Immunity and Defence

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Across
  1. 2. 80% of circulating antibodies.
  2. 5. Serine proteases that trigger programmed cell death.
  3. 6. Neutrophils, basophils, and eosinophils are examples of ______.
  4. 8. The first line of defence in innate/natural immunity.
  5. 9. The adjective used to describe a mix of antibodies that bind to multiple epitopes.
  6. 11. What is stimulated (in B cells) when the antigen is first exposed to B cells and interact with a receptor on one of the B cells?
  7. 12. Attenuated virus/bacteria that trigger an immune response and memory cells.
  8. 13. what do macrophages do to pathogens?
  9. 15. A second exposure of the antigen stimulates memory cells, resulting in a rapid response to produce plasma cells and ________ t cells.
  10. 16. CD4 amplifies the signal generated by the TCR by recruiting "Tyrosine ______ Lck."
Down
  1. 1. Antibody-mediated immune response.
  2. 3. Binding of the Antibodies can _________ the pathogen in a number of ways.
  3. 4. An antigen can be a bacteria or a ______.
  4. 7. Besides bone marrow, what is the site of white blood cell production?
  5. 9. Macrophages will become antigen-________ cells.
  6. 10. B and T cell responses happen at the ____ time.
  7. 14. What do secreted antibodies (from plasma) bind to?