Probing for the presence of semenogelin in human urine by immunological and chromatographic-mass spectrometric methods in the context of sports drug testing

von Breuer, Johanna (Autor), ... Thomas, Andreas (Autor), Geyer, Hans (Autor), Thevis, Mario (Autor)
Erschienen in Analytical science advances, 3 (2022), 1-2, S. 21–28, Lit.

Trafficking of drug candidates relevant for sports drug testing : detection of non-approved therapeutics categorized as anabolic and gene doping agents in products distributed via...

von Thevis, Mario (Autor), ... Geyer, Hans (Autor), Thomas, Andreas (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Drug testing and analysis, 3 (2011), 5, S. 331-336, 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.

Mass spectrometric determination of gonadotrophin-releasing hormone (GnRH) in human urine for doping control purposes by means of LC-ESI-MS/MS

von Thomas, Andreas (Autor), ... Geyer, Hans (Autor), Kamber, Matthias (Autor), Schänzer, Wilhelm (Autor), Thevis, Mario (Autor)
Erschienen in Journal of mass spectrometry : JMS, 43 (2008), 7 (Sports doping explored), S. 908-915, Lit.

Development of two complementary LC–HRMS methods for analyzing sotatercept in dried blood spots for doping controls

von Lange, Tobias (Autor), ... Walpurgis, Katja (Autor), Thomas, Andreas (Autor), Geyer, Hans (Autor), Thevis, Mario (Autor)
Erschienen in Bioanalysis, 11 (2019), 10, S. 923-940, Lit.

Detection and method validation of peginesatide in human serum by means of LC-MS/MS

von Möller, Ines (Autor), ... Thomas, Andreas (Autor), Geyer, Hans (Autor), Schänzer, Wilhelm (Autor), Thevis, Mario (Autor)
Erschienen in Recent advances in doping analysis (20) : Proceedings of the Manfred-Donike-Workshop ; 30th Cologne Workshop on Dope Analysis ; 26th February to 2nd March 2012 2. Variante, Köln: Sportverl. Strauß (Verlag), 2012, S. 93-99, Lit.

Synthesis, characterisation, and mass spectrometric detection of a pegylated EPO-mimetic peptide for sports drug testing purposes

von Möller, Ines (Autor), ... Thomas, Andreas (Autor), Geyer, Hans (Autor), Schänzer, Wilhelm (Autor), Thevis, Mario (Autor)
Erschienen in Rapid communications in mass spectrometry, 25 (2011), 15, S. 2115-2123, Lit.

Di(2-ethylhexyl) phthalate metabolites as markers for blood transfusion in doping control : intra-individual variability of urinary concentrations

von Solymos, Emese (Autor), ... Guddat, Sven (Autor), Geyer, Hans (Autor), Thomas, Andreas (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. 892-895, Lit.

Confiscated black market products and nutritional supplements with non-approved ingredients analyzed in the cologne doping control laboratory 2009

von Kohler, Maxie (Autor), ... Thomas, Andreas (Autor), Geyer, Hans (Autor), Petrou, Michael (Autor), Schänzer, Wilhelm (Autor), Thevis, Mario (Autor)
Erschienen in Drug testing and analysis, 2 (2010), 11/12, S. 533-537, Lit.

Detection of the protease Bacillolysin in doping-control urine samples

von Kohler, Maxie (Autor), ... Thomas, Andreas (Autor), Geyer, Hans (Autor), Horta, Luis (Autor), Schänzer, Wilhelm (Autor), Thevis, Mario (Autor)
Erschienen in Drug testing and analysis, 1 (2009), 3, S. 143-145, Lit.

Analytical challenges in sports drug testing

von Thevis, Mario (Autor), ... Krug, Oliver (Autor), Geyer, Hans (Autor), Walpurgis, Katja (Autor), Baume, Norbert (Autor), Thomas, Andreas (Autor)
Erschienen in Analytical and bioanalytical chemistry, 410 (2018), 9, S. 2275-2281, Lit.

