Title: A fast, comprehensive screening method for doping agents in urine by gas chromatography-triple quadrupole mass spectrometry.
Journal: Journal of chromatography. A 20110527
Title: A simplified procedure for GC/C/IRMS analysis of underivatized 19-norandrosterone in urine following HPLC purification.
Journal: Steroids 20110401
Title: Determination of nandrolone metabolites in human urine: comparison between liquid chromatography/tandem mass spectrometry and gas chromatography/mass spectrometry.
Journal: Rapid communications in mass spectrometry : RCM 20100715
Title: Urinary nandrolone metabolite detection after ingestion of a nandrolone precursor.
Journal: Medicine and science in sports and exercise 20090401
Title: Doping in sport--1. Excretion of 19-norandrosterone by healthy women, including those using contraceptives containing norethisterone.
Journal: Steroids 20090301
Title: Excretion of norsteroids' phase II metabolites of different origin in human.
Journal: Steroids 20090301
Title: Doping in sport: 3. Metabolic conversion of oral norethisterone to urinary 19-norandrosterone.
Journal: Steroids 20090301
Title: [Possible reasons for the presence of nandrolone metabolites in urine].
Journal: Archiwum medycyny sadowej i kryminologii 20090101
Title: Elimination kinetic of 17beta-estradiol 3-benzoate and 17beta-nandrolone laureate ester metabolites in calves' urine.
Journal: The Journal of steroid biochemistry and molecular biology 20080501
Title: Direct detection and quantification of 19-norandrosterone sulfate in human urine by liquid chromatography-linear ion trap mass spectrometry.
Journal: Journal of chromatography. B, Analytical technologies in the biomedical and life sciences 20070601
Title: Synthesis and analytics of 2,2,3,4,4-d5-19-nor-5alpha-androsterone--an internal standard in doping analysis.
Journal: Steroids 20070501
Title: Analysis of a challenging subset of World Anti-Doping Agency-banned steroids and antiestrogens by LC-MS-MS.
Journal: Journal of analytical toxicology 20070401
Title: Detection and quantification of glucuro- and sulfoconjugated metabolites in human urine following oral administration of xenobiotic 19-norsteroids.
Journal: Steroids 20060901
Title: Determination of the origin of urinary norandrosterone traces by gas chromatography combustion isotope ratio mass spectrometry.
Journal: The Analyst 20060901
Title: Determination of urinary norandrosterone excretion in females during one menstrual cycle by gas chromatography/mass spectrometry.
Journal: Biomedical chromatography : BMC 20060801
Title: Significance of 19-norandrosterone in athletes' urine samples.
Journal: British journal of sports medicine 20060701
Title: Development and evaluation of a candidate reference measurement procedure for the determination of 19-norandrosterone in human urine using isotope-dilution liquid chromatography/tandem mass spectrometry.
Journal: Analytical chemistry 20060515
Title: Contamination of dietary supplements and positive drug tests in sport.
Journal: Journal of sports sciences 20050901
Title: Formation of 19-norsteroids by in situ demethylation of endogenous steroids in stored urine samples.
Journal: Steroids 20050701
Title: Unintentional doping through the use of contaminated nutritional supplements.
Journal: South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde 20050701
Title: Quantification and profiling of 19-norandrosterone and 19-noretiocholanolone in human urine after consumption of a nutritional supplement and norsteroids.
Journal: Journal of analytical toxicology 20050301
Title: Norandrosterone and noretiocholanolone concentration before and after submaximal standardized exercise.
Journal: International journal of sports medicine 20041001
Title: [13C]Nandrolone excretion in trained athletes: interindividual variability in metabolism.
Journal: Clinical chemistry 20040201
Title: Glucuronidation of anabolic androgenic steroids by recombinant human UDP-glucuronosyltransferases.
Journal: Drug metabolism and disposition: the biological fate of chemicals 20030901
Title: Prohormones and sport.
Journal: The Journal of steroid biochemistry and molecular biology 20021201
Title: Endogenous nandrolone metabolites in human urine: preliminary results to discriminate between endogenous and exogenous origin.
Journal: Steroids 20020201
Title: Urinary 19-norandrosterone purification by immunoaffinity chromatography: application to gas chromatography/combustion/isotope ratio mass spectrometric analysis.
Journal: Rapid communications in mass spectrometry : RCM 20020101
Title: Gas chromatography-combustion-isotope ratio mass spectrometry analysis of 19-norsteroids: application to the detection of a nandrolone metabolite in urine.
Journal: Journal of chromatography. B, Biomedical sciences and applications 20010815
Title: Consequence of boar edible tissue consumption on urinary profiles of nandrolone metabolites. II. Identification and quantification of 19-norsteroids responsible for 19-norandrosterone and 19-noretiocholanolone excretion in human urine.
Journal: Rapid communications in mass spectrometry : RCM 20010101
