Identification and quantification of the plasma volume expander dextran in human urine by liquid chromatography–tandem mass spectrometry of enzymatically derived Isomaltose

von Guddat, Sven (Autor), ... Thevis, Mario (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Biomedical chromatography, 19 (2005), 10, S. 743-750, Lit.

Identification and quantification of the osmodiuretic mannitol in urine for sports drug testing using gas chromatography-mass spectrometry

von Guddat, Sven (Autor), ... Thevis, Mario (Autor), Schänzer, Wilhelm (Autor)
Erschienen in European journal of mass spectrometry, 14 (2008), 3, S. 127–133, Lit.

Doping control analysis of trenbolone and related compounds using liquid chromatography-tandem mass spectrometry

von Thevis, Mario (Autor), ... Guddat, Sven (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Steroids, 74 (2009), 3, S. 315-321, Lit.

Determination of HES, dextran and mannitol in human urine

von Thevis, Mario (Autor), ... Guddat, Sven (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. 189-200, Lit.

Detection and quantification of the plasma volume expander dextran in human urine

von Guddat, Sven (Autor), ... Thevis, Mario (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. 197-201, Lit.

The diuretic Mannitol : a problem in doping analysis

von Guddat, Sven (Autor), ... Thevis, Mario (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. 323-328, Lit.

Quantitative analysis of urinary glycerol levels for doping control purposes using gas chromatography-mass spectrometry

von Thevis, Mario (Autor), ... Guddat, Sven (Autor), Flenker, Ulrich (Autor), Schänzer, Wilhelm (Autor)
Erschienen in European journal of mass spectrometry, 14 (2008), 3, S. 117–125, Lit.

Screening and confirmation of myo-inositol trispyrophosphate (ITPP) in human urine by hydrophilic interaction liquid chromatography high resolution / high accuracy mass spectrometr...

von Görgens, Christian (Autor), ... Guddat, Sven (Autor), Schänzer, Wilhelm (Autor), Thevis, Mario (Autor)
Erschienen in Drug testing and analysis, 6 (2014), 11/12 (32nd Cologne workshop: Advances in sports drug testing), S. 1102-1107, 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.

Stability of a representative selection of drugs in horse blood

von Schenk, I. (Autor), ... Machnik, M. (Autor), Guddat, Sven (Autor), Schubert, D. (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Proceedings of the 17th International Conference of Racing Analysts and Veterinarians : Antalya, Turkey, 2008, Suffolk: R & W Publications (Verlag), 2009, S. 225-235, Lit.

Mitragynine (Kratom) : monitoring in sports drug testing

von Guddat, Sven (Autor), ... Görgens, Christian (Autor), Steinhart, Vanessa (Autor), Schänzer, Wilhelm (Autor), Thevis, Mario (Autor)
Erschienen in Drug testing and analysis, 8 (2016), 11/12 (34th Cologne workshop: Advances in sports drug testing), S. 1114-1118, Lit.

Dried blood spots (DBS) for doping control analysis

von Thomas, Andreas (Autor), ... Geyer, Hans (Autor), Guddat, Sven (Autor), Schänzer, Wilhelm (Autor), Thevis, Mario (Autor)
Erschienen in Drug testing and analysis, 3 (2011), 11/12 (29th Cologne Workshop: Advances in Sports Drug Testing), S. 806-813, 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.

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.

Octopamine and biogenic amines

von Koch, Anja (Autor), ... Sigmund, Gerhard (Autor), Guddat, Sven (Autor), Thevis, Mario (Autor), Schänzer, Wilhelm (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. 163-166, Lit.

In vitro synthesis and characterisation of three fenoterol sulfoconjugates detected in fenoterol post-administration urine samples

von Orlovius, Anne-Katrin (Autor), ... Guddat, Sven (Autor), Gütschow, Michael (Autor), Thevis, Mario (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Analytical and bioanalytical chemistry, 405 (2007), 29, S. 9477-9487, Lit.

Clenbuterol marketed as dietary supplement

von Parr, Maria Kristina (Autor), ... Köhler, Karsten (Autor), Geyer, Hans (Autor), Guddat, Sven (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Biomedical chromatography, 22 (2008), 3, S. 298-300, Lit.

Evaluation of salicylic acid concentrations in horse blood and urine with regard to the actual threshold

von Schenk, Ina (Autor), ... Machnik, Marc (Autor), Röttgen, H. (Autor), Flenker, Ulrich (Autor), Guddat, Sven (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Proceedings of the 19th International Conference of Racing Analysts and Veterinarians : ICRAV ; Philadelphia, Pennsylvania, USA, September 15-22, 2012, o.A.: 2012, S. 115-124, Lit.

Pharmacokinetics of altrenogest in horses

von Machnik, Marc (Autor), ... Hegger, I. (Autor), Kietzmann, Manfred (Autor), Thevis, Mario (Autor), Guddat, Sven (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Journal of veterinary pharmacology and therapeutics, 30 (2007), 1, S. 86-90, Lit.

Expanding analytical possibilities concerning the detection of stanozolol misuse by means of high resolution/high accuracy mass spectrometric detection of stanozolol glucuronides i...

von Schänzer, Wilhelm (Autor), ... Guddat, Sven (Autor), Thomas, Andreas (Autor), Opfermann, Georg (Autor), Geyer, Hans (Autor), Thevis, Mario (Autor)
Erschienen in Drug testing and analysis, 5 (2013), 11/12 (31st Cologne workshop: Advances in sports drug testing), S. 810-818, Lit.