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Definition
| molecule (often a protein) on the cell surface that can trigger an immune response in the body |
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| group of genetically identical lymphocytes produced from one parent cell that bound to an antigen |
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Definition
| type of white blood cell that can destroy infected body cells |
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| white blood cell with specific cell surface receptors, secretes antibodies into blood and lymph |
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| error in immune system when T lymphocytes attack the body’s own cells |
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Definition
| hypersensitive immune response to a normally harmless antigen |
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| lymphocyte remaining in the body for many years after recovery from an infection |
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Definition
| when the body is infected with the same pathogen for a second time |
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Definition
| white blood cells involved in the specific immune response |
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Definition
| molecule on the surface of the body’s own cells |
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Definition
| molecule on the surface of cells that are foreign to the body |
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Definition
| specific molecule on the surface of lymphocytes that can bind to antigens |
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Definition
| Y-shaped protein, with binding sites specific to one type of antigen |
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Definition
| cluster of antigens bound to antibodies, to be destroyed by phagocytosis |
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| any condition where T lymphocytes responds to self-antigens & attacks its own body tissues |
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| type 1 diabetes and rheumatoid arthritis |
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Definition
| examples of autoimmune diseases |
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Term
| secondary immune response |
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Definition
| events following a second exposure to an antigen |
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| faster production and higher concentration of antibodies |
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Definition
| features of the secondary immune response |
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Definition
| virus that attacks and destroys T lymphocytes |
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Definition
| acquired immune deficiency syndrome which leads to weakened immune system |
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