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Direct quantification of morphine glucuronides and free morphine in urine by liquid chromatography-tandem mass spectrometry
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- Journal Article
- A1
- open access
Quantitative detection of inhaled formoterol in human urine and relevance to doping control analysis
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- Journal Article
- A1
- open access
Qualitative detection of desmopressin in plasma by liquid chromatography-tandem mass spectrometry
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Summary of the Alternative Steroid Profiling WADA project
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- Conference Paper
- C1
- open access
Excretation studies with beta-2-agonists
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- Conference Paper
- C1
- open access
Is a simple detection approach possible for desmopressin?
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- Conference Paper
- C1
- open access
Statistical discrimination of steroid profiles: introduction of steroidomics in doping analysis
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Comparison between triple quadrupole, time of flight and hybrid quadrupole time of flight analysers coupled to liquid chromatography for the detection of anabolic steroids in doping control analysis
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No effect of caffeine on exercise performance in high ambient temperature
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Quantitative detection of inhaled salmeterol in human urine and relevance to doping control analysis
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Prevalence of legal and illegal stimulating agents in sports
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A fast, comprehensive screening method for doping agents in urine by gas chromatography-triple quadrupole mass spectrometry
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A pilot study on subject-based comprehensive steroid profiling: novel biomarkers to detect testosterone misuse in sports
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- Conference Paper
- C1
- open access
Application of in vivo urinary steroid detection in uPA+/+-SCID chimeric mice
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Subject-based steroid profiling and the determination of novel biomarkers for DHT and DHEA misuse in sports
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Population based evaluation of a multi-parametric steroid profiling on administered endogenous steroids in single low dose
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Estimating measurement uncertainty in quantitative methods not based on chromatography for doping control purposes
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Reference ranges for urinary concentrations and ratios of endogenous steroids, which can be used as markers for steroid misuse, in a Caucasian population of athletes
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Alternative steroid profiling: reference ranges for urinary concentrations and ratios of endogenous steroids, which can be used as markers for steroid misuse, in a Caucasian population of athletes
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Interpretation of urinary concentrations of pseudoephedrine and its metabolite cathine in relation to doping control
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Combination of liquid-chromatography tandem mass spectrometry in different scan modes with human and chimeric mouse urine for the study of steroid metabolism
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Steroid metabolism in chimeric mice with humanized liver
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b-Adrenergic stimulation
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The uPA(+/+)-SCID mouse with humanized liver as a model for in vivo metabolism of 4-androstene-3,17-dione
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Detection and characterization of a new metabolite of 17 α-methyltestosterone
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Detection and structural investigation of metabolites of stanozolol in human urine by liquid chromatography tandem mass spectrometry
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uPA+/+-SCID mouse with humanized liver as a model for in vivo metabolism of exogenous steroids: methandienone as a case study
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Evaluation of different scan methods for the urinary detection of corticosteroid metabolites by liquid chromatography tandem mass spectrometry
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Quantification of testosterone undecanoate in human hair by liquid chromatography-tandem mass spectrometry
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Qualitative detection of diuretics and acidic metabolites of other doping agents in human urine by high-performance liquid chromatography-tandem mass spectrometry Comparison between liquid-liquid extraction and direct injection
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Development and validation of an LC-MS/MS method for the quantification of ephedrines in urine
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Response on "Regulations in the field of residue and doping analysis should ensure a well-defined risk of a false positive declaration" by N. M. Faber
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Detection of urinary markers for thiazide diuretics after oral administration of hydrochlorothiazide and altizide-relevance to doping control analysis
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Stability of selected chlorinated thiazide diuretics
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Efficient approach for the comprehensive detection of unknown anabolic steroids and metabolites in human urine by liquid chromatography-electrospray-tandem mass spectrometry
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Implementation of DRS in doping control
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General guidelines for the CID fragmentation of 3-keto-anabolic steroids
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Direct quantification of steroid glucuronides by liquid chromatography tandem mass spectrometry
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Validation of the metabolism of steroids in uPA+/+-SCID mice with humanized liver
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Stability studies of thiazide diuretics
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Results of several (small) research projects at DoCoLab in 2007
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Validation of an extended method for the detection of the misuse of endogenous steroids in sports, including new hydroxylated metabolites
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Collision-induced dissociation of 3-keto anabolic steroids and related compounds after electrospray ionization. Considerations for structural elucidation
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Implementation of gas chromatography combined with simultaneously selected ion monitoring and full scan mass spectrometry in doping analysis
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Detection and characterization of anabolic steroids in doping analysis by LC-MS
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Detection of doping agents by LC-MC and LC-MC-MC
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Elucidation of urinary metabolites of fluoxymesterone by liquid chromatography-tandem mass spectrometry and gas chromatography-mass spectrometry
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Direct quantification of steroid glucuronides in human urine by liquid chromatography-electrospray tandem mass spectrometry
