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Unification of the screening protocols for a wide range of doping agents has become an important issue for doping control laboratories. This study presents the development and validation of a generic(More)
A new liquid chromatography-electrospray ionization-mass spectrometry (LC-ESI-MS) (n) ion trap method for the determination of corticosteroids in urine has been developed and validated. Some anabolic(More)
In equine sport, theobromine is prohibited with a threshold level of 2 microg mL(-1) in urine, hence doping control laboratories have to establish quantitative and qualitative methods for its(More)
In equine sport, salicylic acid is prohibited with a threshold level of 750 microg mL(-1) in urine; hence, doping control laboratories have to establish quantitative and qualitative methods for its(More)
Levodopa and dopamine have been abused as performance-altering substances in horse racing. Urinary 3-methoxytyramine is used as an indicator of dopaminergic manipulation resulting from dopamine or(More)