Recovery of supposedly degraded CERA from urine samples

von Reihlen, Philipp (Autor), ... Kempkes, Raoul (Autor), Blobel, Mike (Autor), Völker-Schänzer, Evelyn (Autor), Majer, B. (Autor), Schänzer, Wilhelm (Autor), Thevis, Mario (Autor)
Erschienen in Recent advances in doping analysis (21) : Proceedings of the Manfred-Donike-Workshop ; 31th Cologne Workshop on Dope Analysis ; 24th February to 1st March 2013, Köln: Sportverl. Strauß (Verlag), 2013, S. 253-256, Lit.

Urinary ethyl glucuronide in samples with elevated T/E ratios – evaluation of gender, sport discipline, type of control and concentration

von Mareck, Ute (Autor), ... Guddat, Sven (Autor), Geyer, Hans (Autor), Thevis, Mario (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Recent advances in doping analysis (21) : Proceedings of the Manfred-Donike-Workshop ; 31th Cologne Workshop on Dope Analysis ; 24th February to 1st March 2013, Köln: Sportverl. Strauß (Verlag), 2013, S. 109-112, Lit.

Effects of endurance exercise on the urinary proteome analyzed by 2D-PAGE and Orbitrap mass spectrometry

von Walpurgis, K. (Autor), ... Kohler, M. (Autor), Thomas, A. (Autor), Marées, Markus de (Autor), Mester, Joachim (Autor), Schänzer, Wilhelm (Autor), Thevis, Mario (Autor)
Erschienen in Recent advances in doping analysis (18) : Proceedings of the Manfred-Donike-Workshop ; 28th Cologne Workshop on Dope Analysis , 7th to 12th March 2010, Köln: Sportverl. Strauß (Verlag), 2010, S. 187-190, Lit.

Quantification of urinary AICAR concentrations as a matter of doping controls

von Thomas, Andreas (Autor), ... Beuck, Simon (Autor), Eickhoff, Jens Christian (Autor), Guddat, Sven (Autor), Krug, Oliver (Autor), Kamber, Matthias (Autor), Schänzer, Wilhelm (Autor), Thevis, Mario (Autor)
Erschienen in Analytical and bioanalytical chemistry, 2010, 8, S. 2899-2908, 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.

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.

Characterization of in vitro generated metabolites of the selective androgen receptor modulators S-22 and S-23 and in vivo comparison to post-administration canine urine specimens

von Thevis, Mario (Autor), ... Gerace, E. (Autor), Thomas, Andreas (Autor), Beuck, Simon (Autor), Geyer, Hans (Autor), Schlörer, Nils (Autor), Kearbey, J.D. (Autor), Dalton, J.T. (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Drug testing and analysis, 2 (2010), 11/12, S. 589-598, Lit.

Determination of selected stimulants in urine for sports drug analysis by solid phase extraction via cation exchange and means of liquid chromatography-tandem mass spectrometry

von Thomas, Andreas (Autor), ... Sigmund, Gerd (Autor), Guddat, Sven (Autor), Schänzer, Wilhelm (Autor), Thevis, Mario (Autor)
Erschienen in European journal of mass spectrometry, 14 (2008), 3, S. 135–143, Lit.

Determination of benzimidazole- and bicyclic hydantoin-derived selective androgen receptor antagonists and agonists in human urine using LC–MS/MS

von Thevis, Mario (Autor), ... Kohler, Maxie (Autor), Thomas, Andreas (Autor), Maurer, Joachim (Autor)
Erschienen in Analytical and bioanalytical chemistry, 391 (2008), 1, S. 251-261, 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.

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.

Nachweis von GW1516

von Thevis, Mario (Autor), ... Schänzer, Wilhelm (Autor), Thomas, Andreas (Autor), Beuck, Simon (Autor), Möller, Ines (Autor)
Erschienen in ChromChat, 1 (2009), 1, S. 14-17, Lit.

Terbutaline sulfoconjugate : characterization and urinary excretion monitored by LC/ESI-MS/MS

von Orlovius, Anne-Katrin (Autor), ... Guddat, Sven (Autor), Parr, Maria Kristina (Autor), Kohler, Maxie (Autor), Gütschow, M. (Autor), Thevis, Mario (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Drug testing and analysis, 1 (2009), 11/12, S. 568-575, Lit.

Comparison of the urinary protein patterns of athletes by 2D-gel electrophoresis and mass spectrometry : a pilot study

von Kohler, Maxie (Autor), ... Franz, Stefan E. (Autor), Regeniter, Axel (Autor), Ikonen, Anna (Autor), Walpurgis, Katja (Autor), Thomas, Andreas (Autor), Schänzer, Wilhelm (Autor), Thevis, Mario (Autor)
Erschienen in Drug testing and analysis, 1 (2009), 8, S. 382-386, Lit.

Application of FAIMS to anabolic androgenic steroids in sport drug testing

von Guddat, Sven (Autor), ... Thevis, Mario (Autor), Kapron, James (Autor), Thomas, Andreas (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Drug testing and analysis, 1 (2009), 11/12, S. 545 - 553, Lit.

Evaluation of doping control samples to determine the prevalence of nicotine use by German elite athletes

von Rubio Alaejos, Ana (Autor), ... Sigmund, Gerd (Autor), Piper, Thomas (Autor), Geyer, Hans (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. 167-170, Lit.

Additional investigations in connection with atypical findings for 19-norandrosterone : a case study

von Fußhöller, Gregor (Autor), ... Geyer, Hans (Autor), Haenelt, Nadine (Autor), Hülsemann, Frank (Autor), Gougoulidis, Vassilios (Autor), Blatt, Christina (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. 38-40, Lit.

Excretion of 19-norandrosterone after consumption of boar meat

von Hülsemann, Frank (Autor), ... Fußhöller, Gregor (Autor), Lehn, Christine (Autor), Thevis, Mario (Autor)
Erschienen in Drug testing and analysis, 12 (2020), 11/12 (The 38th Manfred Donike workshop on doping analysis), S. 1581-1586, Lit.

Untersuchungen zum Ernährungsstatus, Hydratationsstatus und Nahrungsergänzungsmittelkonsum in ausgewählten Bevölkerungsgruppen

von Braun, Hans (Autor), ... Thevis, Mario (Gutachter), Schänzer, Wilhelm (Gutachter) Köln: 2021, xiv, 135 S., Lit.

Differing water intake and hydration status in three European countries : a day-to-day analysis

von Braun, Hans (Autor), ... Andrian-Werburg, Judith von (Autor), Malisova, Olga (Autor), Athanasatou, Adelais (Autor), Kapsokefalou, Maria (Autor), Ortega, Juan F. (Autor), Mora-Rodriguez, Ricardo (Autor), Thevis, Mario (Autor)
Erschienen in Nutrients, 11 (2019), 4, Art.-ID 773, [13 S.], Lit.