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Declared use of medication in sports
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Development and validation of a quantitative gas chromatography-mass spectrometry method for the detection of endogenous androgens in mouse urine
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Results of stability studies with doping agents in urine
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Development and validation of a qualitative screening method for the detection of exogenous anabolic steroids in urine by liquid chromatography-tandem mass spectrometry
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Comprehensive screening method for the qualitative detection of narcotics and stimulants using single step derivatisation
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Development of a qualitative liquid chromatography/tandem mass spectrometric method for the detection of narcotics in urine relevant to doping analysis
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Presence of endogenous interferences in the urinary detection of selected anabolic steroids by liquid chromatography/electrospray tandem mass spectrometry
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Van Thuyne W, Delbeke FT. Distribution of caffeine levels in urine in different sports in relation to doping control before and after the removal of caffeine from the WADA doping list. Int J Sports Med 2006; 27: 745-750 - Reply
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Detection of selected stimulants as contaminants in solid nutritional supplements by liquid chromatography-mass spectrometry
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Ionization of anabolic steroids by adduct formation in liquid chromatography electrospray mass spectrometry
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Detection of 19-norandrosterone after ingestion of the oral contraceptives norethisterone acetate and lynestrenol and ethylestrenol
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Comprehensive screening method for the detection of narcotics and stimulants using single-step derivatisation
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Results of several (small) research projects at DoCoLab in 2005
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Quantitative LC-MS determination of strychnine in urine after ingestion of a Strychnos nux-vomica preparation and its consequences in doping control
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Metabolism and excretion of anabolic steroids in doping control - New steroids and new insights
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New urinary EPO drug testing method using two-dimensional gel electrophoresis
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Distribution of caffeine levels in urine in different sports in relation to doping control before and after the removal of caffeine from the WADA doping list
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Detection of budesonide in human urine after inhalation by liquid chromatography-mass spectrometry
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Nutritional supplements: prevalence of use and contamination with doping agents
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Screening for anabolic steroids in doping analysis by liquid chromatography/electrospray ion trap mass spectrometry
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Detection of hydroxyethylstarch (HES) in human urine by liquid chromatography-mass spectrometry
(2006) JOURNAL OF CHROMATOGRAPHY B-ANALYTICAL TECHNOLOGIES IN THE BIOMEDICAL AND LIFE SCIENCES. 834(1-2). p.217-220 -
Screening for amphetamine and amphetamine-type drugs in doping analysis by liquid chromatography/mass spectrometry
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Improved clean-up for the detection of hydroxyethylstarch (HES)
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Did Caffeine use in sorts change after the removal from the doping list?
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Extension of an existing screening method for diuretics with beta-blocking agents
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Metabolism, excretion and detection of androst-4ene-3,6,17-trione
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Quantitative analysis of androst-4-ene-3,6,17-trione and metabolites in human urine after the administration of a food supplement by liquid chromatography/ion trap-mass spectrometry
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Validation of a GC-MS screening method for anabolizing agents in aqueous nutritional supplements
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Detection of androst-4-ene-3,6,17-trione (6-OXO (R)) and its metabolites in urine by gas chromatography-mass spectrometry in relation to doping analysis
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Distribution of caffeine levels in urine in different sports in relation to doping control
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Simultaneous determination of beta-blocking agents and diuretics in doping analysis by liquid chromatography mass spectrometry with scan-to-scan polarity switching
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Nutritional Supplements and Doping: Non-labelled Multiple Prohormones in a Czech Nutritional Supplement
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Caffeine Use in Sports: An Overview before and after the Removal from the Doping List
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Stability Studies of Selected Doping Substances in Methanolic Solution
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Excretion studies with corticosteroids
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Validation of a GC-MS screening method for anabolizing agents in solid nutritional supplements
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Norandrosterone and noretiocholanoone concentration before and after submaximal standardized exercise
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Criteria in chromatography and mass spectrometry - a comparison between regulations in the field of residue and doping analysis
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chromatographic and mass spectrometric criteria in doping and related areas
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Excretion studies with a supplement containing 5a-androst-1-ene-3b,17b-diol
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Identification and confirmation of the carboxylic acid metabolite of nifedipine in horse urine by GC/MSD
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Excretion studies with salbutamol and salmeterol after inhalation
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Validation of a screening method for corticosteroids in doping analysis by liquid chromatography/tandem mass spectrometry
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Urinary concentrations of morphine after the administration of herbal teas containing Papaveris fructus in relation to doping analysis
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Quantitation of 11-nor-Delta(9)-tetrahydrocannabinol-9-carboxylic acid with GC-MS in urine collected for doping analysis
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Detection and disposition of tolmetin in the horse
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Reply to 'Measurement uncertainty and doping control in sport' by A. van der Veen, Accred Qual Assur (2003) 8: 334-339
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The prevalence of doping in Flanders in comparison to the prevalence of doping in international sports
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Validation of a Qualitative Screening Method for corticosteroids by liquid Chromatography Tandem Mass Spectrometry.
