Immune tolerance induction

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• Immune tolerance — or immunological tolerance is the process by which the immune system does not attack an antigen.[1] It can be either natural or self tolerance , in which the body does not mount an immune response to self antigens, or induced tolerance , in which …   Wikipedia

• Immune tolerance in pregnancy — or gestational/maternal immune tolerance is the absence of a maternal immune response against the fetus and placenta, which thus may be viewed as unusually successful allografts, since they genetically differ from the mother.[1] In the same way,… …   Wikipedia

• Immune privilege — is a term used to describe certain sites in the body which are able to tolerate the introduction of antigen without eliciting an inflammatory immune response. Tissue grafts are normally recognised as foreign antigen by the body and attacked by… …   Wikipedia

• Immune system — A scanning electron microscope image of a single neutrophil (yellow), engulfing anthrax bacteria (orange). An immune system is a system of biological structures and processes within an organism that protects against disease by identifying and… …   Wikipedia

• tolerance — 1. The ability to endure or be less responsive to a stimulus, especially over a period of continued exposure. 2. The power of resisting the action of a poison or of taking a drug continuously or in large doses without injurious effects. [L.… …   Medical dictionary

• immune response — Alteration in the reactivity of an organism s immune system in response to an antigen; in vertebrates, this may involve antibody production, induction of cell mediated immunity, complement activation or development of immunological tolerance …   Dictionary of molecular biology

• Adaptive immune system — The adaptive immune system is composed of highly specialized, systemic cells and processes that eliminate or prevent pathogenic challenges. Thought to have arisen in the first jawed vertebrates, the adaptive or specific immune system is activated …   Wikipedia

• Central tolerance — is the mechanism by which newly developing T cells and B cells are rendered non reactive to self[1]. The concept of central tolerance was proposed in 1959 by Joshua Lederberg[2], as part of his general theory of immunity and tolerance, and is… …   Wikipedia

• split tolerance — 1. following induction of 2. immunologic tolerance to allogeneic cells, tolerance to an antigen or group of antigens on the cell surface occurs, while there is an immune response to other antigens on the cell surface. immunologic tolerance that… …   Medical dictionary

• immunologic tolerance — an immune response consisting of the development of specific nonreactivity of the lymphoid tissues to a given antigen that in other circumstances can induce cell mediated or humoral immunity; it results from previous contact with the antigen and… …   Medical dictionary

• Peter Medawar — Sir Peter Medawar Born 28 February 1915(1915 02 28) Petrópolis, Brazil …   Wikipedia