13C/12C-Isotopen-Massenspektrometrie

von Schänzer, Wilhelm (Leiter) ...
Deutsche Sporthochschule Köln / Institut für Biochemie
Projektlaufzeit: 01/1996-

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.

Determination of 13C/12C ratios of urinary excreted boldenone and its main metabolite 5beta-androst-1-en-17beta-ol-3-one

von Piper, Thomas (Autor), ... Geyer, Hans (Autor), Gougoulidis, Vassilios (Autor), Flenker, Ulrich (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Drug testing and analysis, 2 (2010), 5, S. 217–224, Lit.

Authenticity control and identification of origin of synthetic creatine-monohydrate by isotope ratio mass spectrometry

von Hülsemann, Frank (Autor), ... Flenker, Ulrich (Autor), Parr, Maria Kristina (Autor), Geyer, Hans (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Food chemistry, 2011, 125, 2, S. 767-772, 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 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.

Determination of 13C/12C ratios of urinary epitestosterone and its main metabolites 5- and 5-androstane-3, 17-diol

von Piper, Thomas (Autor), ... Riemann, Phillip (Autor), Opfermann, Georg (Autor), Mareck, Ute (Autor), Geyer, Hans (Autor), Vâjialã, Graziela (Autor), Flenker, Ulrich (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Drug testing and analysis, 1 (2009), 11/12, S. 576-586, 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 salbutamol and salbutamol glucuronide in human urine by means of liquid chromatography-tandem mass spectrometry

von Mareck, Ute (Autor), ... Guddat, Sven (Autor), Schwenke, Anne (Autor), Beuck, Simon (Autor), Geyer, Hans (Autor), Flenker, Ulrich (Autor), Elers, Jimmi (Autor), Backer, Vibeke (Autor), Thevis, Mario (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Drug testing and analysis, 3 (2011), 11/12 (29th Cologne Workshop: Advances in Sports Drug Testing), S. 820-827, Lit.

Traditional Chinese medicine and sports drug testing : identification of natural steroid administration in doping control urine samples resulting from musk (pod) extracts

von Thevis, Mario (Autor), ... Schänzer, Wilhelm (Autor), Geyer, Hans (Autor), Thieme, Detlef (Autor), Große, Joachim (Autor), Rautenberg, Claudia (Autor), Flenker, Ulrich (Autor), Beuck, Simon (Autor), Thomas, Andreas (Autor), Holland, Ruben (Autor), Dvorak, Jiri (Autor)
Erschienen in British journal of sports medicine, 47 (2013), 2, S. 109-114, Lit.

Rapid determination of urinary di(2-ethylhexyl) phthalate metabolites based on liquid chromatography/tandem mass spectrometry as a marker for blood transfusion in sports drug testi...

von Solymos, Emese (Autor), ... Guddat, Sven (Autor), Geyer, Hans (Autor), Flenker, Ulrich (Autor), Thomas, Andreas (Autor), Segura, Jordi (Autor), Ventura, Rosa Alemany (Autor), Platen, Petra (Autor), Schulte-Mattler, Martin (Autor), Thevis, Mario (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Analytical and bioanalytical chemistry, 401 (2011), 2, S. 517-528, Lit.