Term
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Definition
| secrete cytokines as costimulators; display CD4 proteins |
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Term
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Definition
| recognize foreign antigens combined with MHC-1 molecules on the surface of body cells infected by microbes, some tumor cells, and cells of a tissue transplant; display CD8 proteins |
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Term
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Definition
| are programmed to recognize the reappearance of a previously encountered antigens |
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Term
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Definition
| differentiate into plasma cells that secrete specific antibodies |
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Term
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Definition
| lymphocytes that have the ability to kill a wide variety of infectious microbes plus certain spontaneously arising tumor cells; lack antigen receptors |
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Term
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Definition
| ingest microbes or any foreign particulate matter; include neutrophils and macrophages |
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Term
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Definition
| process and present exogenous antigens; include macrophages, B cells, and dendritic cells |
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