The Immune System

The Immune System - The Immune System: Homeland Security...

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The Immune System: Homeland Security What are the major components of defense against microbial (viral, bacterial, fungal) pathogens? Why does vaccination confer protection? How can the adaptive immune system recognize so many different agents it has never before seen? Why does HIV infection cause immunodeficiency?
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A layered defense
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Evolution of the adaptive immune system Nadia Danilova MIT OpenCourseWare
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GALT = gut-associated lymphoid tissue
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Properties of the adaptive immune response
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Q: Why should people get a flu vaccine every year? A. Because the flu vaccine is only weakly immunogenic and requires multiple shots for it to take effect B. Because the immune memory for flu is short- lived C. Because new strains of flu virus arise rapidly; this year’s strain may be antigenically different from last year’s D. Because the flu virus evolves resistant to antibiotics
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Which of these is NOT immunogenic when implanted into a vertebrate body? A.
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This note was uploaded on 04/07/2008 for the course BIO 1510 taught by Professor Unknown during the Fall '07 term at Georgia Tech.

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The Immune System - The Immune System: Homeland Security...

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