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pro vyhledávání: '"Z K, Shihabi"'
Autor:
Z K, Shihabi
Publikováno v:
Methods in molecular medicine. 27
Capillary electrophoresis (CE) has several advantages, such as high resolution, speed, and low cost of operation. However, it suffers from two major drawbacks: poor detection limits and matrix effects. Several approaches have been used to overcome th
Autor:
Z K, Shihabi
Publikováno v:
Methods in molecular medicine. 27
Antiepileptic drugs vary greatly in chemical structure. Analysis of these compounds by capillary electrophoresis (CE) requires different conditions for each one, or for each group. Acidic drugs can be analyzed easily by capillary zone electrophoresis
Autor:
Z K, Shihabi
Publikováno v:
Methods in molecular medicine. 27
In enzyme analysis, capillary electrophoresis (CE) offers the ease of product separation from the substrate, with the ability to use expensive reagents in microvolumes. In CE, enzymes can be measured either as mass (when they are present in high conc
Autor:
Z K, Shihabi
Publikováno v:
Methods in molecular medicine. 27
Myoglobin represents the stores of oxygen in muscle tissues. Because of its relatively small mol wt, myoglobin is often used in electrophoretic techniques as a mol wt marker, and also as a test for separation efficiency in capillary electrophoresis (
Autor:
Z K, Shihabi
Publikováno v:
Methods in molecular medicine. 27
Cryoglobulins (CG) are immunoglobulins that reversibly precipitate from serum in cold temperatures. They are classified into three types, based on the monoclonality of the γ-globulins present (1): Type I contains only monoclonal bands; type II conta
Publikováno v:
Journal of Liquid Chromatography & Related Technologies. 16:1289-1296
Iohexol, a non-ionic compound used as a contrast media for angiography and as a mesure to determine glomerular filtration rate, was measured in serum by injecting serum directly on the column after a 200 fold dilution. The analysis was accomplished i
Autor:
M S Constantinescu, Z K Shihabi
Publikováno v:
Clinical Chemistry. 38:2117-2120
Iohexol, a nonionic compound used as a contrast medium for angiography and as a measure of the glomerular filtration rate, was quantified in serum by capillary electrophoresis. Comparable results were obtained for serum samples deproteinized with ace
Autor:
Z. K. Shihabi, R. Rauck
Publikováno v:
Journal of Liquid Chromatography. 14:1691-1697
After acetonitrile deproteinization, plasma phenol was determined on a CN column with 30% acetonitrile elution. It was detected by both an ultraviolet and an electrochemical detector. the latter detector was about 30 times more sensitive than the fir
Publikováno v:
Clinical Chemistry. 37:621-624
A literature review and our own data are presented to demonstrate that urinary albumin (UA) excretion increases in many renal disorders and that it offers a far more sensitive indicator than the commonly used urinary total protein (UTP) for the early
Publikováno v:
Electrophoresis. 22(11)
Glutathione is a small peptide, which participates in cellular oxidation-reduction and detoxification. It is present in most biological tissues at different concentrations. The oxidized and reduced forms of the peptide were measured in erythrocytes a