bioassay

bioassay
Determination of the potency or concentration of a compound by its effect upon animals, isolated tissues, or microorganisms, as compared with an analysis of its chemical or physical properties.

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bio·as·say -'as-.ā, -a-'sā n determination of the relative strength of a substance (as a drug) by comparing its effect on a test organism with that of a standard preparation
bio·as·say -a-'sā, -'as-.ā vt

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n.
estimation of the activity or potency of a drug or other substance by comparing its effects on living organisms with effects of a preparation of known strength. Bioassay is used to determine the strength of preparations of hormones or other material of biological origin when other physical or chemical methods are not available.

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bio·as·say (bi″o-asґa) [bio- + assay] determination of the active power of a sample of a drug by noting its effect on a live animal or an isolated organ preparation, as compared with the effect of a standard preparation; called also biological assay.

Medical dictionary. 2011.

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  • bioassay — ioassay n. appraisal of the biological activity of a substance by testing its effect on an organism. [WordNet 1.5] …   The Collaborative International Dictionary of English

  • bioassay — ioassay v. 1 to subject to a bio assay. Syn: bio assay. [WordNet 1.5] …   The Collaborative International Dictionary of English

  • bioassay — bioassay. См. биопроба. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • bioassay — ☆ bioassay [bī΄ō as′ā ] n. [ BIO + ASSAY] a technique for determining the power of a drug or other substance by measuring its effects on a test specimen against those of a standard substance …   English World dictionary

  • bioassay — noun Date: 1912 determination of the relative strength of a substance (as a drug) by comparing its effect on a test organism with that of a standard preparation • bioassay transitive verb …   New Collegiate Dictionary

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  • bioassay — n. estimation of the activity or potency of a drug or other substance by comparing its effects on living organisms with effects of a preparation of known strength. Bioassay is used to determine the strength of preparations of hormones or other… …   The new mediacal dictionary

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