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Fully automated analysis of beta-lactams in bovine milk by online solid phase extraction-liquid chromatography-electrospray-tandem mass spectrometry.
A fully automated method for the detection of beta-lactam antibiotics, including six penicillins (amoxicillin, ampicillin, cloxacillin, dicloxacillin, oxacillin, and penicillin G) and fourExpand
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Direct and fast determination of antiretroviral drugs by automated online solid-phase extraction-liquid chromatography-tandem mass spectrometry in human plasma
Abstract Background: In this study antiretroviral drugs of the classes protease inhibitors (PI) and non-nucleoside reverse transcriptase inhibitors (NNRTI) were quantified for the first time directlyExpand
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Combination of On-Line Solid-Phase Extraction with LC-MS for the Determination of Potentially Hazardous Glycoalkaloids in Potato Products
A simple and rapid method for the determination of naturally occurring, potentially hazardous glycoalkaloids (GAs) in potatoes and their products has been developed. The procedure is based on theExpand
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Evaluation of on-line solid-phase extraction parameters for hyphenated, high-performance liquid chromatography-solid-phase extraction-nuclear magnetic resonance applications.
The hyphenated technique HPLC-SPE-NMR is proving to be a useful analytical tool for structure elucidation of mixture components, particularly for mass-limited samples where traditional isolationExpand
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An automated SPE/LC/MS/MS method for the analysis of cocaine and metabolites in whole blood.
As laboratories are called upon to develop novel, fast, and sensitive methods, here we present a completely automated method for the analysis of cocaine and its metabolites (benzoylecgonine, ecgonineExpand
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Rapid analysis of cocaine and metabolites in urine using a completely automated solid-phase extraction-high-performance liquid chromatography-tandem mass spectrometry method.
A rapid, simple, and completely automated method for the analysis of cocaine and its metabolites in urine has been developed. The method utilizes online solid-phase extraction (SPE) with liquidExpand
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Automated solid-phase extraction-liquid chromatography-tandem mass spectrometry analysis of 11-nor-Delta9-tetrahydrocannabinol-9-carboxylic acid in human urine specimens: application to a
An automated solid-phase extraction coupled with liquid chromatography and tandem mass spectrometry (SPE-LC-MS-MS) method for the analysis of 11-nor-Delta(9)-tetrahydrocannabinol-9-carboxylic acidExpand
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A fast method for screening and/or quantitation of tetrahydrocannabinol and metabolites in urine by automated SPE/LC/MS/MS
AbstractMarijuana is one of the most commonly used illicit substances. The high usage of this substance results in it being commonly encountered in clinical samples throughout the USA and Europe. DueExpand
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LC-MS-MS determination of brostallicin in human plasma following automated on-line SPE.
LC-MS-MS method using automated on-line solid-phase extraction (SPE) has been developed and validated for the quantitation of brostallicin (I), a new distamycin derivative, in human plasma. I is aExpand
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On-Line SPE LC-MS/MS Drug Screening in Serum on a Hybrid Quadrupole/ Linear Ion Trap Instrument (For Research Use Only. Not for Use in Diagnostic Procedures.)
Comprehensive screening for the detection of drugs and toxic compounds in biological samples is an important function of toxicological analysis. As the demand to monitor the ever increasing number ofExpand
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