Origin production of 19-norandrosterone in human urine samples and doping analysis

Project Title: Origin production of 19-norandrosterone in human urine samples and doping analysis

Researchers: X. de la Torre, F. Botrè, A.B. Cadwallader, M. Mazzarino, F. Molaioni

Institution: Federazione Medico Sportiva Italiana, Italy

Year accepted: 2010

Summary: The present was focused on the hypothesis that the CYP51 (14α-demethylase) of fungal origin may be the cause of the alteration of the metabolic profile found in the so-called active urines.