Use of continine immunoassay test strips for preclassifying urine samples from smokers and nonsmokers prior to analysis by LC-MS-MS.

abstract：:About 22,000 samples of oral fluid have been collected in five population studies in Norway using either the Intercept or Statsure oral fluid sampling devices. The prevalence of alcohol and drugs was found to be higher in oral fluid samples with small volumes than in those with large volumes for both sampling devices;...

journal_title：Journal of analytical toxicology

authors： Gjerde H,Normann PT,Christophersen AS

更新日期：2010-09-01 00:00:00

abstract：:Sixteen apparently intact procainamide tablets, in varied stages of drug depletion, were found distributed throughout the gastrointestinal tract of a man who died of arteriosclerotic heart disease with pulmonary complications. The tablets were found to contain procainamide by a thin layer chromatography system with ca...

journal_title：Journal of analytical toxicology

authors： Griesemer EC

更新日期：1984-09-01 00:00:00

abstract：:Urinary metabolites of famprofazone following oral administration in humans were identified by gas chromatography-mass spectrometry with electron impact-ionization and comparison with the spectra and retention times of authentic standards. The metabolites were determined following selective derivatization with N-methy...

journal_title：Journal of analytical toxicology

authors： Shin HS,Park BB,Choi SN,Oh JJ,Hong CP,Ryu H

更新日期：1998-01-01 00:00:00

abstract：:The aim of this study was to investigate the early-phase postmortem redistribution of the enantiomers of citalopram (CIT) and its metabolites demethylcitalopram (DCIT) and didemethylcitalopram (DDCIT) in a rat model. Furthermore, we wanted to examine the role of the lungs as a reservoir of postmortem drug release and ...

journal_title：Journal of analytical toxicology

authors： Kugelberg FC,Kingbäck M,Carlsson B,Druid H

更新日期：2005-05-01 00:00:00

abstract：:We present data from the analysis of the alcohol content of 391 beers and malt beverages available for sale in the State of Washington. The beverages were tested by gas chromatography for their alcohol content. Considerable variability in the alcoholic strength was found, even within the same class. Overall, the range...

journal_title：Journal of analytical toxicology

authors： Case GA,Distefano S,Logan BK

更新日期：2000-04-01 00:00:00

abstract：:The analysis of biological specimens collected at autopsy for the presence of exogenous insulin(s) is of special interest in select death investigations as they may be suspected in the cause of a death. Technical challenges include the limited stability of insulin, and the forensic requirement of differentiating endog...

journal_title：Journal of analytical toxicology

authors： Legg KM,Labay LM,Aiken SS,Logan BK

更新日期：2019-08-23 00:00:00

abstract：:A quantitative analysis was developed for the determination of cocaine, benzoylecgonine, and cocaethylene in oral fluid using liquid chromatography-tandem mass spectrometry. After internal standardization and solid-phase extraction, chromatographic separation was achieved on a reversed-phase column by gradient elution...

journal_title：Journal of analytical toxicology

authors： Clauwaert K,Decaestecker T,Mortier K,Lambert W,Deforce D,Van Peteghem C,Van Bocxlaer J

更新日期：2004-11-01 00:00:00

abstract：:To determine the degree of ethanol absorption and the resultant formation and urinary excretion of its conjugated metabolites following intensive use of high ethanol content mouthwash, 10 subjects gargled with Listerine(®) antiseptic 4 times daily for 3¼ days. First morning void urine specimens were collected on each ...

journal_title：Journal of analytical toxicology

authors： Reisfield GM,Goldberger BA,Pesce AJ,Crews BO,Wilson GR,Teitelbaum SA,Bertholf RL

更新日期：2011-06-01 00:00:00

abstract：:An improved method for the simultaneous determination of cocaine and its metabolites, benzoylecgonine (BE), norcocaine, and ecgoninemethylester (EME), in rat plasma and urine is described. Following derivatization of EME to p-fluorococaine, chromatography was performed on two high-performance liquid chromatography (HP...

journal_title：Journal of analytical toxicology

authors： Jamdar SC,Pantuck CB,Diaz J,Mets B

更新日期：2000-09-01 00:00:00

abstract：:Suvorexant (Belsomra®) is a novel dual orexin receptor antagonist used for the treatment of insomnia. The prevalence of suvorexant in forensic samples is relatively unknown, which demonstrates the need for robust analytical assays for the detection of this sedative hypnotic in forensic toxicology laboratories. In this...

