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Cross-tolerance — refers to a pharmacological phenomenon, in which a patient being treated with a drug exhibits a physiological resistance to that medication as a result of tolerance to a pharmacologically similar drug. In other words, there is a decrease in… … Wikipedia
cross-tolerance — cross tol·er·ance krȯ stäl( ə) rən(t)s n tolerance or resistance to a drug that develops through continued use of another drug with similar pharmacological action * * * cross tol·er·ance (krosґtol″ər əns) extension of the… … Medical dictionary
cross-tolerance — cross′ tol′erance n. pha resistance or low reaction to the effects of a drug, poison, etc., because of tolerance to a pharmacologically similar substance • Etymology: 1920–25 … From formal English to slang
cross-tolerance — ˈ ̷ ̷| ̷ ̷( ̷ ̷) ̷ ̷ noun Etymology: cross (III) : a tolerance or resistance to the action of a drug brought about by the development of a tolerance to another drug of similar pharmacologic action that has been in continued use … Useful english dictionary
cross-tolerance — noun Date: circa 1923 tolerance or resistance to a drug that develops through continued use of another drug with similar pharmacological action … New Collegiate Dictionary
Cross-presentation — The term cross presentation denotes the ability of certain antigen presenting cells to take up, process and present extracellular antigens with MHC class I molecules to CD8 T cells (cytotoxic T cells). Cross priming describes the stimulation of… … Wikipedia
Cross-reactivity — is the reaction between an antibody and an antigen that differs from the immunogen. It is sometimes also referred to as crossimmunity or cross protective immunity.[1] A few examples of cross reactivity have been confirmed in humans, one of which… … Wikipedia
Cross-resistance — is the tolerance to a usually toxic substance as a result of exposure to a similarly acting substance. It is a phenomenon affecting e.g. pesticides and antibiotics. As an example rifabutin and rifampin cross react in the treatment of tuberculosis … Wikipedia
Tolérance zéro (homonymie) — Cette page d’homonymie répertorie les différents sujets et articles partageant un même nom. L expression tolérance zéro, ou son équivalent anglais « zero tolerance », peut se rapporter à : une doctrine sociologique qui écarte les… … Wikipédia en Français
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
