These sensors measure the levels of nitrate, potassium, calcium, sodium, pH, and water conductivity.
They do not measure the levels of contamination of specific substances.
Civil Defense authorities are planning to measure the levels and evacuate nearby residents if the acidic gas reaches dangerous levels.
To measure the levels of serum soluble death receptor 5 (sDR5) in patients with hepatitis B.
One way scientists try to gauge the extent of environmental contamination by substances like polychlorinated biphenyls, or PCBs, is to measure the levels in animal tissue.
Katsuhiko Yanagisawa and colleagues use immunoprecipitation and mass spectrometry to measure the levels of several Aβ-related peptide fragments in blood.
Enzyme-linked immunosorbent assays (ELISA) were used to measure the levels of VEGF-A, VEGFR1, VEGFR2 according to the manufacturer's instructions (R&D systems, MN, USA).
Eight weeks after bone marrow transplantation, the chimeric mice were stimulated with LPS for 6 h, and the livers were isolated to measure the levels of hepcidin mRNA.
Cholesterol tests, or "lipid panels," measure the levels of lipoproteins circulating in the blood, along with triglycerides, fats that are often packaged with lipoproteins.
Cytokine assay to measure the levels of proinflammatory mediators, TNF-α, IL-1β and IL-6 in serum was made.
To understand the significance of OxLDL, methods to measure the levels of OxLDL in these experimental animals should be established.
