Mass spectrometric identification and characterization of a new long-term metabolite of metandienone in human urine

Chemistry

• Anabolic Androgenic Steroid 16%
• Analytical Method 16%
• Application 16%
• Assay 16%
• Chemical Reaction Product 33%
• Doping 16%
• Drug Screening 33%
• Fragmentation 16%
• Gas Chromatography 33%
• Liquid Chromatography 16%
• Liquid Chromatography Tandem Mass Spectrometry 33%
• Metabolic 16%
• Metabolite 100%
• Methyl 33%
• Pharmacokinetics 16%
• Sample 16%
• Steroid 33%
• Structure 50%
• Tandem Mass Spectrometry 33%

Pharmacology, Toxicology and Pharmaceutical Science

• Alkadiene 16%
• Androgen 16%
• Doping 16%
• Drug 33%
• Metandienone 83%
• Pharmacokinetics 16%
• Steroids 33%
• Trientine 33%

Biochemistry, Genetics and Molecular Biology

• Accuracy 16%
• Drug Screening 16%
• Excretion 50%
• Liquid Chromatography 16%
• Pharmacokinetics 16%
• Single Drug Dose 16%
• Steroid 50%
• Tandem Mass Spectrometry 33%
• Urine Sampling 16%