#bioassay  appraisal of the biological activity of a substance by testing its effect on an organism and comparing the result with some agreed standard
  supertype:  assay  an appraisal of the state of affairs; "they made an assay of the contents"; "a check on its dependability under stress"
  subtype:  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"
     subtype:  radioimmunoassay  immunoassay of a substance that has been radioactively labeled

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