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Gas chromatographic/mass spectrometric analysis of 19-nortestosterone urinary metabolites in cattle
E Benoît1, J L Guyot, D Courtot
1INRA, Laboratoire No. 54189, Service de biochimie, Ecole Nationale Vétérinaire de Lyon, Charbonnières, France.
Annales De Recherches Veterinaires. Annals of Veterinary Research
|January 1, 1989
Abstract:
Gas chromatographic and mass spectrometric method is used to confirm the administration of 19-nortestosterone to cattle. The most abundant metabolites detected were 19-norepitestosterone and 5 alpha-oestrane-3 beta,17 alpha-diol.