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Clinical Chemistry

Next-Generation Systems Introduced for Clinical Laboratories

A harmonized family of next-generation systems across immunoassay, clinical chemistry, point of care, hematology, blood and plasma screening and molecular diagnostics has been unveiled. More...
17 Aug 2016
Image: High plasma cortisol levels are associated with greater decline in global cognition, and accelerate the effect of beta-amyloid on decline in global cognition (Photo courtesy of Actinogen Medical).

High Plasma Cortisol Levels Associated with Global Cognition Deterioration

Healthy older people with high plasma cortisol levels show a significantly greater risk of the presence of beta-amyloid in the brain, in addition to greater declines in global cognition over 54 months, compared with those with low cortisol levels. More...
17 Aug 2016
DIASOURCE (A Biovendor Company)
Image: The Atellica Solution, a highly flexible immunoassay and clinical chemistry analyzer (Photo courtesy of Siemens Healthineers).

New Immunoassay Analyzer Introduced at 2016 AACC Annual Meeting

The recently renamed medical instrument manufacturer Siemens Healthineers (Erlangen, Germany) chose the July 31 - August 4, 2016, AACC Annual Meeting & Clinical Lab Expo (Philadelphia, PA, USA) as the venue for introducing its new Atellica Solution automated immunoassay and clinical chemical analyzer system. More...
12 Aug 2016
Image: The Eksigent Ekspert micro liquid chromatography (LC) 200 system (Photo courtesy of Sciex).

High-Sensitivity Micro LC-MS/MS Assay Developed for Serum Estradiol

There are considerable demands to accurately measure estradiol (E2) at low concentrations of less than 20 pg/mL in postmenopausal women, men, pediatric patients, and patients receiving breast cancer treatment. More...
10 Aug 2016
Image: The SPECTRAmax PLUS plate reader (Photo courtesy of Molecular Devices).

Immunoassay Evaluated for Quantitative Measurement of Fecal α1-Antitrypsin

The measurement of the protease α1-antitrypsin (A1A) in stool specimens can be used to detect the presence of serum proteins in the gastrointestinal tract a sign of protein-losing enteropathy (PLE). More...
09 Aug 2016
Image: The AU 400 fully automated, random access clinical chemistry analyzer (Photo courtesy of Olympus).

Human Seminal Plasma Fructose Determination Method Validated

Human semen is the secretion of the male reproductive organs, containing sperm cells and seminal plasma (SP), a complex mixture of testicular, prostatic, and accessory gland secretion that provides biochemical support for ejaculate function. More...
09 Aug 2016
Image: The Access 2 immunoassay system (Photo courtesy of Beckman Coulter).

Serum Bone Alkaline Phosphatase Activity Methods Compared

Serum bone alkaline phosphatase is a marker of bone formation and metabolism, however, existing methods for measuring it have their limitations and their accuracy has not been determined. More...
02 Aug 2016
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The Clinical Chemistry channel updates the reader on tests, techniques, and research in the field - from routine assays to specialized tests on blood, urine, enzymes, lipids, hormones and more.
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