PCR based DNA analyses and steroid profiling for the detection of manipulation and individualization of urine samples in doping control

von Geyer, Hans (Leiter) ...
Deutsche Sporthochschule Köln / Institut für Biochemie
Projektlaufzeit: 12/2006-12/2007

Atypical steroid profiles in connection with ethanol findings in urine

von Geyer, Hans (Autor), ... Mareck, Ute (Autor), Haenelt, N. (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Recent advances in doping analysis (17) : Proceedings of the Manfred Donike Workshop ; 27th Cologne Workshop on Dope Analysis ; 1st to 6th March 2009, Köln: Sportverl. Strauß (Verlag), 2009, S. 261-264, Lit.

Screening for unknown synthetic steroids in human urine by liquid chromatography-tandem mass spectrometry

von Thevis, Mario (Autor), ... Geyer, Hans (Autor), Mareck, Ute (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Journal of mass spectrometry : JMS, 40 (2005), 7, S. 955-962, Lit.

Results of confirmation procedures in the scope of the steroidal athlete biological passport in the Cologne laboratory from 2017-2019

von Mareck, Ute (Autor), ... Geyer, Hans (Autor), Fußhöller, Gregor (Autor), Haenelt, Nadine (Autor), Thevis, Mario (Autor)
Erschienen in Recent advances in doping analysis (29) : Proceedings of the Manfred Donike Workshop ; 39th Cologne Workshop on Dope Analysis 22nd to 26th March 2021, Hellenthal: Sportverl. Strauß (Verlag), 2021, S. 41-44, Lit.

Identification of non-steroidal aromatase inhibitors in doping analysis

von Mareck, Ute (Autor), ... Sigmund, G. (Autor), Opfermann, G. (Autor), Geyer, Hans (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Recent advances in doping analysis (11) : Proceedings of the Manfred Donike Workshop ; 21st Cologne Workshop on Dope Analysis ; 16th to 21st March 2003, Köln: Sport u. Buch Strauß (Verlag), 2003, S. 91-100, Lit.

Factors influencing the steroid profile in doping control analysis

von Mareck, Ute (Autor), ... Geyer, Hans (Autor), Opfermann, Georg (Autor), Thevis, Mario (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Journal of mass spectrometry : JMS, 43 (2008), 7 (Sports doping explored), S. 877-891, Lit.

LC-MS/MS analysis of glucocorticosteroids : first experiences with therapeutic use exemption in routine doping analysis

von Gotzmann, Andrea (Autor), ... Thevis, Mario (Autor), Mareck, Ute (Autor), Bredehöft, M. (Autor), Guddat, S. (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Recent advances in doping analysis (12) : Proceedings of the Manfred Donike Workshop ; 22th Cologne Workshop on Dope Analysis ; 7th to 12th March 2004, Köln: Sport u. Buch Strauß (Verlag), 2004, S. 55-63, Lit.

Nutritional supplements cross-contaminated and faked with doping substances

von Geyer, Hans (Autor), ... Parr, Maria Kristina (Autor), Köhler, Karsten (Autor), Mareck, Ute (Autor), Schänzer, Wilhelm (Autor), Thevis, Mario (Autor)
Erschienen in Journal of mass spectrometry : JMS, 43 (2008), 7 (Sports doping explored), S. 892-902, Lit.

Determination of 13C/12C ratios of endogenous urinary steroids : method validation, reference population and application to doping control purposes

von Piper, Thomas (Autor), ... Mareck, Ute (Autor), Geyer, Hans (Autor), Flenker, Ulrich (Autor), Thevis, Mario (Autor), Platen, Petra (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Rapid communications in mass spectrometry, 22 (2008), 14, S. 2161-2175, Lit.

The ratio 5aAdiol/E as indicator for the detection of testosterone doping in athletes with naturally low T/E : a case study

von Geyer, Hans (Autor), ... Fußhöller, Gregor (Autor), Haenelt, Nadine (Autor), Mareck, Ute (Autor), Blatt, Christina (Autor), Gougoulidis, Vassilios (Autor), Hülsemann, Frank (Autor), Piper, Thomas (Autor), Thevis, Mario (Autor)
Erschienen in Recent advances in doping analysis (28) : Proceedings of the Manfred Donike Workshop ; 38th Cologne Workshop on Dope Analysis 9th to 14th February 2020, Hellenthal: Sportverl. Strauß (Verlag), 2020, S. 90-93, Lit.