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Recent advances in high-throughput quantitative bioanalysis by LC-MS/MS.
Liquid chromatography linked to tandem mass spectrometry (LC-MS/MS) has played an important role in pharmacokinetics and metabolism studies at various drug development stages since its introductionExpand
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Pharmacokinetic interactions between two human immunodeficiency virus protease inhibitors, ritonavir and saquinavir *
To assess the pharmacokinetic interaction between ritonavir and saquinavir.
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Pharmacokinetic Interaction between Ritonavir and Indinavir in Healthy Volunteers
ABSTRACT The pharmacokinetic interaction between indinavir and ritonavir was evaluated in five groups of healthy adult volunteers to explore the potential for twice-daily (b.i.d.) dosing of thisExpand
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Historical review of sample preparation for chromatographic bioanalysis: pros and cons
Sample preparation is a major task in a regulated bioanalytical laboratory. The sample preparation procedure significantly impacts assay throughput, data quality, analysis cost, and employeeExpand
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Salting-out assisted liquid/liquid extraction with acetonitrile: a new high throughput sample preparation technique for good laboratory practice bioanalysis using liquid chromatography-mass
Acetonitrile, an organic solvent miscible with aqueous phase, has seen thousands of publications in the literature as an efficient deproteinization reagent. The use of acetonitrile for liquid-liquidExpand
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High-throughput salting-out assisted liquid/liquid extraction with acetonitrile for the simultaneous determination of simvastatin and simvastatin acid in human plasma with liquid chromatography.
Simvastatin (SS) is an effective cholesterol-lowering medicine, and is hydrolyzed to simvastatin acid (SSA) after oral administration. Due to SS and SSA inter-conversion and its pH and temperatureExpand
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Rapid, simultaneous determination of lopinavir and ritonavir in human plasma by stacking protein precipitations and salting-out assisted liquid/liquid extraction, and ultrafast LC-MS/MS.
Lopinavir and ritonavir are co-formulated in Kaletra approved for the treatment of human immunodeficiency virus infection. A validated analytical method is mandatory for clinical development andExpand
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A strategy of plasma protein quantitation by selective reaction monitoring of an intact protein.
Immunoassays are used extensively in the quantitative analysis of proteins in plasma, urine, and other biological matrixes to support preclinical and clinical studies. Although immunoassays are bothExpand
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Simultaneous determination of a hydrophobic drug candidate and its metabolite in human plasma with salting-out assisted liquid/liquid extraction using a mass spectrometry friendly salt.
In previously reported applications of salting-out assisted liquid/liquid extraction (SALLE) with acetonitrile, only inorganic salts were evaluated and implemented as the salting-out reagents. AExpand
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96-Well liquid-liquid extraction liquid chromatography-tandem mass spectrometry method for the quantitative determination of ABT-578 in human blood samples.
We report here a quantitative method for the analysis of ABT-578 in human whole blood samples. Sample preparation was achieved by a semi-automated 96-well format liquid-liquid extraction (LLE)Expand
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