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Phylum Actinobacteria, Class Actinobacteria, Order Micrococcales, Family Micrococcaceae, Genus Arthrobacter, Arthrobacter
sanguinis
Mages, Frodl, Bernard and Funke, 2009.
Gram-positive coryneform bacteria without irregular branching. Spores are not
produced.
Colonies are whitish-grayish, slightly convex, creamy texture; up to 2 mm in diameter
after 24 h of incubation at 35 ºC on blood agar. Obligate aerobic.
Isolated from human blood culture. Susceptible to beta-lactams, doxycycline, gentamicin, rifampin, vancomycin and linezolid.
Undetermined. Isolated from human blood culture.
  1. Mages I.S., Frodl R., Bernard K.A. and Funke G., 2008. Identities of Arthrobacter spp. and Arthrobacter-Like Bacteria Encountered
    in Human Clinical Specimens. J. Clin. Microbiol. Vol. 46, No. 9, p. 2980-2986.
Positive results for acid phosphatase, alkaline phosphatase, catalase, esterase (C4),
esterase lipase (C8), alpha- and beta-galactosidase, alpha-glucosidase, gelatin
hydrolysis, N-acetyl-glucosaminidase, leucine arylamidase, alpha-mannosidase,
pyrazinamidase & trypsin.

Negative results for cystine arylamidase, chymotrypsin, esculin hydrolysis, alpha-fucosidase, beta-glucosidase, beta-glucuronidase,
lipase, nitrate reduction, urease, acid production from: glucose, glycogen, lactose, maltose, mannitol, ribose, sucrose & xylose.
Arthrobacter sanguinis
(c) Costin Stoica
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