(c) Costin Stoica
Staphylococcus arlettae
Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Phylum Firmicutes, Class Bacilli, Order Bacillales, Family Staphylococcaceae, Genus Staphylococcus, Staphylococcus arlettae  
Schleifer et al. 1985.
Gram-positive cocci, 0.5–1.5 μm, nonmotile, nonspore-forming.
Colonies beige or yellow, opaque, with entire margins, 6–8 mm in dimeter after 2
days incubation at 37 ºC on brain heart infusion agar. Grows aerobically, 37 ºC.
Other media: Trypticase Soy Agar ± 5% sheep blood, Special medium:  Casein
peptone 10g, Glucose 5g, Yeast extract 5g, NaCl 5g, Agar 15g; bring to 1000ml with
distilled water, pH 7.3.
Isolated from human and animal (mammals & birds) skin, mucous membranes, also from milk, chicken litter.
Novobiocin resistant.
Unknown pathogenicity (none / opportunistic).
  1. Holt J.G., Krieg N.R., Sneath P.H.A., Staley J.T., Wiliams S.T., 1994. Bergey's Manual of Determinative Bacteriology, Ninth Edition,
    Williams & Wilkins, Baltimore. Group 17, Gram-Positive Cocci, 527-558.
  2. Schleifer K.H., Kilpper-Balz R.,  Devriese L.A.: Staphylococcus arlettae sp. nov., S. equorum sp. nov. and S. kloosii sp. nov.: three
    new coagulase-negative, novobiocin-resistant species from animals. Syst. Appl. Microbiol., 1985, 5, 501-509.
  3. Karl-Heinz Schleifer and Julia A. Bell, 2009. Family VIII. Staphylococcaceae fam. nov.. In: (Eds.) P.D. Vos, G. Garrity, D. Jones, N.R.
    Krieg, W. Ludwig, F.A. Rainey, K.-H. Schleifer, W.B. Whitman. Bergey’s Manual of Systematic Bacteriology, Volume 3: The
    Firmicutes, Springer, 392-426.
Positive results for alkaline phosphatase, catalase, esculin hydrolysis, acid production
from: L-arabinose, arbutin, beta-gentibiose, fructose, D-fucose (weak), glucose,
lactose, trehalose, mannitol, raffinose, xylose, melezitose, turanose, ribose & sucrose.

Negative results for nitrates reduction, oxidase, hyaluronidase, staphylokinase, Tween
80 hydrolysis, coagulase-rabbit plasma, clumping factor, fibrinolysin, deoxyribonuclease agar, heat-stable nuclease, beta-
glucosidase, urease, acetoin production (VP), acid production from: xylitol, cellobiose, rhamnose, sorbitol & salicin.
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