Our initial studies on ground corncob bedding extracts led to the purification of two peaks of mitogenic activity on reverse-phase high-performance liquid chromatography
Determination of free and total homocysteine in human plasma by high-performance liquid chromatography
with fluorescence detection.
Odds ratios and 95% confidence intervals (CIs) were estimated for the serum tocopherols (measured by high-performance liquid chromatography
) using logistic regression models.
The study, which analyzed three instrumentation areas--separation technologies, molecular analysis and elemental analysis--noted that high-performance liquid chromatography
and electrophoresis instruments are growing at the fastest growth rates within the separation technologies segment.
The Multimode Source operates at typical high-performance liquid chromatography
(HPLC) flow rates of up to 2 mL/min in al modes, which is critical for high-throughput screening.
But scientists have developed an analytical technique that uses high-performance liquid chromatography
, atmospheric pressure chemical ionization and mass spectrometry to identify triglycerides.
Plasma level monitoring of olanzapine in patients with schizophrenia: determination by high-performance liquid chromatography
with electrochemical detection.
Using a sophisticated analytical procedure involving mass spectrometry and high-performance liquid chromatography
, Bodnar's group then determined the sequence of amino acids in this peptide.
The topics include mass spectrometry and separation science, coupling liquid chromatography and other separation techniques to nuclear magnetic resonance spectroscopy, evaporative light scattering and charged aerosol detector, high-performance liquid choreography with elecrochemical detection, and multidimensional high-performance liquid chromatography
Following an overview of the field, chapters cover sample collection, transport, and storage; sample preparation; color tests and spectrophotometric and luminescence techniques; chromatography and capillary electrophoresis; thin-layer, gas, and high-performance liquid chromatography
; capillary electrophoretic techniques; mass spectrometry; trace elements and toxic metals; immunoassays and enzyme-based assays; toxicology testing at the point of care; basic laboratory operations; absorption, distribution, metabolism, and excretion of xenobiotic compounds; pharmacokinetics; and clinical interpretation of analytical results.
After the incubation, the mixture, after addition of 10 nmol benzophenone as an internal standard and two volumes of acetonitrile, was centrifuged, and an aliquot of the supernatant was subjected to analysis by high-performance liquid chromatography