Simultaneous quantification of poly-dispersed anionic, amphoteric and nonionic surfactants in simulated wastewater samples using C18 high-performance liquid chromatography-quadrupole ion-trap mass spectrometry Fulltext Access 9 Pages 2005
Solid-phase extraction or liquid chromatography coupled on-line with gas chromatography in the analysis of biological samples Fulltext Access 9 Pages 2005
Determination of urinary ortho- and meta-cresol in humans by headspace SPME gas chromatography/mass spectrometry Fulltext Access 9 Pages 2005
Detection of synthetic glucocorticoid residues in cattle tissue and hair samples after a single dose administration using LC-MS/MS Fulltext Access 9 Pages 2005
Magnesia-zirconia based mimetic biomembrane chromatography for predicting human drug absorption Fulltext Access 9 Pages 2005
Evaluation of online extraction/mass spectrometry for in vivo cassette analysis Fulltext Access 9 Pages 2005
Stir bar sorptive extraction with in situ derivatization and thermal desorption-gas chromatography-mass spectrometry for measurement of phenolic xenoestrogens in human urine samples Fulltext Access 9 Pages 2005
The covalent immobilization of microsomal uridine diphospho-glucuronosyltransferase (UDPGT): Initial synthesis and characterization of an UDPGT immobilized enzyme reactor for the on-line study of glucuronidation Fulltext Access 9 Pages 2005
Validated application of a new high-performance liquid chromatographic method for the determination of selected flavonoids and phenolic acids in human plasma using electrochemical detection Fulltext Access 9 Pages 2005
Enzymatic diagnosis of medium-chain acyl-CoA dehydrogenase deficiency by detecting 2-octenoyl-CoA production using high-performance liquid chromatography: A practical confirmatory test for tandem mass spectrometry newborn screening in Japan Fulltext Access 9 Pages 2005
Direct observation of frits and dynamic air bubble formation in capillary electrochromatography using confocal fluorescence microscopy Fulltext Access 9 Pages 2005
Automated method for the determination of a new matrix metalloproteinase inhibitor in ovine plasma and serum by coupling of restricted access material for on-line sample clean-up to liquid chromatography Fulltext Access 9 Pages 2005
Identification and quantification of eight flavones in root and shoot tissues of the medicinal plant Huang-qin (Scutellaria baicalensis Georgi) using high-performance liquid chromatography with diode array and mass spectrometric detection Fulltext Access 9 Pages 2005
Analysis of neutral surfactants by non-aqueous capillary electrophoresis using an electroosmotic flow reversal Fulltext Access 9 Pages 2005
Capillary zone electrophoresis of cationic and anionic drugs in methanol Fulltext Access 9 Pages 2005
Sampling and determination of volatile organic compounds with needle trap devices Fulltext Access 9 Pages 2005
Optimization of solid-phase microextraction conditions for the determination of triclosan and possible related compounds in water samples Fulltext Access 9 Pages 2005
Development of a matrix solid-phase dispersion method for the screening of polybrominated diphenyl ethers and polychlorinated biphenyls in biota samples using gas chromatography with electron-capture detection Fulltext Access 9 Pages 2005
New approach of solid-phase microextraction improving the extraction yield of butyl and phenyltin compounds by combining the effects of pressure and type of agitation Fulltext Access 9 Pages 2005
Enantiomeric determination, validation and robustness studies of racemic citalopram in pharmaceutical formulations by capillary electrophoresis Fulltext Access 9 Pages 2005
Use of temperature programming to improve resolution of inorganic anions, haloacetic acids and oxyhalides in drinking water by suppressed ion chromatography Fulltext Access 9 Pages 2005
Simultaneous quantification of differently glycosylated, acetylated, and 2,3-dihydro-2,5-dihydroxy-6-methyl-4H-pyran-4-one-conjugated soyasaponins using reversed-phase high-performance liquid chromatography with evaporative light scattering detection Fulltext Access 9 Pages 2005
