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10 Cards in this Set
- Front
- Back
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4 general virulence factors
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1. adhesion
2. evasion of host's immune response 3. acquisition of nutrients 4. production of cell/tissue damage |
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3 species involved in Bovine Shipping Fever Complex (bovine respiratory disease complex)
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1. Mannheimia haemolytica
2. Pasteurella multocida 3. Haemophilus somnus |
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M. hemolytica, P. multocida, and H. somnus are involved in _________.
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Bovine Shipping Fever Complex )aka bovine respiratory disease complex)
|
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Morphology/staining of Pasteurella/Mannheimia.
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Gram-neg
coccobacilli |
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O2 requirement of Pasteurella/Mannheimia.
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facultative anaerobe
(prefers low O2 levels) |
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Virulence factors of Pasteurella/Mannheimia
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capsule
adhesin cell wall toxins iron acquisition |
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List 3 ways a capsule contributes to virulence
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1. protects from phagocytosis
2. facilitates adherence 3. protects from complement |
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2 foreign animal disease types of Pasteurella multocida
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serotype B2 (Asia)
serotype E2 (Africa) |
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Transmission of Pasteurella/Mannheimia.
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inhalation
ingestion direct inoculation (bite, scratch, etc) |
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Morphology/Staining of Actinobacillus
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Gram-neg
coccobacillus |