journal_title：Journal of analytical toxicology

authors： Skillman B,Kerrigan S

更新日期：2020-04-30 00:00:00

abstract：:A gas-chromatographic analysis of vinylidene chloride (1,1-dichloroethylene) is presented. Vinylidene chloride was sampled by adsorbing on activated carbon. It was desorbed with carbon disulfide. The desorption efficiency was 97.2 +/- 1.05 (mean +/- standard error). The analytical column was packed with 10% Apiezon L ...

journal_title：Journal of analytical toxicology

authors： Sidhu KS

更新日期：1980-09-01 00:00:00

abstract：:Sampling and drug stability in oral fluid (OF) are crucial factors when interpreting forensic toxicological analysis, mainly because samples may not be analyzed immediately after collection, potentially altering drug concentrations. Therefore, the stability of some common drugs of abuse (morphine, codeine, 6-monoacety...

journal_title：Journal of analytical toxicology

authors： Marchei E,Malaca S,Graziano S,Gottardi M,Pichini S,Busardò FP

更新日期：2020-07-31 00:00:00

abstract：:A method is described for the simultaneous determination of the ratio of l- and d-enantiomers of amphetamine, methamphetamine, 3,4-methylenedioxyamphetamine (MDA), 3,4-methylenedioxymethamphetamine (MDMA), and 3,4-methylenedioxyethylamphetamine (MDEA) in urine. The assay uses liquid-liquid extraction followed by deriv...

journal_title：Journal of analytical toxicology

authors： Hensley D,Cody JT

更新日期：1999-10-01 00:00:00

abstract：:Uncertainty is an inherent property of all measurements. The magnitude of this uncertainty will determine the number of meaningful digits that should be reported in a measurement result. Several statistical arguments are considered providing evidence that three digit truncated results are more appropriate than two sin...

journal_title：Journal of analytical toxicology

authors： Gullberg RG

更新日期：2015-06-01 00:00:00

abstract：:As an approved medicinal product and reportedly an abused substance that have been associated with death and "considered to be a factor...of impaired driving, sexual assault, and other violent crimes", triazolam is controlled at the same level (Level III) as flunitrazepam in Taiwan. Alleged misuses of this substance h...

journal_title：Journal of analytical toxicology

authors： Lin DL,Huang TY,Liu HC,Yin RM

更新日期：2005-03-01 00:00:00

abstract：:A 25 mg oral dose of cocaine HCl given to a single volunteer resulted in a peak urinary cocaine concentration of 269 ng/mL at 1 h, and a peak benzoylecgonine concentration of 7,940 ng/mL at 12 h. Urine benzoylecgonine concentrations remained in excess of 300 ng/mL for 48 h. We conclude that small, oral doses of cocain...

journal_title：Journal of analytical toxicology

authors： Baselt RC,Chang R

更新日期：1987-03-01 00:00:00

abstract：:Due to the lack of certified reference material, a reliable quantification in complex postmortem matrices can only be performed either by the addition of isotope-labelled standards or by the standard addition method. Although standard addition is a basic quantification procedure, its practical implementation is challe...

journal_title：Journal of analytical toxicology

authors： Reiter B,Stimpfl T

更新日期：2015-11-01 00:00:00

abstract：:Methods for extraction of cocaine, some of its metabolites, morphine, and codeine from hair and methods for analyzing the extracts have been investigated. Results of these studies have shown that extractions with 0.1N HCl are efficient at removing the target compounds from hair and appear to be as effective as enzymat...

journal_title：Journal of analytical toxicology

authors： Welch MJ,Sniegoski LT,Allgood CC,Habram M

更新日期：1993-11-01 00:00:00

abstract：:A protocol is described for the preparation and characterization of bovine blood lead (Pb) reference material (RM). Adult bovine animals are orally dosed with Pb as Pb(NO3)2, and blood is collected directly from the jugular vein into 5-mL evacuated, low-Pb glass tubes containing EDTA as anticoagulant. The blood is coo...

journal_title：Journal of analytical toxicology

authors： Cox DH,Duncan CE,Wyatt GP,Meadow JS,Robinson JB

更新日期：1989-07-01 00:00:00

abstract：:Proton nuclear magnetic resonance spectroscopy (1H MRS) has been used to identify ethanol in vivo and to detect other exogenous low molecular weight volatiles in human serum. 1H MRS was used to detect and quantitate 15 human sera containing various concentrations and combinations of ethanol, isopropanol, acetone, and ...

journal_title：Journal of analytical toxicology

authors： Pappas AA,Thompson JR,Fuller GL,Porter WH,Gadsden RH

更新日期：1993-09-01 00:00:00

abstract：:A high-performance liquid chromatographic system based on gradient elution of an alumina packing material coated with polybutadiene is presented. The chromatographic eluent is a mixture of methanol and water, both containing 0.0125M NaOH. The effluent is monitored by photodiode array detection. The system allows detec...