Investigations into the concentration and metabolite profiles of stanozolol and LGD-4033 in blood plasma and seminal fluid using liquid chromatography high-resolution mass spectrom...

von Breuer, Johanna (Autor), ... Thomas, Andreas (Autor), Delahaut, Philippe (Autor), Schänzer, Wilhelm (Autor), Geyer, Hans (Autor), Thevis, Mario (Autor)
Erschienen in Analytical and bioanalytical chemistry, 415 (2023), 4, S. 669–681, Lit.

Dried blood spots (DBS) in doping controls : a complementary matrix for improved in- and out-of-competition sports drug testing strategies

von Tretzel, Laura (Autor), ... Thomas, Andreas (Autor), Geyer, Hans (Autor), Pop, Valentin (Autor), Schänzer, Wilhelm (Autor), Thevis, Mario (Autor)
Erschienen in Analytical methods, 7 (2015), S. 7596-7605, Lit.

Determination of Synacthen® in Dried Blood Spots for doping control analysis using liquid chromatography tandem mass spectrometry

von Tretzel, Laura (Autor), ... Thomas, Andreas (Autor), Geyer, Hans (Autor), Delahaut, Philippe (Autor), Schänzer, Wilhelm (Autor), Thevis, Mario (Autor)
Erschienen in Recent advances in doping analysis (23) : Proceedings of the Manfred-Donike-Workshop ; 33rd Cologne Workshop on Dope Analysis ; 1st to 6th March 2015, Köln: Sportverl. Strauß (Verlag), 2015, S. 233, Lit.

Mass spectrometric characterization of urinary metabolites of the selective androgen receptor modulator S-22 to identify potential targets for routine doping controls

von Thevis, Mario (Autor), ... Thomas, Andreas (Autor), Möller, Ines (Autor), Geyer, Hans (Autor), Dalton, James T. (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Rapid communications in mass spectrometry, 25 (2011), 15, S. 2187-2195, Lit.

Quantitative determination of adrenaline and noradrenaline in urine using liquid chromatography-tandem mass spectrometry

von Thomas, Andreas (Autor), ... Geyer, Hans (Autor), Mester, H.J. (Autor), Schänzer, Wilhelm (Autor), Zimmermann, E. (Autor), Thevis, Mario (Autor)
Erschienen in Chromatographia, 64 (2006), 9-10, S. 587-591, Lit.

Identification of the growth-hormone-releasing peptide-2 (GHRP-2) in a nutritional supplement

von Thomas, Andreas (Autor), ... Kohler, Maxie (Autor), Mester, Joachim (Autor), Geyer, Hans (Autor), Schänzer, Wilhelm (Autor), Petrou, Michael (Autor), Thevis, Mario (Autor)
Erschienen in Drug testing and analysis, 2 (2010), 3, S. 144-148, Lit.

Measuring xenon in human plasma and blood by gas chromatography / mass spectrometry

von Thevis, Mario (Autor), ... Piper, Thomas (Autor), Geyer, Hans (Autor), Thomas, Andreas (Autor), Schaefer, Maximilian S. (Autor), Kienbaum, Peter (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Rapid communications in mass spectrometry, 28 (2014), 13, S. 1501–1506, Lit.

Validated hemoglobin-depletion approach for red blood cell lysate proteome analysis by means of 2D PAGE and Orbitrap MS

von Walpurgis, Katja (Autor), ... Kohler, Maxie (Autor), Thomas, Andreas (Autor), Wenzel, Folker (Autor), Geyer, Hans (Autor), Schänzer, Wilhelm (Autor), Thevis, Mario (Autor)
Erschienen in Electrophoresis : microfluidics & proteomics, 33 (2012), 16, S. 2537-2545, Lit.

Sensitive determination of prohibited drugs in dried blood spots (DBS) for doping controls by means of a benchtop quadrupole/Orbitrap mass spectrometer

von Thomas, Andreas (Autor), ... Geyer, Hans (Autor), Schänzer, Wilhelm (Autor), Crone, Catharina (Autor), Kellmann, Markus (Autor), Moehring, Thomas (Autor), Thevis, Mario (Autor)
Erschienen in Drug testing and analysis, 403 (2012), 5, S. 1279-1289, Lit.