immune tolerance

immune tolerance
Tolerance Tol"er*ance, n. [L. tolerantia: cf. F. tol['e]rance.] 1. The power or capacity of enduring; the act of enduring; endurance. [1913 Webster]

Diogenes, one frosty morning, came into the market place, shaking, to show his tolerance. --Bacon. [1913 Webster]

2. The endurance of the presence or actions of objectionable persons, or of the expression of offensive opinions; toleration. [1913 Webster]

3. (Med.) The power possessed or acquired by some persons of bearing doses of medicine which in ordinary cases would prove injurious or fatal. [1913 Webster]

4. (Forestry) Capability of growth in more or less shade. [Webster 1913 Suppl.]

5. the allowed amount of variation from the standard or from exact conformity to the specified dimensions, weight, hardness, voltage etc., in various mechanical or electrical devices or operations; -- caklled also {allowance} specif.: (Coinage) The amount which coins, either singly or in lots, are legally allowed to vary above or below the standard of weight or fineness. [Webster 1913 Suppl. +PJC]

6. (Biochemistry) the capacity to resist the deleterious action of a chemical agent normally harmful to the organism; as, the acquired tolerance of bacteria to anitbiotics. [PJC]

7. (Immunology) the acquired inability to respond with an immune reaction to an antigen to which the organism normally responds; -- called also {immunotolerance}, {immunological tolerance}, or {immune tolerance}. Such tolerance may be induced by exposing an animal to the antigen at a very early stage of life, prior to maturation of the immune system, or, in adults, by exposing the animal to repeated low doses of a weak protein antigen ({low-zone tolerance}), or to a large amount of an antigen ({high-zone tolerance}). [PJC]

{Tolerance of the mint}. (Coinage) Same as {Remedy of the mint}. See under {Remedy}. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

Игры ⚽ Поможем сделать НИР

Look at other dictionaries:

  • 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 — A state of unresponsiveness to a specific antigen (immune stimulus) or group of antigens to which a person is normally responsive. Immune tolerance can result from a number of causes, including: {{}}Prior contact with the same antigen in fetal… …   Medical dictionary

  • 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

  • Tolerance — Tol er*ance, n. [L. tolerantia: cf. F. tol[ e]rance.] 1. The power or capacity of enduring; the act of enduring; endurance. [1913 Webster] Diogenes, one frosty morning, came into the market place, shaking, to show his tolerance. Bacon. [1913… …   The Collaborative International Dictionary of English

  • Tolerance of the mint — Tolerance Tol er*ance, n. [L. tolerantia: cf. F. tol[ e]rance.] 1. The power or capacity of enduring; the act of enduring; endurance. [1913 Webster] Diogenes, one frosty morning, came into the market place, shaking, to show his tolerance. Bacon.… …   The Collaborative International Dictionary of English

  • Tolerance (disambiguation) — Tolerance may refer to:* Tolerance, a virtue or value * Religious tolerance, tolerance toward different religions * Physiological tolerance, a resistance to the effects of a substance after repeated exposure * Drug tolerance, tolerance occurring… …   Wikipedia

  • Tolerance, immune — A state of unresponsiveness to a specific antigen (immune stimulus) or group of antigens to which a person is normally responsive. Immune tolerance can result from a number of causes, including: {{}}Prior contact with the same antigen in fetal… …   Medical dictionary

  • Immune complex — Diseases An immune complex is formed from the integral binding of an antibody to a soluble antigen. The bound antigen acting as a specific epitope, bound to an antibody is referred to as a singular immune complex. After an antigen antibody… …   Wikipedia

  • acquired immune tolerance — The ability to produce antibodies against nonself antigens while tolerating (not producing antibodies against) self antigens …   Dictionary of microbiology

Share the article and excerpts

Direct link
… Do a right-click on the link above
and select “Copy Link”