journal_title：Journal of analytical toxicology

authors： Lambert WE,Meyer E,De Leenheer AP

更新日期：1995-03-01 00:00:00

abstract：:A rapid and sensitive solid-phase extraction method for the lysergic acid diethylamide (LSD) metabolite 2-oxo-3-hydroxy-LSD (O-H-LSD) was developed for use in a forensic laboratory. The method uses a positive-pressure manifold anion-exchange polymer-based solid-phase extraction with subsequent analysis by liquid chrom...

journal_title：Journal of analytical toxicology

authors： Horn CK,Klette KL,Stout PR

更新日期：2003-10-01 00:00:00

abstract：:An online automatic sample cleanup system was developed for use with electrospray ionization tandem mass spectrometry (ESI-MS-MS) for the quantitative detection of the benzene exposure biomarker S-phenylmercapturic acid (S-PMA) in human urine. The sample clean-up system was constructed with an autosampling device, a r...

journal_title：Journal of analytical toxicology

authors： Liao PC,Li CM,Lin LC,Hung CW,Shih TS

更新日期：2002-05-01 00:00:00

abstract：:Synthetic cathinones have recently emerged as a substitute for common drugs of abuse. Synthetic cathinones can elicit powerful adverse effects such as delusions, hallucinations and potentially dangerous behavior. To develop a method to analyze 10 synthetic cathinones in oral fluid, we implemented a combined approach o...

journal_title：Journal of analytical toxicology

authors： Amaratunga P,Lorenz Lemberg B,Lemberg D

更新日期：2013-11-01 00:00:00

abstract：:A rapid, simple, highly sensitive procedure for the simultaneous analysis of bromazepam, alprazolam, clonazepam, lorazepam, oxazepam, diazepam, midazolam, flurazepam, flunitrazepam, nordiazepam, triazolam, temazepam, nitrazepam, and chlordiazepoxide in oral fluid is described, using liquid chromatography coupled to a ...

journal_title：Journal of analytical toxicology

authors： Moore C,Coulter C,Crompton K,Zumwalt M

更新日期：2007-11-01 00:00:00

abstract：:A fast and efficient multiresidue extraction-purification procedure was developed for low levels (ppb range) of phenanthrene and hydroxyphenanthrene in biological matrices, in order to quantify phenanthrene and metabolites in blood, milk, urine, and biological tissues of lactating goats. Detection and identification o...

journal_title：Journal of analytical toxicology

authors： Grova N,Monteau F,Le Bizec B,Feidt C,Andre F,Rychen G

更新日期：2005-04-01 00:00:00

abstract：:A variety of chemical agents were evaluated to determine their effects on fluorescence polarization immunoassays for drugs of abuse. Sixteen different agents, at concentrations up to 10%, were tested against urine assays for cannabinoids, cocaine (metabolite), amphetamines, opiates, phencyclidine (PCP), and barbiturat...

journal_title：Journal of analytical toxicology

authors： Schwarzhoff R,Cody JT

更新日期：1993-01-01 00:00:00

abstract：:A simple, time-saving procedure to measure aluminum (AI) in whole blood, plasma, and water samples of low ionic strength by flameless atomic absorption spectrometry is presented. With this procedure, an analagous pretreatment is given to all samples. Moreover, the pretreated samples are analyzed using an identical pro...

journal_title：Journal of analytical toxicology

authors： van der Voet GB,de Haas EJ,de Wolff FA

更新日期：1985-05-01 00:00:00

abstract：:In clinical and forensic toxicology, general unknown screening is used to detect and identify exogenous compounds. In this study, we aimed to develop a fast (15 min) comprehensive screening method for 500 toxicologically relevant analytes based on ultra-performance liquid chromatography (UPLC) coupled with a quadrupol...

journal_title：Journal of analytical toxicology

authors： Humbert L,Grisel F,Richeval C,Lhermitte M

更新日期：2010-11-01 00:00:00

abstract：:Prolintane is a sympathomimetic amine with pharmacologic properties similar to d-amphetamine. Side effects include insomnia, nervousness, and irritability. Overdoses of prolintane may cause hallucinations, psychosis, and death. The drug is commonly prescribed in Africa, Australia, and Europe but is not available in th...

journal_title：Journal of analytical toxicology

authors： Kyle PB,Daley WP

更新日期：2007-09-01 00:00:00