Page 1544 - Veterinary Immunology, 10th Edition

VetBooks.ir Hypogammaglobulinemia Low levels of γ-globulins in blood.

I

Idiotype The collection of idiotopes on an immunoglobulin

molecule.

Immediate hypersensitivity The hypersensitivity reaction

mediated by IgE and mast cells, otherwise known as type I
hypersensitivity.

Immune complex Another term for antigen-antibody complexes.

Immune elimination The removal of an antigen from the body by

circulating antibodies and phagocytic cells.

Immune exclusion The prevention of binding of antigens to

mucosal surfaces by immunoglobulin A.

Immune globulin An antibody preparation containing specific

antibodies against a pathogen and used for passive
immunization.

Immune paralysis Tolerance induced by very high doses of
antigen.

Immune stimulants Compounds, commonly bacterial in origin,
that stimulate the immune system by promoting cytokine
release from macrophages.

Immune surveillance The concept that lymphocytes survey the
body for cancerous or abnormal cells and then eliminate them.

Immune synapse An organized molecular structure that forms by
receptors clustering in the area of contact between a T cell and

an antigen-presenting cell or a target cell.

Immunity The state of resistance to an infection.

Immunization The administration of an antigen to an individual in
order to confer immunity.

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