Infection & Immunity terms
Infectious agents, immune responses, vaccines, inflammation, and immune disorders. Browse definitions and meanings below.
Terms in this topic
Alphabetical order-
A type of immune reaction in which a target cell or microbe is coated with antibodies and killed by certain types of white blood cells.
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A hypersensitive immune reaction to a substance that normally is harmless or would not cause an immune response in most people.
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A severe and sometimes life-threatening immune system reaction to an antigen that a person has been previously exposed to.
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A vaccine made of antibodies that see other antibodies as the antigen and bind to it.
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A protein made by plasma cells (a type of white blood cell) in response to an antigen (a substance that causes the body to make a specific immune response).
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A type of immune reaction in which a target cell or microbe is coated with antibodies and killed by certain types of white blood cells.
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A type of immune reaction in which a target cell or microbe is coated with antibodies and killed by certain types of white blood cells.
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Any substance that causes the body to make a specific immune response.
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A type of immune cell that boosts immune responses by showing antigens on its surface to other cells of the immune system.
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A vaccine made of antigens and antigen-presenting cells (APCs).
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A type of immune cell that boosts immune responses by showing antigens on its surface to other cells of the immune system.
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A vaccine made of antigens and antigen-presenting cells (APCs).
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A rare, inherited, progressive, degenerative disease of childhood that causes loss of muscle control, a weakened immune system, and an increased risk of cancer.
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A type of laboratory mouse that is hairless, lacks a normal thymus gland, and has a defective immune system because of a genetic mutation.
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An aggressive (fast-growing) type of T-cell non-Hodgkin lymphoma caused by the human T-cell leukemia virus type 1 (HTLV-1).
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A type of immune cell that makes proteins called antibodies, which bind to microorganisms and other foreign substances, and help fight infections.
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A molecule that helps control immune responses in the body.
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A type of immune cell that has granules (small particles) with enzymes that are released during allergic reactions and asthma.
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In medicine, refers to a vaccination given after a previous vaccination.
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A protein that can stimulate an immune response.