Difference between revisions of "Spirochaetes"
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| + | ===Overview=== | ||
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| + | *Two families exist, ''Leptospiraceae'' and ''Spirochaetaceae'' | ||
| + | *''Leptospiraceae'' include the pathogens of the genus ''Leptospira'' | ||
| + | *''Spirochaetaceae'' include the pathogens of the genera ''Borrelia'', ''Brachyspira'' and ''Treponema'' | ||
| + | *Many cause zoonotic infections | ||
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| + | ===Characteristics=== | ||
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| + | *Spiral or helical Gram-negative bacteria | ||
| + | *Motile organisms via endoflagella | ||
| + | *Poor survival in the environment and sensitive to dessication | ||
| + | *Stain poorly with Gram stain | ||
| + | *Most require specialised media for growth | ||
| + | *Serology required for identification | ||
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[[Brachyspira hyodysenteriae]] | [[Brachyspira hyodysenteriae]] | ||
[[Leptospira]] | [[Leptospira]] | ||
Revision as of 09:36, 31 December 2008
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Overview
- Two families exist, Leptospiraceae and Spirochaetaceae
- Leptospiraceae include the pathogens of the genus Leptospira
- Spirochaetaceae include the pathogens of the genera Borrelia, Brachyspira and Treponema
- Many cause zoonotic infections
Characteristics
- Spiral or helical Gram-negative bacteria
- Motile organisms via endoflagella
- Poor survival in the environment and sensitive to dessication
- Stain poorly with Gram stain
- Most require specialised media for growth
- Serology required for identification