Difference between revisions of "Rickettsiales"

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===Overview===
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*Cause systemic diseases in animals
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*Usually use arthropod vectors
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===Characteristics===
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*Non-motile, pleomorphic Gram-negative organisms
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*Obligate intracellular pathogens
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*Require live cells for culture such as tissue culture cells or embryonated eggs
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*Require Romanowsky stains
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*Host and cell type specificity

Revision as of 17:36, 30 December 2008



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BACTERIA



Overview

  • Cause systemic diseases in animals
  • Usually use arthropod vectors


Characteristics

  • Non-motile, pleomorphic Gram-negative organisms
  • Obligate intracellular pathogens
  • Require live cells for culture such as tissue culture cells or embryonated eggs
  • Require Romanowsky stains
  • Host and cell type specificity