Doping-control analysis of the 5[alpha]-reductase inhibitor finasteride : determination of its influence on urinary steroid profiles and detection of its major urinary metabolite

von Thevis, Mario (Autor), ... Geyer, Hans (Autor), Mareck, Ute (Autor), Flenker, Ulrich (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Therapeutic drug monitoring, 29 (2007), 2, S. 236-247, Lit.

Detection of manipulation in doping control urine sample collection : a multidisciplinary approach to determine identical urine samples

von Thevis, Mario (Autor), ... Geyer, Hans (Autor), Mareck, Ute (Autor), Sigmund, Gerd (Autor), Henke, Jürgen (Autor), Henke, Lotte (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Analytical and bioanalytical chemistry, 388 (2007), 7, S. 1539-1543, Lit.

Identification of the aromatase inhibitor letrozole in urine by gas chromatography/mass spectrometry

von Mareck, Ute (Autor), ... Sigmund, Gerd (Autor), Opfermann, Georg (Autor), Geyer, Hans (Autor), Thevis, Mario (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Rapid communications in mass spectrometry, 19 (2005), 24, S. 3689-3693, Lit.

Detection of dehydroepiandrosterone misuse by means of gas chromatography-combustion-isotope ratio mass spectrometry

von Mareck, Ute (Autor), ... Geyer, Hans (Autor), Flenker, Ulrich (Autor), Piper, Thomas (Autor), Thevis, Mario (Autor), Schänzer, Wilhelm (Autor)
Erschienen in European journal of mass spectrometry, 13 (2007), 6, S. 419-426, Lit.

Determination of the origin of urinary norandrosterone traces by gas chromatography combustion isotope ratio mass spectrometry

von Hebestreit, Moritz (Autor), ... Flenker, Ulrich (Autor), Fußhöller, Gregor (Autor), Geyer, Hans (Autor), Güntner, Ute (Autor), Mareck, Ute (Autor), Piper, Thomas (Autor), Thevis, Mario (Autor), Ayotte, Christiane (Autor), Schänzer, Wilhelm (Autor)
Erschienen in The Analyst, 131 (2006), 9, S. 1021-1026, 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.

Direct quantification of Salbutamol in human urine by means of LC-MS/MS

von Thevis, Mario (Leiter) ...
Deutsche Sporthochschule Köln / Institut für Biochemie
Projektlaufzeit: 01/2006-02/2007

Investigations into the concentration and metabolite profiles of stanozolol and LGD-4033 in blood plasma and seminal fluid using liquid chromatography high-resolution mass spectrom...

von Breuer, Johanna (Autor), ... Thomas, Andreas (Autor), Delahaut, Philippe (Autor), Schänzer, Wilhelm (Autor), Geyer, Hans (Autor), Thevis, Mario (Autor)
Erschienen in Analytical and bioanalytical chemistry, 415 (2023), 4, S. 669–681, Lit.

Nachweis des Plasmavolumenexpanders Hydroxyethylstärke in Humanurin

von Schänzer, Wilhelm (Leiter) ...
Deutsche Sporthochschule Köln / Institut für Biochemie
Projektlaufzeit: 08/1998-06/2000

Serum testosterone and urinary excretion of steroid hormone metabolites after administration of a high-dose zinc supplement

von Schänzer, Wilhelm (Leiter) ...
Deutsche Sporthochschule Köln / Institut für Biochemie
Projektlaufzeit: 02/2006-02/2007

13C/12C-Analysis of urinary epitestosterone

von Schänzer, Wilhelm (Leiter) ...
Deutsche Sporthochschule Köln / Institut für Biochemie
Projektlaufzeit: 12/2007-12/2008

Origin of unusual norandrosterone findings in urine samples

von Schänzer, Wilhelm (Leiter) ...
Deutsche Sporthochschule Köln / Institut für Biochemie
Projektlaufzeit: 04/2005-04/2006

Insulins in equine urine: qualitative analysis by immunoaffinity purification and liquid chromatography/tandem mass spectrometry for doping control purposes in horse-racing

von Kuuranne, Tiia (Autor), ... Thomas, Andreas (Autor), Leinonen, Antti (Autor), Delahaut, Philippe (Autor), Bosseloir, Alan (Autor), Schänzer, Wilhelm (Autor), Thevis, Mario (Autor)
Erschienen in Rapid communications in mass spectrometry, 22 (2008), 3, S. 355-362, Lit.

Long-term detection of methyltestosterone (ab-) use by a yeast transactivation system

von Wolf, Sylvi (Autor), ... Diel, Patrick Rene (Autor), Parr, Maria Kristina (Autor), Rataj, Felicitas (Autor), Schänzer, Wilhelm (Autor), Vollmer, Günter (Autor), Zierau, Oliver (Autor)
Erschienen in Archives of toxicology, 85 (2010), 4, S. 285-292, Lit.

Determination of 13C/12C ratios of endogenous urinary steroids excreted as sulpho conjugates

von Piper, Thomas (Autor), ... Opfermann, Georg (Autor), Thevis, Mario (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Rapid communications in mass spectrometry, 24 (2010), 21, S. 3171-3181, Lit.

Androgen- and estrogen-receptor mediated activities of 4-hydroxytestosterone, 4-hydroxyandrostenedione and their human metabolites in yeast based assays

von Keiler, Annekathrin Martina (Autor), ... Zierau, Oliver (Autor), Wolf, Sylvi (Autor), Diel, Patrick Rene (Autor), Schänzer, Wilhelm (Autor), Vollmer, Günter (Autor), Machalz, David (Autor), Wolber, Gerhard (Autor), Parr, Maria Kristina (Autor)
Erschienen in Toxicology letters, 2018, 292, S. 39-45, Lit.

Plasticizers excreted in urine : indication of autologous blood transfusion in sports

von Monfort, Núria (Autor), ... Ventura, Rosa Alemany (Autor), Platen, Petra (Autor), Hinrichs, Timo (Autor), Brixius, Klara (Autor), Schänzer, Wilhelm (Autor), Thevis, Mario (Autor), Geyer, Hans (Autor), Segura, Jordi (Autor)
Erschienen in Transfusion, 52 (2012), 3, S. 647-657, Lit.

CYP21-catalyzed production of the long-term urinary metandienone metabolite 17β-hydroxymethyl-17α-methyl-18-norandrosta-1,4,13-trien-3-one : a contribution to the fight against dop...

von Zöllner, Andy (Autor), ... Parr, Maria Kristina (Autor), Drăgan, Călin-Aurel (Autor), Dräs, Stefan (Autor), Schlörer, Nils (Autor), Peters, Frank T. (Autor), Maurer, Hans H. (Autor), Schänzer, Wilhelm (Autor), Bureik, Matthias (Autor)
Erschienen in Biological chemistry , 391 (2010), 1, S. 119–127, Lit.

Determination of Synacthen in urine for sports drug testing by means of nano-ultra-performance liquid chromatography/tandem mass spectrometry

von Thomas, Andreas (Autor), ... Kohler, Maxie (Autor), Schänzer, Wilhelm (Autor), Kamber, Matthias (Autor), Delahaut, Philippe (Autor), Thevis, Mario (Autor)
Erschienen in Rapid communications in mass spectrometry, 23 (2009), 17, S. 2669-2674, Lit.

Isolation of bicarbonate from equine urine for isotope ratio mass spectrometry

von Hülsemann, Frank (Autor), ... Flenker, Ulrich (Autor), Machnik, Marc (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Isotopes in environmental and health studies, 43 (2007), 4, S. 267-273, Lit.