assay

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assay

1. 
a. an analysis, esp a determination of the amount of metal in an ore or the amounts of impurities in a precious metal
b. (as modifier): an assay office
2. a substance undergoing an analysis
3. a written report on the results of an analysis

assay

[′a‚sā]
(analytical chemistry)
Qualitative or quantitative determination of the components of a material, as an ore or a drug.
References in periodicals archive ?
The DSS eluate was considered to represent a 1:40 dilution of serum and was analyzed by microbiological assay (2) with Lactobacillus casei subsp.
These EDTA-WB hemolysates require a further 20-fold (or more) dilution before analysis by microbiological assay with Lactobacillus rhamnosus.
casei), used in the classical microbiological assay of folate, would prevent the saponin molecule from reaching the outer bacterial membrane.
Serum folate was determined by a Lactobacillus casei microbiological assay (22 ) and serum cobalamin by a L.
The microbiological assays and culturing methods require minimum two to four days to produce results.
Their topics include the quantitation of vitamins using microbiological assays in microtiter formats, determining vitamin C in fortified food products using high-performance liquid chromatography and mass spectroscopy, and analyzing carotenoids.

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