B1510_module5_3_immunology

B1510_module5_3_immunology - The Immune System Homeland...

Info iconThis preview shows pages 1–8. Sign up to view the full content.

View Full Document Right Arrow Icon
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?
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
A layered defense
Background image of page 2
Evolution of the adaptive immune system Nadia Danilova MIT OpenCourseWare
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
GALT = gut-associated lymphoid tissue Evolution of lymphoid tissues
Background image of page 4
Properties of the adaptive immune response
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Q: The adaptive immune response: A) Evolved in the common ancestor to all animals B) Is specific for a particular antigen C) Exhibits long-term memory of prior exposure to a particular antigen D) Both A) and B) E) Both B) and C)
Background image of page 6
Two branches of the adaptive immune system Plasma cells (B cells) produce antibodies Soluble IgG in blood and lymph Secretory IgA in mucus, tears, milk, saliva Rarer antibody types: IgM, IgD, IgE Cytotoxic T cells Attack and eliminate virus-infected cells
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 8
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 05/01/2011 for the course BIOL 1510 taught by Professor Jungh.choi during the Spring '07 term at Georgia Tech.

Page1 / 21

B1510_module5_3_immunology - The Immune System Homeland...

This preview shows document pages 1 - 8. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online