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Items for "interference"
Gammopathy interference in clinical chemistry assays: mechanisms, detection and prevention
Monoclonal gammopathy is characterized by the presence of an M-protein in serum or urine that has homogeneous structural and functional properties...
Keywords: gammopathy, interference, paraprotein, M-protein
05/2007 | Clinical Chemical Laboratory Medicine, Walter de GruyterIFCC Guideline for sampling, measuring and reporting ionized magnesium in plasma
Analyzers with ion-selective electrodes (ISEs) for ionized magnesium (iMg) should yield comparable and unbiased results for iMg...
Keywords: erythrocyte effect, heparin, influence factors, interference, ionized calcium, ionized magnesium, ion-selective electrode, lipophilic anions, liquid junction potential, pH, protein, sampling, silicone, sodium
00/0000 | Clinical Chemical Laboratory Medicine, Walter de GruyterInterference in a homogeneous assay for low-density lipoprotein cholesterol by lipoprotein X
Keywords: interference, lipoprotein X, low-density lipoprotein cholesterol, negative bias, ultracentrifugation
05/2007 | Clinical Chemical Laboratory Medicine, Walter de GruyterOn detecting interference from endogenous antibodies in immunoassays by doubling dilutions test
The clinical laboratory may perform additional test or tests to ascertain the integrity of immunoassay analyses when the results are in doubt...
Keywords: analytical inaccuracy, doubling dilutions test, immunoassay, interference
07/2007 | Clinical Chemical Laboratory Medicine, Walter de GruyterGuidelines for sampling, measuring and reporting ionized magnesium in undiluted serum, plasma or blood: International Federation of Clinical Chemistry and Laboratory Medicine (IFCC): IFCC Scientific Division, Committee on Point of Care Testing
All analyzers with ion-selective electrodes for ionized magnesium (iMg) should yield comparable and unbiased results...
Keywords: erythrocyte, heparin, influence factors, interference, ionized calcium, ionized magnesium, ion-selective electrode, lipophilic anions, liquid junction potential, pH, protein, sampling, silicone, sodium
05/2005 | Clinical Chemical Laboratory Medicine, Walter de GruyterInterferences in coagulation tests – evaluation of the 570-nm method on the Dade Behring BCS analyser
The Dade Behring BCS is a coagulation analyser with optical reaction detection (standard 405 nm)...
Keywords: coagulation analyser, interference, method evaluation, optical detection
04/2005 | Clinical Chemical Laboratory Medicine, Walter de GruyterVitamin C and aberrant electrolyte results
Vitamin C interferes with assays involving the redox-reaction. However, the interference of Vitamin C with electrolytes has not been reported...
Keywords: Beckman Synchron LX20, electrolytes, interference, vitamin C
04/2005 | Clinical Chemical Laboratory Medicine, Walter de GruyterEvaluation of the Konelab 20XT clinical chemistry analyzer
The Konelab 20XT (Thermo Electron Oy, Finland) is a clinical chemistry analyzer for colorimetric, immunoturbidimetric and ion-selective electrode measurements...
Keywords: Evaluation, imprecision, inaccuracy, instrument comparison, interference
06/2005 | Clinical Chemical Laboratory Medicine, Walter de GruyterUtilizing ultrafiltration to remove alkaline phosphatase from clinical analyzer water
Alkaline phosphatase (ALP) conjugated to antibodies is often used in enzyme immunoassays (EIAs)...
Keywords: alkaline phosphatase, Bacteria, interference, Ultrafiltration, Water
05/2006 | Clinical Chemical Laboratory Medicine, Walter de GruyterStrong interference of hemoglobin concentration on CSF total protein measurement using the trichloroacetic acid precipitation method
Keywords: cerebrospinal fluid, hemoglobin, interference, protein, trichloroacetic acid
01/2007 | Clinical Chemical Laboratory Medicine, Walter de Gruyter