Purification and some properties of Cu,Zn superoxide dismutase from Radix lethospermi seed, kind of Chinese traditional medicine Fulltext Access 9 Pages 2005
Characterization of lipophilicity and antiproliferative activity of E-2-arylmethylene-1-tetralones and their heteroanalogues Fulltext Access 9 Pages 2005
Quantitative determination of cholesterol, sitosterol, and sitostanol in cultured Caco-2 cells by liquid chromatography-atmospheric pressure chemical ionization mass spectrometry Fulltext Access 9 Pages 2005
Liquid chromatography-electrospray ionisation mass spectrometry for the determination of nine selected benzodiazepines in human plasma and oral fluid Fulltext Access 9 Pages 2005
Determination of oxcarbazepine and its metabolites in postmortem blood and hair by means of liquid chromatography with mass detection (HPLC/APCI/MS) Fulltext Access 9 Pages 2005
Simultaneous determination of nineteen hallucinogenic tryptamines/β-calbolines and phenethylamines using gas chromatography-mass spectrometry and liquid chromatography-electrospray ionisation-mass spectrometry Fulltext Access 9 Pages 2005
2-Hydrazino-1-methylpyridine: a highly sensitive derivatization reagent for oxosteroids in liquid chromatography-electrospray ionization-mass spectrometry Fulltext Access 9 Pages 2005
Increase of the LC-MS/MS sensitivity and detection limits using on-line sample preparation with large volume plasma injection Fulltext Access 9 Pages 2005
Chiral analysis of methadone and its major metabolites (EDDP and EMDP) by liquid chromatography-mass spectrometry Fulltext Access 9 Pages 2005
Age-dependence of urinary normal and modified nucleosides in childhood as determined by reversed-phase high-performance liquid chromatography Fulltext Access 9 Pages 2005
Simultaneous determination of morphine, oxycodone, morphine-3-glucuronide, and noroxycodone concentrations in rat serum by high performance liquid chromatography-electrospray ionization-tandem mass spectrometry Fulltext Access 9 Pages 2005
Fluorescence probe assisted post-column detection for lipid analysis in microbore-LC Fulltext Access 9 Pages 2005
LC-MS/MS determination in rabbit plasma of the main photoproduct of RLP068/Cl, a cationic sensitizer proposed for photodynamic therapy (PDT) of microbial infections Fulltext Access 9 Pages 2005
Distribution of elements binding to molecules with different molecular weights in aqueous extract of Antarctic krill by size-exclusion chromatography coupled with inductively coupled plasma mass spectrometry Fulltext Access 9 Pages 2005
Urinary electrophoretic profiles from chronic fatigue syndrome and chronic fatigue syndrome/fibromyalgia patients: a pilot study for achieving their normalization Fulltext Access 9 Pages 2005
Recent methodological advances in the mass spectrometric analysis of free and protein-associated 3-nitrotyrosine in human plasma Fulltext Access 9 Pages 2005
Carrier ampholytes as potential buffers in electrophoresis: physico-chemical study Fulltext Access 9 Pages 2005
The use of confocal laser scanning microscopy to study the transport of biomacromolecules in a macroporous support Fulltext Access 9 Pages 2005
Improvement in production and purification bioprocesses of bacterially expressed anti-alphaIIbbeta3 human single-chain FV antibodies Fulltext Access 9 Pages 2005
Isolation and quantification of dinucleoside polyphosphates by using monolithic reversed phase chromatography columns Fulltext Access 9 Pages 2005
Validation of a liquid chromatography-mass spectrometry method to assess the metabolism of dextromethorphan in rat everted gut sacs Fulltext Access 9 Pages 2005
LC/MS/MS measurement of gentamicin in bovine plasma, urine, milk, and biopsy samples taken from kidneys of standing animals Fulltext Access 9 Pages 2005
Assessment of 3-nitrobenzanthrone reductase activity in mammalian tissues by normal-phase HPLC with fluorescence detection Fulltext Access 9 Pages 2005
