Tests
Double-Negative B-Lymphocyte Subpopulation to B-Lymphocyte Ratio Measurement
The determination of a sub-population of double negative B-lymphocytes to B-lymphocytes in a biological specimen
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Tests
The determination of a sub-population of double negative B-lymphocytes to B-lymphocytes in a biological specimen
Tests
The determination of the amount of doxepin and/or its metabolite(s) present in a biological specimen, for an assay that can measure both doxepin and its metabolites.
Tests
A measurement of the English plantain (Plantago lanceolata) pollen IgA in a biological specimen.
Tests
A measurement of the English plantain (Plantago lanceolata) pollen IgG4 in a biological specimen.
Tests
The determination of the amount of Epstein-Barr early D antigen IgG antibody in a biological specimen.
Tests
The determination of the erythroid precursors in a biological specimen.
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The determination of the ratio of the biological activity of factor X dependent coagulation in a subject's specimen when compared to the same activity in a control specimen. The measurement may be expressed as a ratio or percentage.
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The determination of the ratio of the biological activity of factor XIV dependent coagulation in a subject's specimen when compared to the same activity in a control specimen. The measurement may be expressed as a ratio or percentage.
Tests
The determination of the ratio of the fat to total solid material in a biological specimen (for example a stool specimen). The measurement may be expressed as a ratio or percentage.
Tests
The determination of the ratio of the biological activity of free protein S in a subject's specimen when compared to the same activity in a control specimen. The measurement may be expressed as a ratio or percentage.
Tests
A measurement of the German cockroach (Blattella germanica) antigen IgE antibody in a biological specimen.
Tests
A measurement of the German cockroach (Blattella germanica) antigen IgG antibody in a biological specimen.