HPLC clean-up for urine samples with disturbing background for confirmation of 17β-methyl-5β-androst-1-ene-3α,17α-diol (epimetenediol)

von Gotzmann, Andrea (Autor), ... Geyer, Hans (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Recent advances in doping analysis (4) : Proceedings of the Manfred Donike Workshop ; 14th Cologne Workshop on Dope Analysis ; 17th to 22nd March 1996, Köln: Sport u. Buch Strauß (Verlag), 1997, S. 239-246, Lit.

Charateristics and abundance of various conjugated metabolites commending the analysis of the sulphate fraction

von Kuk, J. Carsten von (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. 221-229, Lit.

Mass spectrometric characterization of synthetic steroid derivates

von Thevis, Mario (Autor), ... Opfermann, G. (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. 141-148, Lit.

Improved screening of anabolic steroids in human urine using a new GC-triple quadrupole mass spectrometer : preliminary results

von Schänzer, Wilhelm (Autor), ... Fußhöller, G. (Autor), Krumwiede, D. (Autor)
Erschienen in Recent advances in doping analysis (16) : Proceedings of the Manfred Donike Workshop ; 26th Cologne Workshop on Dope Analysis ; 24th to 29th February 2008, Köln: Sportverl. Strauß (Verlag), 2008, S. 285-288, Lit.

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

von Flenker, Ulrich (Autor), ... Schänzer, Wilhelm (Autor), Piper, Thomas (Autor)
Erschienen in Recent advances in doping analysis (16) : Proceedings of the Manfred Donike Workshop ; 26th Cologne Workshop on Dope Analysis ; 24th to 29th February 2008, Köln: Sportverl. Strauß (Verlag), 2008, S. 151, Lit.

Mass spectrometry of new growth promoting drugs : hydantoin-derived selective androgen receptor modulators and growth hormone secretagogues

von Thevis, Mario (Autor), ... Kohler, Maxie (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Recent advances in doping analysis (15) : Proceedings of the Manfred Donike Workshop ; 25th Cologne Workshop on Dope Analysis ; 25th February to 2nd March 2007, Köln: Sportverl. Strauß (Verlag), 2007, S. 263-272, Lit.

Quantitative determination of metabolic products of 19-norandrostenediol in human plasma using gas chromatography/mass spectrometry

von Schrader, Yvonne (Autor), ... Thevis, Mario (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Recent advances in doping analysis (14) : Proceedings of the Manfred Donike Workshop ; 24th Cologne Workshop on Dope Analysis ; 4th to 9th June 2006, Köln: Sportverl. Strauß (Verlag), 2006, S. 199-201, Lit.

Identification of metabolically stable selective androgen receptor modulators (SARMs) in human urine

von Thevis, Mario (Autor), ... Kamber, Matthias (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Recent advances in doping analysis (14) : Proceedings of the Manfred Donike Workshop ; 24th Cologne Workshop on Dope Analysis ; 4th to 9th June 2006, Köln: Sportverl. Strauß (Verlag), 2006, S. 87-89, Lit.

Nachweis des Plasmavolumenexpanders Hydroxyethylstärke in Humanurin

von Thevis, Mario (Autor), ... Opfermann, G. (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Deutsche Zeitschrift für Sportmedizin, 52 (2001), 11, S. 316-320, Lit.

Hypoxia-inducible factor stabilizers and other small-molecule erythropoiesis-stimulating agents in current and preventive doping analysis

von Beuck, Simon (Autor), ... Schänzer, Wilhelm (Autor), Thevis, Mario (Autor)
Erschienen in Drug testing and analysis, 4 (2012), 11 (Sports drug testing for erythropoiesis-stimulating agents and autologous blood transfusion), S. 830-845, Lit.

Investigations on the deconjugation processes of conjugated urinary steroids during degradation with 18O labelled water

von Piper, Thomas (Autor), ... Fußhöller, Gregor (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Recent advances in doping analysis (19) : Proceedings of the Manfred-Donike-Workshop ; 29th Cologne Workshop on Dope Analysis ; 13th to 18th February 2011, Köln: Sportverl. Strauß (Verlag), 2011, S. 296-299, Lit.

Determination of insulin to C-peptide ratios as marker for a surreptitious insulin application

von Thomas, Andreas (Autor), ... Schänzer, Wilhelm (Autor), Thevis, Mario (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. 277-280, Lit.

Determination of 13C/12C ratios of endogenous urinary steroids excreted as sulphates : method validation and reference population

von Piper, Thomas (Autor), ... Flenker, Ulrich (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. 237-240, Lit.

Detection of total β-hCG in doping control : a case study

von Gotzmann, Andrea (Autor), ... Große, Joachim (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. 269-271, Lit.

Antidepressants in sport : Therapeutic use or doping abuse?

von Machnik, Marc (Autor), ... Sigmund, G. (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Recent advances in doping analysis (13) : Proceedings of the Manfred Donike Workshop ; 23th Cologne Workshop on Dope Analysis ; 27th February to 4th March 2005, Köln: Sport u. Buch Strauß (Verlag), 2005, S. 85-93, Lit.

Synthesis and GC/MS-characterization of glucuronide conjugates of anabolic steroids

von Thevis, Mario (Autor), ... Opfermann, Georg (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Recent advances in doping analysis (9) : Proceedings of the Manfred Donike Workshop ; 19th Cologne Workshop on dope analysis ; 18th to 23rd March 2001, Köln: Sport u. Buch Strauß (Verlag), 2001, S. 107-114, Lit.

Plasma levels of 19-norsteroids after oral and buccal administration of Norandrostenedione

von Machnik, Marc (Autor), ... Schrader, Y. (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Recent advances in doping analysis (9) : Proceedings of the Manfred Donike Workshop ; 19th Cologne Workshop on dope analysis ; 18th to 23rd March 2001, Köln: Sport u. Buch Strauß (Verlag), 2001, S. 125-131, Lit.

Screening and confirmation methods for the detection of plasma volume expanders in human urine

von Thevis, Mario (Autor), ... Opfermann, Georg (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Recent advances in doping analysis (9) : Proceedings of the Manfred Donike Workshop ; 19th Cologne Workshop on dope analysis ; 18th to 23rd March 2001, Köln: Sport u. Buch Strauß (Verlag), 2001, S. 13-17, Lit.

Mass Spectrometric behaviour of thiazide-based diuretics after electrospray ionisation and collision-induced dissociation

von Thevis, Mario (Autor), ... Opfermann, Georg (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Recent advances in doping analysis (10) : Proceedings of the Manfred Donike Workshop ; 20th Cologne Workshop on Dope Analysis ; 10th to 15th March 2002, Köln: Sport u. Buch Strauß (Verlag), 2002, S. 97-103, Lit.

RNA interference for performance enhancement and detection in doping control

von Kohler, Maxie (Autor), ... Schänzer, Wilhelm (Autor), Thevis, Mario (Autor)
Erschienen in Drug testing and analysis, 3 (2011), 10 (Misuse potential of biomolecular knowledge in sport), S. 661-667, Lit.