Across
- 2. the protein that prevents C9 from being incorporated into MACs is
- 4. the most common reinforcement for battling macrophages
- 8. the pathway that is spontaneous and is like grenades going off randomly to destroy unprotected surfaces
- 10. The state or level of a macrophage that involves cleaning up dying cells, keeping tissues clean
- 12. the system that involves three ways to be activated
- 15. chemicals that recruit other immune systems to the battle site
- 17. the acronym for a component of the outer cell membrane of gram-negative bacteria that can bind to receptors on the surface of primed macrophages.
- 18. this type of immune system focuses on patterns of carbohydrates and fats that are found on the surface of common pathogens
- 19. Helper T cells secrete these chemical messengers
- 20. expressed on the surface of neutrophils
Down
- 1. Dendritic cells, neutrophils, and macrophages are considered
- 3. Only expressed when IL-1 and TNF signal an invasion nearby
- 5. the protein that is expressed on the surface of the endothelial cells that line blood vessels
- 6. the type of T cell that keeps the immune system from overreacting
- 7. the region of an antibody that binds to an antigen
- 9. The four types of DNA modules
- 11. a lot of this protein is made in advance by the neutrophil and is stored inside the cell until needed
- 13. the compound that is found on the surface of cells of many pathogens but not on human cells
- 14. Collectively, B cells and T cells are called this
- 16. what antibodies do to bacteria and viruses by binding to the invader
- 21. contains powerful chemicals and enzymes that can destroy bacteria