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AP Biology Immune Systems Part 1 Bozeman Immune System • http://www.youtube.com/watch?v=z3M0vU3 Dv8E Glycolipids and Glycoproteins of the ECM Innate Immunity Phagocyte “eating” a pathogen Macrophage Chasing Bacteria • http://www.youtube.com/watch?v=I_xhbkiv_c Immune Response Pathogen Pin Blood clot Macrophage Chemical signals Phagocytic cells Capillary Red blood cell Blood clotting elements Phagocytosis Glycolipids and Glycoproteins of the ECM MHCs Infected cell Microbe Antigen fragment Antigenpresenting cell Antigen fragment Class II MHC molecule Class I MHC molecule T cell receptor T cell receptor Cytotoxic T cell Helper T cell How do MHC’s work? MHC I MHC II Plant defenses - Thorns Plant defenses - cork Predatory attractants and the Signal Transduction Pathway Recruitment of parasitoid wasps that lay their eggs within caterpillars Synthesis and release of volatile attractants Wounding Chemical in saliva Signal transduction pathway
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