exam 2

2. Proteins that have many different variants across the human population are called
3. Naïve T cells can be induced to become regulatory T cells through exposure to:
6. The broad concept of by which our B and T cells “learn” to not react to our own bodies is called
10. Peptides fragments in the cytoplasm of human cells are taken to the endoplasmic reticulum by:
11. Proteins displayed on class I MHC molecules are
12. Peyer’s Patches are located in this tissue
13. What kind of cell serves as the mechanism for getting antigen into the Peyer’s patch?
14. Both B and T cells begin life in the:
15. Follicular dendritic cells use what molecule to attract B cells so the B cells may “sample” their antigens?
17. The portion of the invariant chain that occupies the class II MHC groove in an endosome is called
18. IL-12 is a cytokine that causes uncommitted T helper cells to become what class of T helper cell?
19. Activated T cells have license to visit specific areas of the body, and their ability to visit a site (or to not visit a site) is controlled by

1. What kinds of cells inspect the peptides presented on class I MHC molecules
4. The secondary lymphoid structure with the job of presenting opsonized antigens to B cells is
5. Virgin B cells that don’t pass the first test of having produced antibodies that do not react to self are given a second chance to change their light chain genes to create a new receptor in a process called
7. The component produced by CTLs that punches a hole into an infected cell’s membrane is called
8. MHC restriction is also known as:
9. IL-4 is a cytokine that causes uncommitted T helper cells to become what class of T helper cell?
16. The structures which can best be described as a sea of B cells that contain islands of follicular dendritic cells are called
17. helper T cells use ________ as the co-receptor.