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.

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.

High-throughput screening for various classes of doping agents using a new ‘dilute-and-shoot’ liquid chromatography-tandem mass spectrometry multi-target approach

von Guddat, Sven (Autor), ... Solymos, Emese (Autor), Orlovius, Anne-Katrin (Autor), Thomas, Andreas (Autor), Sigmund, Gerd (Autor), Geyer, Hans (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. 836-850, Lit.

Recent improvements in sports drug testing concerning the initial testing for peptidic drugs (< 2 kDa) : sample preparation, mass spectrometric detection, and data review

von Görgens, Christian (Autor), ... Guddat, Sven (Autor), Thomas, Andreas (Autor), Thevis, Mario (Autor)
Erschienen in Drug testing and analysis, 10 (2018), 11/12 (36th Cologne workshop: Advances in sports drug testing), S. 1755-1760, Lit.

“Dilute-and-inject” multi-target screening assay for highly polar doping agents using hydrophilic interaction liquid chromatography high resolution/high accuracy mass spectrometry...

von Görgens, Christian (Autor), ... Guddat, Sven (Autor), Orlovius, Anne-Katrin (Autor), Sigmund, Gerd (Autor), Thomas, Andreas (Autor), Thevis, Mario (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Analytical and bioanalytical chemistry, 407 (2015), 18, S. 5365–5379, 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.

Stanozolol-N-glucuronide metabolites in human urine samples as suitable targets in terms of routine anti-doping analysis

von Göschl, Lorenz (Autor), ... Gmeiner, Günter (Autor), Gärtner, Peter (Autor), Stadler, Georg (Autor), Enev, Valentin (Autor), Thevis, Mario (Autor), Schänzer, Wilhelm (Autor), Guddat, Sven (Autor), Forsdahl, Guro (Autor)
Erschienen in Drug testing and analysis, 13 (2021), 9, S. 1668-1677, Lit.

Investigations into the elimination profiles and metabolite ratios of micro-dosed selective androgen receptor modulator LGD-4033 for doping control purposes

von Wagener, Felicitas (Autor), ... Guddat, Sven (Autor), Görgens, Christian (Autor), Angelis, Yiannis S. (Autor), Petrou, Michael (Autor), Lagojda, Andreas (Autor), Kühne, Dirk (Autor), Thevis, Mario (Autor)
Erschienen in Analytical and bioanalytical chemistry, 414 (2022), 2, S. 1151-1162, 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.

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.

Implementation of the HIF activator IOX-2 in routine doping controls : pilot study data

von Görgens, Christian (Autor), ... Guddat, Sven (Autor), Bosse, Christina (Autor), Knoop, André-Janic (Autor), Geyer, Hans (Autor), Thevis, Mario (Autor)
Erschienen in Drug testing and analysis, 12 (2020), 11/12 (The 38th Manfred Donike workshop on doping analysis), S. 1614-1619, Lit.

Paper spray mass spectrometry : a potential complementary technique for the detection of polar compounds in sports drug testing

von Görgens, Christian (Autor), ... Walker, Katherine (Autor), Boeser, Cornelia (Autor), Wijeratne, Neloni (Autor), Martins, Claudia (Autor), Guddat, Sven (Autor), Thevis, Mario (Autor)
Erschienen in Drug testing and analysis, 12 (2020), 11/12 (The 38th Manfred Donike workshop on doping analysis), S. 1658-1665, Lit.

Mass spectrometry in sports drug testing : analytical approaches and the athletes' exposome

von Thevis, Mario (Autor), ... Görgens, Christian (Autor), Guddat, Sven (Autor), Thomas, Andreas (Autor), Geyer, Hans (Autor)
Erschienen in Scandinavian journal of medicine & science in sports, 34 (2024), 1 (Special issue – Tour de France Grand Départ Symposium - Copenhagen June 28–June 30, 2022), Art.-ID e14228, [11 S.], Lit.

Doping control analysis of trimetazidine and characterization of major metabolites using mass spectrometric approaches

von Sigmund, Gerd (Autor), ... Koch, Anja (Autor), Orlovius, Anne-Katrin (Autor), Guddat, Sven (Autor), Thomas, Andreas (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. 1197-1205, Lit.

Mass spectrometric characterization of urinary hydrafinil metabolites for routine doping control purposes

von Knoop, André-Janic (Autor), ... Fußhöller, Gregor (Autor), Haenelt, Nadine (Autor), Görgens, Christian (Autor), Guddat, Sven (Autor), Geyer, Hans (Autor), Thevis, Mario (Autor)
Erschienen in Drug testing and analysis, 13 (2021), 11/12 (The 39th Manfred Donike workshop on doping analysis), S. 1915-1920, Lit.

Organ-on-a-chip : determine feasibility of a human liver microphysiological model to assess long-term steroid metabolites in sports drug testing

von Görgens, Christian (Autor), ... Ramme, Anja Patricia (Autor), Guddat, Sven (Autor), Schrader, Yvonne (Autor), Winter, Annika (Autor), Dehne, Eva-Maria (Autor), Horland, Reyk (Autor), Thevis, Mario (Autor)
Erschienen in Drug testing and analysis, 13 (2021), 11/12 (The 39th Manfred Donike workshop on doping analysis), S. 1921-1928, Lit.

Determination of urinary deanol-N-oxide excretion profiles after ingestion of nutritional supplements containing deanol

von Krug, Oliver (Autor), ... Guddat, Sven (Autor), Görgens, Christian (Autor), Piper, Thomas (Autor), Möller, Tristan (Autor), Thevis, Mario (Autor)
Erschienen in Drug testing and analysis, 15 (2023), 11/12 (The 41st Manfred Donike Workshop on Doping Analysis), S. 1312-1318, 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.

Mildronate (Meldonium) in professional sports : monitoring doping control urine samples using hydrophilic interaction liquid chromatography – high resolution/high accuracy mass spe...

von Görgens, Christian (Autor), ... Guddat, Sven (Autor), Dib, Josef (Autor), Geyer, Hans (Autor), Schänzer, Wilhelm (Autor), Thevis, Mario (Autor)
Erschienen in Drug testing and analysis, 7 (2015), 11/12 (33rd Cologne workshop: Advances in sports drug testing), S. 973-979, Lit.

Multi-analyte test methods in sport drug testing: challenges and solutions

von Görgens, Christian (Autor), ... Guddat, Sven (Autor), Thevis, Mario (Autor)
Erschienen in Karch's drug abuse handbook, Boca Raton (Flor.): Routledge (Verlag), CRC Press (Verlag), 2022, S. 414-419, Lit.