Simultaneous determination of histamine and polyamines by capillary zone electrophoresis with 4-fluor-7-nitro-2,1,3-benzoxadiazole derivatization and fluorescence detection Fulltext Access 9 Pages 2005
Quantitative detection of ketamine, norketamine, and dehydronorketamine in urine using chemical derivatization followed by gas chromatography-mass spectrometry Fulltext Access 9 Pages 2005
Quantitation of ibogaine and 12-hydroxyibogamine in human plasma by liquid chromatography with fluorimetric detection Fulltext Access 9 Pages 2005
The study of fingerprint characteristics of the emanations from human arm skin using the original sampling system by SPME-GC/MS Fulltext Access 9 Pages 2005
Detection of prenatal exposure to several classes of environmental toxicants and their metabolites by gas chromatography-mass spectrometry in maternal and umbilical cord blood Fulltext Access 9 Pages 2005
HPLC determination of enoxacin, ciprofloxacin, norfloxacin and ofloxacin with photoinduced fluorimetric (PIF) detection and multiemission scanning Fulltext Access 9 Pages 2005
Simultaneous analysis of Thebaine, 6-MAM and six abused opiates in postmortem fluids and tissues using Zymark® automated solid-phase extraction and gas chromatography-mass spectrometry Fulltext Access 9 Pages 2005
Determination of DMF modified DNA base N4-methylcarbamoylcytosine in human urine using off-line sample clean-up, two-dimensional LC and ESI-MS/MS detection Fulltext Access 9 Pages 2005
Capillary electrophoresis of glutathione to monitor oxidative stress and response to antioxidant treatments in an animal model Fulltext Access 9 Pages 2005
Biochemical and molecular modeling analysis of the ability of two p-aminobenzamidine-based sorbents to selectively purify serine proteases (fibrinogenases) from snake venoms Fulltext Access 9 Pages 2005
Determination of testosterone concentrations in rat plasma using liquid chromatography-atmospheric pressure chemical ionization mass spectrometry combined with ethyl oxime and acetyl ester derivatization Fulltext Access 9 Pages 2005
Quantification of lipoic acid in plasma by high-performance liquid chromatography-electrospray ionization mass spectrometry Fulltext Access 9 Pages 2005
Liquid chromatography-mass spectrometry assay for quantitation of ifosfamide and its N-deschloroethylated metabolites in rat microsomal medium Fulltext Access 9 Pages 2005
The quantitative analysis of heroin, methadone and their metabolites and the simultaneous detection of cocaine, acetylcodeine and their metabolites in human plasma by high-performance liquid chromatography coupled with tandem mass spectrometry Fulltext Access 9 Pages 2005
A novel, sensitive method for determining benzo[a]pyrene-diones using high-performance liquid chromatography with post-column zinc reduction Fulltext Access 9 Pages 2005
Use of graphitised carbon negative ion LC-MS to analyse enzymatically digested glycosaminoglycans Fulltext Access 9 Pages 2005
Studies on the metabolism and toxicological detection of the designer drug 4-methylthioamphetamine (4-MTA) in human urine using gas chromatography-mass spectrometry Fulltext Access 9 Pages 2005
Development and validation of a high performance liquid chromatography assay for 17α-methyltestosterone in fish feed Fulltext Access 9 Pages 2005
Quantitative determination of endogenous sorbitol and fructose in human erythrocytes by atmospheric-pressure chemical ionization LC tandem mass spectrometry Fulltext Access 9 Pages 2005
Liquid chromatography-tandem mass spectrometry analysis of anisodamine and its phase I and II metabolites in rat urine Fulltext Access 9 Pages 2005
Selective photo-reduction of N-nitroamines combined with micellar electrokinetic chromatography and laser fluorimetric detection Fulltext Access 9 Pages 2005
Analysis of cocaine and three of its metabolites in hair by gas chromatography-mass spectrometry using ion-trap detection for CI/MS/MS Fulltext Access 9 Pages 2005