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Prohormones and sport
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Screening for 18 diuretics and probenecid in doping analysis by liquid chromatography-tandem mass spectrometry.
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Excretion studies with 7-keto-dehydro-epiandrosterone
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Doping in de paardensport, geschiedenis, misbruik, regelgeving en actuele opsporingstechnieken.
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Morphine and other painkillers in relation to doping controls.
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Cannabis and doping issues.
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Detection of inhaled clenbuterol in horse urine by GC/MS2.
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Quantitative detection of salmeterol after inhalation in equine urine by liquid chromatography/tandem mass spectrometry.
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Detection of inhaled salbutamol in equine urine by ELISA and GC/MS2.
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The use of doping agents : past and trends
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Nutritional supplements and doping.
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Excretion studies with clenbuterol after inhalation.
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Simultaneous quantitation of ephedrines in urine by gas chromatography-nitrogen-phosphorus detection for doping control purposes.
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Endogenous origin of norandrosterone in female urine: indirect evidence for the production of 19-norsteroids as by-products in the conversion from androgen to estrogen.
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Detection and determination of anabolic steroids in nutritional supplements.
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Excretion studies with Tribulus terrestris
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Disposition of human drug preparations in the horse, VII : tolmetin
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Dopingonderzoek in Vlaanderen.
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From amanita muscaria to somatotropine : the doping story
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Drugs in sports : from mushrooms to peptide hormones
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Van paddestoelen tot groeihormoon: de doping story
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Urinary metabolites of endogenous nandrolone in women: a case study.
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Excretion studies with 4-androstene-3,17-dione
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Detection of human chorionic gonadotrophin misuse in sports
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Toxicity of diflubenzuron, pyriproxyfen, imidacloprid and diafenthiuron to the predatory bug Orius laevigatus (Het.: Anthocoridae)
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Disposition of human drug preparations in the horse, VI : tiaprofenic acid
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Threshold level for theophylline in doping analysis
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Disposition of human drug preparations in the horse, V : orally administered oxprenolol
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Disposition of human drug preparations in the horse, IV : orally-administered fenoprofen
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Disposition of human drug preparations in the horse, III : orally administered alclofenac
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A LIQUID-CHROMATOGRAPHIC METHOD FOR THE DETERMINATION OF FENOPROFEN IN EQUINE PLASMA AND URINE.
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Three full sister mares with a stallion like behaviour and a high blood testosterone concentration : a case report
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INFLUENCE OF HYDROLYSIS PROCEDURES ON THE URINARY CONCENTRATIONS OF CODEINE AND MORPHINE IN RELATION TO DOPING ANALYSIS.
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ELISA SCREENING WITH GC-MS CONFIRMATION OF THE TRANQUILIZER CHLORPROTHIXENE ADMINISTERED IN SUBTHERAPEUTIC DOSES TO HORSES.
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The disposition of suxibuzone in the horse.
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A HIGH-PERFORMANCE LIQUID-CHROMATOGRAPHIC METHOD FOR THE DETERMINATION OF FEBANTEL AND ITS MAJOR METABOLITES IN LAMB PLASMA.
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THE INTRAMUSCULAR BIOAVAILABILITY OF A PHENYLBUTAZONE PREPARATION IN THE HORSE.
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Determination of alclofenac in equine plasma and urine by high-performance liquid chromatography.
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Disposition of human drug preparations in the horse, II : orally administered fencamfamine
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Urinary concentrations of codeine and morphine after the administration of different codeine preparations in relation to doping analysis
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Characterization of two metabolites of prethcamide by gas chromatography and mass spectrometry
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Pentafluorobenzoyl derivatives of doping agents : I. Extractive benzoylation and gas chromatography with electron-capture detection of primary and secondary amines
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Doping control in Flanders: facts, results and statistics. Proceedings, 14th Cologne Workshop on Dope Analysis, 17-22 March 1996, pp. 385-402.