| 单词 |
bio-assay |
| 释义 |
bio-assay
Thesaurus| Noun | 1. | bio-assay - appraisal of the biological activity of a substance by testing its effect on an organism and comparing the result with some agreed standardbioassayassay - a quantitative or qualitative test of a substance (especially an ore or a drug) to determine its components; frequently used to test for the presence or concentration of infectious agents or antibodies etc.immunoassay, immunochemical assay - identification of a substance (especially a protein) by its action as an antigen; "PSA in the blood can be measured with an immunochemical assay"pregnancy test - a physiological test to determine whether a woman is pregnant |
bio-assay
bio-assay a technique in which the presence of a chemical is quantified by using living organisms, rather than by carrying out chemical analysis. For example, the amount of a toxic substance (such as an insecticide) in a sample could be estimated by comparing mortality in organisms treated with the unknown sample, against an agreed standard figure of mortality in organisms treated with known quantities of the substance.bio-assay
Synonyms for bio-assaynoun appraisal of the biological activity of a substance by testing its effect on an organism and comparing the result with some agreed standardSynonymsRelated Words- assay
- immunoassay
- immunochemical assay
- pregnancy test
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