Fast “hyperlayer” separation development in sedimentation field flow fractionation Fulltext Access 9 Pages 2005
Simultaneous determination of HIV protease inhibitors amprenavir, atazanavir, indinavir, lopinavir, nelfinavir, ritonavir and saquinavir in human plasma by high-performance liquid chromatography-tandem mass spectrometry Fulltext Access 9 Pages 2005
Study of the selectivity of inorganic anions in hydro-organic solvents using indirect capillary electrophoresis Fulltext Access 9 Pages 2005
Immobilization of deoxyribonuclease via epoxy groups of methacrylate monoliths Fulltext Access 9 Pages 2005
SPE/LC/ESI/MS with phthalic anhydride derivatisation for the determination of alcohol ethoxylate surfactants in sewage influent and effluent samples Fulltext Access 9 Pages 2005
Determination of flavone C-glucosides in antioxidant of bamboo leaves (AOB) fortified foods by reversed-phase high-performance liquid chromatography with ultraviolet diode array detection Fulltext Access 9 Pages 2005
Determination of thermodynamic properties of isotactic poly(1-butene) at infinite dilution using density and inverse gas chromatography Fulltext Access 9 Pages 2005
New approach to linear gradient elution used for optimisation in reversed-phase liquid chromatography Fulltext Access 9 Pages 2005
Evaluation of new selective molecularly imprinted polymers prepared by precipitation polymerisation for the extraction of phenylurea herbicides Fulltext Access 9 Pages 2005
The perchlorate anion is more effective than the trifluoroacetate anion as an ion-pairing reagent for reversed-phase chromatography of peptides Fulltext Access 9 Pages 2005
On-line identification of sugarcane (Saccharum officinarum L.) methoxyflavones by liquid chromatography-UV detection using post-column derivatization and liquid chromatography-mass spectrometry Fulltext Access 9 Pages 2005
Identification and quantification of tamoxifen and four metabolites in serum by liquid chromatography-tandem mass spectrometry Fulltext Access 9 Pages 2005
A first principles explanation for the experimentally observed increase in A-term band broadening in small domain silica monoliths and other chromatographic supports Fulltext Access 9 Pages 2005
Determination of UV-filter residues in bathing waters by liquid chromatography UV-diode array and gas chromatography-mass spectrometry after micelle mediated extraction-solvent back extraction Fulltext Access 9 Pages 2005
Identification of kinetin and kinetin riboside in coconut (Cocos nucifera L.) water using a combined approach of liquid chromatography-tandem mass spectrometry, high performance liquid chromatography and capillary electrophoresis Fulltext Access 9 Pages 2005
Purification of plasmid DNA vectors by aqueous two-phase extraction and hydrophobic interaction chromatography Fulltext Access 9 Pages 2005
Liquid chromatography of polyoxyethylenes under critical conditions: A thermodynamic study Fulltext Access 9 Pages 2005
Usefulness of D-optimal designs and multicriteria optimization in laborious analytical procedures Fulltext Access 9 Pages 2005
Orthogonal array designs for the optimization of liquid-liquid-liquid microextraction of nonsteroidal anti-inflammatory drugs combined with high-performance liquid chromatography-ultraviolet detection Fulltext Access 9 Pages 2005
The partial compositional characteristics of apple juice from 175 apple varieties Fulltext Access 9 Pages 2005
Nutritive composition of a street food 'doubles' channa (Cicer arietinum) burger and its components sold in Trinidad, West Indies Fulltext Access 9 Pages 2005
Use of ion trap gas chromatography-multiple mass spectrometry for the detection and confirmation of 3â²hydroxystanozolol at trace levels in urine for doping control Fulltext Access 9 Pages 2005
Simultaneous determination of the HIV nucleoside analogue reverse transcriptase inhibitors lamivudine, didanosine, stavudine, zidovudine and abacavir in human plasma by reversed phase high performance liquid chromatography Fulltext Access 9 Pages 2005