae, Genus Microbacterium, Microbacterium
gubbeenense
Brennan, Brown, Goodfellow, Ward, Beresford, Vancanneyt, Cogan and Fox, 2001.
Gram-positive, small, slender rods, 0.5-2.0 µm length, arranged in V-shapes, typical
coryneform morphology.
Motile. Non-spore-forming.
Colonies are cream, irregular, matt, slightly raised, 1-5 mm in diameter on Peptone
Yeast extract Agar after 5 days at 30 ºC. Facultative anaerobe. Grows in 5-12% NaCl
media. No growth at 37 ºC.
Isolated from surface of Gubbeen, Irish farmhouse smear-ripened cheese.
Undetermined.
  1. Brennan N.M., Brown R., Goodfellow A.C.W., Beresford T.P., Vancanneyt M., Cogan T.M. and Fox P.F., 2001. Microbacterium
    gubbeenense sp. nov., from the surface of a smear-ripened cheese. Int J Syst Evol Microbiol 51, 1969-1976.
  2. Suzuki K.I. and Hamada M., 2012. Genus I. Microbacterium Orla-Jensen 1919, emend. Takeuchi and Hatano 1998. In: Goodfellow
    M., Kampfer P. et al. (Editors), Bergey’s Manual of Systematic Bacteriology, Second Edition, Vol. Five, The Actinobacteria, Part A, p.
    814-852.
Description is based on API 20NE and API ZYM results.

Positive results for acid phosphatase, alkaline phosphatase, catalase, esterase,

esterase lipase, alpha- and beta-galactosidase, alpha- and beta-glucosidase, N-acetyl-beta-glucosaminidase, leucine arylamidase,
nitrate reduction, acid production from: L-arabinose, galactose, glucose, lactose, mannose, sucrose & trehalose.

Negative results for arginine dihydrolase, chymotrypsin, cystine arylamidase, alpha-fucosidase, beta-glucuronidase, H
2S production,  
indole production, lipase, alpha-mannosidase, methyl red, oxidase, starch hydrolysis, trypsin, Tween 20, 40, 60 or 80 hydrolysis,
urease, valine arylamidase, Voges-Proskauer test, acid production from:
inulin, melezitose, raffinose, rhamnose, ribose & xylose.
Microbacterium gubbeenense
(c) Costin Stoica
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