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Phylum Actinobacteria, Class Actinobacteria, Order Micrococcales, Family Microbacteriaceae, Genus Microbacterium, Microbacterium
arborescens
(Frankland and Frankland 1889) Imai, Takeuchi and Banno 1985.

Historical synonym:
Flavobacterium arborescens (Frankland and Frankland 1889)
Bergey, Harrison, Breed, Hammer and Huntoon 1923.
Gram-positive rods, 0.5 / 2.5 µm. Motile. Non-spore-forming.
Colonies are orange. Good growth on BHI agar. Aerobic growth. Grows at 28-37 ºC,
optimum.
Isolated from river and lake water.
Undetermined.
  1. 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.
Positive results for gelatin hydrolysis, H2S production, Tween 60 hydrolysis (weak
reaction),
acid production from: L-arabinose, sucrose, trehalose (weak reaction) & xylose.

Negative results for
arginine dihydrolase, nitrate reduction, Tweens 20, 40, 80 hydrolysis, Voges-Proskauer test, acid production from:
inulin & raffinose.
Microbacterium arborescens
(c) Costin Stoica
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