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Unformatted text preview: 3). Lymphokines: a). Transfer factor sensitizes additional lymphocytes b). Lymphotoxin cytotoxic factor destroys host cells c). Macrophage Chemotactic Factor (MCF) attracts macrophages to site of reaction d). Macrophage Migration Inhibition Factor (MIF) keeps macrophages localized at site of reaction e). Macrophage Activating Factor increases activity macrophages angry macrophages 3. Types of Reactions a. Contact dermatitis 1). Allergens haptens complex with skin proteins 2). Absorbed through skin subcutaneous tissues 3). Reactions skin (red raised areas, itch) 4). Ex.: poison ivy b. Infectious allergies 1). Allergens intracellular bacteria (TB bacillus), systemic fungi, protozoans, helminths 2). Invade tissues delayed hypersensitivity c. Autoimmune disorders 1). Allergens host tissue cells 2). Destruction host tissue cells...
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