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.
MeSH terms
-
Animals
-
Cattle / metabolism*
-
Cattle / urine
-
Estranes / analysis
-
Estranes / urine
-
Female
-
Gas Chromatography-Mass Spectrometry
-
Injections, Intramuscular
-
Nandrolone / administration & dosage
-
Nandrolone / metabolism*