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18 Cards in this Set
- Front
- Back
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the aggregation by antibodies of suspended cells or similar-sized particles (agglutinogens) into clumps that settle
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agglutination
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in immunology, an augmented response or memory related to a prior stimulation of the immune system by antigen. it boosts the levels of immune substances
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anamnestice response
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the unusual or exaggerated alergic reaction to antigen that leads to sever respiratory and cardiac complications
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anaphylaxis
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allergic reaction classified as type I, with a strong familial relationship; caused by allergens, such as pollen, insect, venom, food, and dander. involve IgE antibody; includes symptomes of hayfever, asthma, and skin rash.
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atopic allergy
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molcules that are inheritantly part of self but are perceived by the immune system as foreign
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autoantigen
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a T lymphocyte programmed to directly affix cells and kill them.
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cytotoxic or killer T cells
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abbreviation for enzyme-linked immunosorbent assay, a very sensitive serological test used to detect antibodies in diseased such as AIDS
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ELISA
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an imcomplete or partial antigen. although it consitutes the determinative group and can bind antigen
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hapten
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an antigen present in a variety of phylogenetically unrelated species
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heterophile antigen
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a macrophage that stimulates lymphocyte function
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interleukin-1
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a soluble substance secreted by sensitized T lymphocytes upon contact with specific antigen.
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lymphokines
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a long lived progeny of a sensitized lymphocyte that remains in circulation and is genetically programmed to react rapidly with its antigen
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memory cells
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major histocompatibility complex
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MHC
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an antibody produced by a clone of lymphocytes that respond to a particular antigenic determinant and generate identical antibodies only to that determinant
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monoclonal antibodies
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the process of stimulating phabocytosis by affixing molecules (opsonins such as antibodies and complement) to the surfaces of foreign cells or particles
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opsonization
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RIA: a highly sensitve labratory procedure that employs radiosotope-labled substances to measure the levels of antibodies or antigens in the serum
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radioimmunoassay
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a white blood cell that is processed in the thymus gland and is involved in cell-mediated immunity
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T cell
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originally used in reference to inoculation with the cowpox or vaccinia virus to protect against small pox
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vaccination
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