2nd Immunology Test Review

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Across
  1. 3. _____ cells pass along a game plan for fighting to Th cells.
  2. 7. The cytokine IL-12 makes virgin T cells become ___ cells.
  3. 8. A ____ positive T cell has both CD3 and CD4 proteins embedded in it.
  4. 11. Naive T and B cells freely travel through _____ lymph organs.
  5. 12. Allows the immune system to see what is happening inside of a cell.
  6. 14. ____ selection tests if a T cell can recognize self antigens.
  7. 15. The cytokine IL-4 makes virgin T cells become ___ cells.
  8. 16. When CTLs kill a cell, what molecule breaches the cell wall.
Down
  1. 1. The coreceptor necessary for CTLs to bind to MHC II molecules.
  2. 2. Molecules that break down proteins in order to be presented on MHC.
  3. 4. The cytokine IL-6 makes virgin T cells become ___ cells.
  4. 5. The coreceptor necessary for CTLs to bind to MHC I molecules.
  5. 6. A single positive T cell has CD3 or ____ embedded in its surface.
  6. 9. What protein on APCs can bind to T cells to deactivate them.
  7. 10. The transporter protein that brings peptides to be loaded onto MHC 1 molecules.
  8. 13. ______ selection tests how strongly a T cell will bind to a self peptide.