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pro vyhledávání: '"Bert Matthijs"'
Autor:
Dirk Courtheyn, Bruno Le Bizec, Bert Matthijs, Geert Janssens, Sven Mangelinckx, Norbert De Kimpe
Publikováno v:
Journal of Agricultural and Food Chemistry. 63:7574-7581
The administration of synthetic homologues of naturally occurring steroids can be demonstrated by measuring (13)C/(12)C isotopic ratios of their urinary metabolites. Gas chromatography-mass spectrometry/combustion/isotope ratio mass spectrometry (GC-
Autor:
Bruno Le Bizec, Dirk Courtheyn, Sven Mangelinckx, Bert Matthijs, Norbert De Kimpe, Geert Janssens
Publikováno v:
Journal of chromatography. A. 1449
Currently, no analytical method is available to demonstrate progesterone administration in biological samples collected in rearing animals, and therefore, tracking the abuse of this popular growth promoter is arduous. In this study, a method is prese