Learning
Objectives for "Bacterial Pathogenesis: Factors that Promote Colonization
of the Host
3. The Ability to Invade Host Cells"
After completing this section you should be able to perform the following objectives.
1. * Briefly describe the mechanism by which invasins enable certain bacteria to enter host cells. State why it might be a benefit to invade a host cell, and name 2 bacteria that are able to do this and name an infection that each bacterium causes.
2. State what is meant by actin-based motility and state why this might be an advantage for a bacterium.
3. Name two bacteria that use both invasins and motility to penetrate host cells and name an infection each causes.
Highlighted Bacterium
1. Read the description of Shigella and match the bacterium with the description of the organism and the infection it causes.
2. Read the description of Salmonella and match the bacterium with the description of the organism and the infection it causes.
3. Read the description of Borrelia bergdorferi and match the bacterium with the description of the organism and the infection it causes.
(*) or (**) = possible discussion question
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Gary E. Kaiser
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Updated: July, 2007
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Gary Kaiser