The process of destroying or removing the activity or the effects of an agent or substance; e.g., the complementary effect of a serum may be destroyed by means of i. at 56°C for 30 min.
- insertional i. a technique of recombinant DNA technology used to select bacteria that carry recombinant plasmids; a fragment of foreign DNA is inserted into a restriction site within a gene for antibiotic resistance, thus causing that gene to become nonfunctional.
- X i. lyonization.

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in·ac·ti·va·tion (in-ak″tĭ-vaґshən) the destruction of biological activity, as of a virus or enzyme, by the action of heat or other physical or chemical means.

Medical dictionary. 2011.

Look at other dictionaries:

  • inactivation — n. The act or process of inactivating. [PJC] …   The Collaborative International Dictionary of English

  • inactivation — inactiver [ inaktive ] v. tr. <conjug. : 1> • 1911; de inactif ♦ Biol. Rendre inactif, supprimer l activité spécifique de (une substance, un organisme vivant) par l effet de causes diverses (chaleur, substances diverses). P. p. adj. Virus… …   Encyclopédie Universelle

  • inactivation — noun 1. the process of rendering inactive the gene inactivation system thermal inactivation of serum samples • Ant: ↑activation • Derivationally related forms: ↑inactivate • Hypernyms: ↑ …   Useful english dictionary

  • inactivation — noun see inactivate …   New Collegiate Dictionary

  • inactivation — For example, of voltage gated sodium channels: process by which sodium channels that have been activated or opened by depolarization subsequently close during the depolarization. Distinguished from activation by its slower kinetics …   Dictionary of molecular biology

  • inactivation — See inactivate. * * * …   Universalium

  • inactivation — noun the process of rendering something inactive …   Wiktionary

  • inactivation — n. act of disabling, putting out of action, rendering inactive; act of making inert …   English contemporary dictionary

  • inactivation — in·activation …   English syllables

  • Inactivation Du Neuromédiateur — Le neuromédiateur est soit recapturé par des autorécepteurs de la membrane présynaptique où il est ensuite restocké dans des vésicules synaptiques. soit dégradé par des enzymes spécifiques comme l acétylcholinestérase. Les cellules gliales autour …   Wikipédia en Français