Testing Knowledge
Test Directory
Source-backed test guides: what each test is for, how it is performed, its limitations, and which reviewed products serve it. Personal health questions are answered with knowledge and preparation guidance — not supplier sales.
Transitional Cell to Tumor Cell Ratio Measurement
The determination of the ratio of transitional cells compared to tumor cells present in a sample. The measurement may be expressed as a ratio or percentage.
Cytotoxic Gamma-Delta T-Lymphocyte Count
The determination of the number of cytotoxic gamma-delta T-lymphocytes in a sample.
Salmonella DNA Measurement
The determination of the amount of DNA from any member of the genus Salmonella in a biological sample.
Platelet Activating Factor Measurement
The determination of the amount of platelet activating factor present in a sample.
Memory B-Lymphocyte cB3 Count
The determination of the number of the cB3 memory B-lymphocytes in a sample.
Calcium and Phosphorus Product Measurement
The determination of the amount of the product of the calcium and phosphate measurements in a sample.
Vancomycin Disk Susceptibility Test
An assay for susceptibility of a microorganism to a antimicrobial agent that uses a circular paper disk impregnated with vancomycin.
Intelectin-1 Measurement
The determination of the amount of intelectin-1 in a sample.
Apolipoprotein B Measurement
The determination of the amount of apolipoprotein B present in a sample.
Nut Mix Antigen IgG Antibody Measurement
A measurement of the nut mix antigen IgG antibody in a biological specimen.
Liver Kidney Microsomal Type 1 IgG Antibody Measurement
The determination of the amount of liver kidney microsomal type 1 IgG antibody present in a sample.
Endothelial Cell Count
The determination of the number of endothelial cells in a sample.
Proliferating Cell Nuclear Antigen Measurement
The determination of the proliferating cell nuclear antigen present in a sample.
ADB-PINACA Measurement
The determination of the amount of the ADB-PINACA in a sample.
Hyperchromia Measurement
The determination of the prevalence of erthrocytes with an elevated hemoglobin concentration.
VLDL Cholesterol Subtype 2 Measurement
The determination of the very low density lipoprotein cholesterol subtype 2 present in a sample.
Mycoplasma pneumoniae Antibody Measurement
The determination of the amount of Mycoplasma pneumoniae antibody present in a sample.
Cytotoxic Terminally Differentiated Exhausted T-Lymphocyte Subpopulation Count
The determination of the amount of a sub-population of cytotoxic terminally differentiated exhausted T-lymphocytes present in a sample.
Beta-1B Glycoprotein Measurement
The determination of the amount of beta-1B glycoprotein present in a sample.
Microbial Susceptibility Test
A method to determine whether microbial growth is affected by an antimicrobial compound.
Galactose-1-Phosphate Measurement
The determination of the amount of galactose-1-phosphate present in a sample.
Type 2 Innate Lymphoid Cell Subpopulation to Innate Lymphoid Cell Subpopulation Ratio Measurement
The determination of the ratio of a sub-population of type 2 innate lymphoid cells to a sub-population of innate lymphoid cells present in a sample. The measurement may be expressed as a ratio or percentage.
Effector Cytotoxic T-Lymphocyte Subpopulation Count
The determination of the number of a subpopulation of cytotoxic effector T-lymphocytes in a sample.
Theophylline Measurement
The determination of the amount of theophylline present in a sample.