For Immunology Chapter 8 Day 2 List two ways that MHC molecules exhibit diversity at an individual level. List two ways that MHC molecules exhibit diversity at a population level. Explain the difference in purpose of displaying self-peptides in MHC molecules in primary lymphoid organs vs. secondary lymphoid organs. Viral antigens are often displayed within … Continue reading MHC Diversity and Antigen Presentation Pathways

For Immunology Chapter 8 Day 1 Compare and contrast the structures of the MHC Class I and Class II molecules. (Include descriptions of overall structure with particular focus on domains and peptide-binding grooves.) Compare and contrast peptide binding to the grooves of MHC Class I and Class II molecules. (Include information like peptide length, anchor … Continue reading MHC Molecule Structure, Function, and Inheritance

For Immunology Chapter 7 Day 3 Discuss the purpose of the VpreB, 5λ, and pre-Tα proteins. There are two points in the flow chart of figure 7-11 where a B cell may choose to die. What has to happen to get these two points?  Why does the B cell get more “chances to live” when … Continue reading Putting Lymphoid Cell Receptors Together