In vitro medical assay

A measurement procedure undertaken on a biological specimen which measures the quantity of the biomarker (see below) intended to be measured; i.e. the measurand.

Examples
  • Two-site immunoenzymatic (“sandwich”) assay using electrochemiluminescence detection for cardiac Troponin (cTn) measurement
  • Cation exchange chromatography or boronate affinity chromatography or by a latex agglutination immunoassay measured HbA1c 

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