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Unformatted text preview: cells, part of what is called innate immunity o Humoral immune response: antibodies bind to and inactivate antigens o Cell-mediated immunity: cells respond directly and actively to eliminate antigens Granulocytes: Often called polymorphonucleocytes (PMNs) because of their multilobed nuclei o Neutrophils: membrane ruffles, granular, phagocytosis, chemical attack on bacteria and other foreign objects through degranulation Phagocytosis: process of a cell engulfing solid particles. The vesicle in which the object now resides is a phagosome o Basophils: leave the tissue to become mast cells, release substances that increase vascular permeability and recruit other immune cells - inflammation o Eosinophils: generally involved in attacks on parasites and multicellular organisms Monocytes/Macrophages: large nucleus, membrane ruffles, lysosomes, phagocytosis, antigen display (a.k.a. antigen presentation)...
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This note was uploaded on 04/23/2011 for the course BIME 2102 taught by Professor Kim during the Spring '11 term at UVA.
- Spring '11