Immunology Midterm #2

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Across
  1. 3. The chain of proteins that act as chaperones to make sure only the correct exogenous peptides can be loaded onto class II MHC molecules
  2. 7. The type of selection that decides to kill off T cells which bind strongly to self-peptides
  3. 9. The transcription factor that is able to express proteins from tissue-specific cells
  4. 10. A protein anchored on the cell membrane of a B cell
  5. 12. The name of MHC class II presentation in which intracellular peptides are presented
  6. 15. A protein excreted outside of a B cell
  7. 17. The name of a center which is called a secondary-lymphoid follicle
  8. 18. The name of the second signal needed to activate T cells
Down
  1. 1. The amount of MHC class I genes in an individual person
  2. 2. the surface of antigen-presenting cells
  3. 4. The type of molecules needed to allow lymphocytes to move through the tissues
  4. 5. An important process for re-activating B and T cells and finding their cognate antigen
  5. 6. A protein released by CTLs that helps execute the target cell
  6. 8. What occurs when T cells do not receive co-stimulation and become turned off?
  7. 11. A process that lymphocytes undergo which causes swelling in the lymph node
  8. 13. A protein needed for co-stimulation that is
  9. 14. The type of selection that T cells bind "too weakly" will be eliminated
  10. 16. A process in which a cTEC chops up pieces of its own components to be presented on MHC class II