Alcaligenes xylosoxidans: Difference between revisions

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Classification
==Classification==


Class: Betaproteobacteria
Class: Betaproteobacteria <br> Order: Burkholderiales<br> Family: Alcaligenaceae <br> Genus: Achromobacter (formerly Alcaligenes) <br> Species: A. xylosoxidans <br>
Order: Burkholderiales
Family: Alcaligenaceae
Genus: Achromobacter (formerly Alcaligenes)
Species: A. xylosoxidans


Background
==Background==


After it was discovered the only difference between the Alcaligenes and Achromobacter motile strains was the reaction in litmus milk, the genus name Alcaligenes was changed to Achromobacter (Hendrie et al. 1964). Achromobacter signifies colorless rodlet and xylosoxidans implies oxidizing xylose. Although Achromobacter strains had been previously described, Yabuuchi and Ohyama were the first to isolate A. xylosoxidans from ear discharge (Yabuuchi and Ohyama 1971).  
After it was discovered the only difference between the Alcaligenes and Achromobacter motile strains was the reaction in litmus milk, the genus name Alcaligenes was changed to Achromobacter.  <ref>Hendrie MS, Hodgkiss W, Shewan JM. 1964. Consideration on organisms of the Achromobacter-Alcaligenes group. Ann. Inst. 15:43-59.</ref> Achromobacter signifies colorless rodlet and xylosoxidans implies oxidizing xylose. Although Achromobacter strains had been previously described, Yabuuchi and Ohyama were the first to isolate A. xylosoxidans from ear discharge.<ref>Yabuuchi E, Ohyama A. 1971. Achromobacter xylosoxidans n. sp. from human ear discharge. Japan. J. Microbiol. 15(5):477-481.</ref>


Morphology and Cell Structure
==Morphology and Cell Structure==


Colonies are circular, flat to convex, smooth, and have an entire margin. The colonies tend to be colorless or grayish white. Cells are rod-shaped and Gram-negative. Cells are motile with a peritrichous flagella arrangement (Vos et al. 2009).
Colonies are circular, flat to convex, smooth, and have an entire margin. The colonies tend to be colorless or grayish white. Cells are rod-shaped and Gram-negative. Cells are motile with a peritrichous flagella arrangement. <ref>Vos, P., Garrity, G., Jones, D., Krieg, N.R., Ludwig, W., Rainey, F.A., Schleifer, K.-H. & Whitman, W.B. (eds., 2009). Bergey’s Manual of Systematic Bacteriology, 2nd ed., vol. 3, Springer-Verlag, New York, NY.</ref>


References
==References==


Hendrie MS, Hodgkiss W, Shewan JM. 1964. Consideration on organisms of the Achromobacter-Alcaligenes group. Ann. Inst. 15:43-59.
<references/>
 
Vos, P., Garrity, G., Jones, D., Krieg, N.R., Ludwig, W., Rainey, F.A., Schleifer, K.-H. & Whitman, W.B. (eds., 2009). Bergey’s Manual of Systematic Bacteriology, 2nd ed., vol. 3, Springer-Verlag, New York, NY.
 
Yabuuchi E, Ohyama A. 1971. Achromobacter xylosoxidans n. sp. from human ear discharge. Japan. J. Microbiol. 15(5):477-481.

Revision as of 22:19, 12 February 2017

Classification

Class: Betaproteobacteria
Order: Burkholderiales
Family: Alcaligenaceae
Genus: Achromobacter (formerly Alcaligenes)
Species: A. xylosoxidans

Background

After it was discovered the only difference between the Alcaligenes and Achromobacter motile strains was the reaction in litmus milk, the genus name Alcaligenes was changed to Achromobacter. [1] Achromobacter signifies colorless rodlet and xylosoxidans implies oxidizing xylose. Although Achromobacter strains had been previously described, Yabuuchi and Ohyama were the first to isolate A. xylosoxidans from ear discharge.[2]

Morphology and Cell Structure

Colonies are circular, flat to convex, smooth, and have an entire margin. The colonies tend to be colorless or grayish white. Cells are rod-shaped and Gram-negative. Cells are motile with a peritrichous flagella arrangement. [3]

References

  1. Hendrie MS, Hodgkiss W, Shewan JM. 1964. Consideration on organisms of the Achromobacter-Alcaligenes group. Ann. Inst. 15:43-59.
  2. Yabuuchi E, Ohyama A. 1971. Achromobacter xylosoxidans n. sp. from human ear discharge. Japan. J. Microbiol. 15(5):477-481.
  3. Vos, P., Garrity, G., Jones, D., Krieg, N.R., Ludwig, W., Rainey, F.A., Schleifer, K.-H. & Whitman, W.B. (eds., 2009). Bergey’s Manual of Systematic Bacteriology, 2nd ed., vol. 3, Springer-Verlag, New York, NY.