Facilitated qualitative determination of insulin, its synthetic analogs, and C-Peptide in human urine by means of LC–HRMS

von Thomas, Andreas (Autor), ... Benzenberg, Lukas (Autor), Bally, Lia (Autor), Thevis, Mario (Autor)
Erschienen in Metabolites, 11 (2021), 5 (Insulin: A Life-Saving Hormone and Key Regulator of Metabolism), Art.-ID 309, [13 S.], Lit.

Mass spectrometric identification and characterization of urinary metabolites of isopropylnorsynephrine for doping control purposes

von Krug, Oliver (Autor), ... Thomas, Andreas (Autor), Thevis, Mario (Autor)
Erschienen in Analytical science advances, 2 (2021), 5/6, S. 334-341, Lit.

Comprehensive insights into the formation of metabolites of the ghrelin mimetics capromorelin, macimorelin and tabimorelin as potential markers for doping control purposes

von Lange, Tobias (Autor), ... Thomas, Andreas (Autor), Görgens, Christian (Autor), Bidlingmaier, Martin (Autor), Schilbach, Katharina (Autor), Fichant, Eric (Autor), Delahaut, Philippe (Autor), Thevis, Mario (Autor)
Erschienen in Biomedical chromatography, 35 (2021), 6, Art.-ID e5075, [18 S.], Lit.

Simplified confirmation analysis for Carboxy-THC

von Mareck, Ute (Autor), ... Fußhöller, Gregor (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. 163-166, Lit.

Sensitive detection of testosterone and testosterone prohormone administrations based on urinary concentrations and carbon isotope ratios of androsterone and etiocholanolone

von Piper, Thomas (Autor), ... Haenelt, Nadine (Autor), Fußhöller, Gregor (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. 187-188, Lit.

Risk of unintentional antidoping rule violations by consumption of hemp products

von Mareck, Ute (Autor), ... Fußhöller, Gregor (Autor), Haenelt, Nadine (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. 128-132, Lit.

Results of confirmation procedures in the scope of the steroidal athlete biological passport in the Cologne laboratory from 2017-2019

von Mareck, Ute (Autor), ... Geyer, Hans (Autor), Fußhöller, Gregor (Autor), Haenelt, Nadine (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. 41-44, Lit.

Recent findings on 7-oxo-DHEA and its improved detection based on reference population-derived thresholds for 7β-OH-DHEA and 5αandrostane-3β,7β-diol-17-one

von Piper, Thomas (Autor), ... Geyer, Hans (Autor), Toboc, Ani (Autor), Ahrens, Brian (Autor), Pohanka, Anton (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. 45-49, Lit.

Preliminary data for ion mobility separation of recombinant and synthetic insulin ariants on a cyclic IMS mass spectrometer

von Thomas, Andreas (Autor), ... Fox, J. (Autor), Slade, S. (Autor), Kislyuk, S. (Autor), Gastall, H. (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. 96-100, Lit.

Identification and characterization of urinary isopropylnorsynephrine metabolites

von Krug, Oliver (Autor), ... Thomas, Andreas (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. 55-59, Lit.

Highly sensitive low resolution GCxGC-TOF as a complement in doping control analysis of anabolic androgenic steroids

von Piper, Thomas (Autor), ... Panto, S. (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. 50-54, Lit.

Higenamine quantification and investigation into structural characteristics of its metabolites in urine samples

von Rubio Alaejos, Ana (Autor), ... Geyer, Hans (Autor), Costa Padilha, Monica (Autor), Pereira, Henrique Marcelo G. (Autor), Cameron, L. (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. 73-77, Lit.

Follow-up investigations of atypical passport findings for the ratio 5a-Androstane-3a,17b-diol/5b-Androstane-3a,17b-diol

von Haenelt, Nadine (Autor), ... Lourens, L. (Autor), Fußhöller, Gregor (Autor), Geyer, Hans (Autor), Goldmann, Linda (Autor), Schult, Claudia (Autor), Schwenke, Anne (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. 34-37, 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.

Carbon isotope ratios of endogenous steroids found in human serum : method development, validation, and reference population-derived thresholds

von Piper, Thomas (Autor), ... Geyer, Hans (Autor), Nieschlag, Eberhard (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. 185-186, Lit.

Black market products suspected to contain doping relevant ingredients - report for 2019-2020

von Krug, Oliver (Autor), ... Geyer, Hans (Autor), Thomas, Andreas (Autor), Walpurgis, Katja (Autor), Piper, Thomas (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. 122-127, 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.

Investigations on the in vivo metabolism of 5α-androst-2-en-17-one

von Piper, Thomas (Autor), ... Fußhöller, Gregor (Autor), Schänzer, Wilhelm (Autor), Thevis, Mario (Autor)
Erschienen in Rapid communications in mass spectrometry, 36 (2022), 17, Art.-ID e9343, [14 S.], Lit.

Anabolic agents

von Piper, Thomas (Autor), ... Thevis, Mario (Autor)
Erschienen in Karch's drug abuse handbook, Boca Raton (Flor.): Routledge (Verlag), CRC Press (Verlag), 2022, S. 370-381, Lit.

A brief summary of different isotope ratio mass spectrometry-based approaches to detect low-dose testosterone applications

von Piper, Thomas (Autor), ... Thevis, Mario (Autor)
Erschienen in Recent advances in doping analysis (30) : Proceedings of the Manfred Donike Workshop ; 40th Cologne workshop on dope analysis ; 28th March to 1st April 2022, Hellenthal: Sportverl. Strauß (Verlag), 2022, S. 30-34, Lit.