Microbiology Final Lecture 21: Corynebacterium & Listeria
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9 Terms
What are the unique characteristics of Corynebacterium Diptheriae? (3)
1. Only in humans
2. Does not spread systematically
3. Pseudomembrane
What are the transmission methods for Corynebacterium Diptheriae? (2)
1. Respiratory droplets
2. Direct contact
What is the main virulence factor for Corynebacterium Diptheriae?
Diphtheria Toxin (Stops protein synthesis)
What are the main diseases caused by Corynebacterium Diptheriae? (2)
1. Myocarditis
2. Neuropathy
What are the unique characteristics of Listeria Monocytogenes? (4)
1. Motile
2. Grows over large temperature + pH range
3. Grows in high salt concentrations
4. Triggers actin polymerization (Propels)
How can Listeria Monocytogenes be transmitted? (2)
1. Contaminated food
2. Transplacental
What is the unique virulence factor of Listeria Monocytogenes?
ActA
In what population does Listeria Monocytogenes cause disease?
Neonates
What immunity is important for Listeria Monocytogenes?
Cell-mediated immunity
Note 
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