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.

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 advances in doping analysis (29) : Proceedings of the Manfred Donike Workshop ; 39th Cologne Workshop on Dope Analysis 22nd to 26th March 2021

von Thevis, Mario (Hrsg.), ... Geyer, Hans (Hrsg.), Mareck, Ute (Hrsg.) Hellenthal: Sportverl. Strauß (Verlag), 2021, 258 S., 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.

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.

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.

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.

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.

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), Bally, Lia (Autor), Thevis, Mario (Autor)
Erschienen in Analytical and bioanalytical chemistry, 413 (2021), 22 (Recent Trends in (Bio)Analytical Chemistry), S. 5655-5667, Lit.

UEFA expert group statement on nutrition in elite football : current evidence to inform practical recommendations and guide future research

von Collins, James (Autor), ... Maughan, Ronald John (Autor), Gleeson, Mike (Autor), Bilsborough, Johann (Autor), Jeukendrup, Asker (Autor), Morton, James P. (Autor), Phillips, S.M. (Autor), Armstrong, Lawrence E. (Autor), Burke, Louise M. (Autor), Close, Graeme L. (Autor), u.a. (Autor), Geyer, Hans (Autor), Meyer, Tim Friedrich (Autor)
Erschienen in British journal of sports medicine, 55 (2021), 8, S. 416-442, Lit.

Infographic. UEFA expert group 2020 statement on nutrition in elite football

von Collins, James (Autor), ... Maughan, Ronald John (Autor), Gleeson, Mike (Autor), Bilsborough, Johann (Autor), Jeukendrup, Asker (Autor), Morton, James P. (Autor), Phillips, S.M. (Autor), Armstrong, Lawrence E. (Autor), Burke, Louise M. (Autor), Close, Graeme L. (Autor), u.a. (Autor), Geyer, Hans (Autor), Meyer, Tim Friedrich (Autor)
Erschienen in British journal of sports medicine, 55 (2021), 8, S. 453-455, Lit.

Current insights into the steroidal module of the athlete biological passport

von Piper, Thomas (Autor), ... Geyer, Hans (Autor), Haenelt, Nadine (Autor), Huelsemann, Frank (Autor), Schänzer, Wilhelm (Autor), Thevis, Mario (Autor)
Erschienen in International journal of sports medicine, 42 (2021), 10, S. 863-878, 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.

Chromatographic-mass spectrometric analysis of the urinary metabolite profile of chlorphenesin observed after dermal application of chlorphenesin-containing sunscreen

von Rubio, Ana (Autor), ... Görgens, Christian (Autor), Krug, Oliver (Autor), Okano, Masato (Autor), Fedoruk, Matthew (Autor), Ahrens, Brian (Autor), Geyer, Hans (Autor), Thevis, Mario (Autor)
Erschienen in Rapid communications in mass spectrometry, 35 (2021), 21, Art.-ID e9183, [9 S.], Lit.

Annual banned-substance review : analytical approaches in human sports drug testing 2019/2020

von Thevis, Mario (Autor), ... Kuuranne, Tiia (Autor), Geyer, Hans (Autor)
Erschienen in Drug testing and analysis, 13 (2021), 1, S. 8-35, Lit.

Do dried blood spots have the potential to support result management processes in routine sports drug testing? Part 2 : proactive sampling for follow-up investigations concerning a...

von Thevis, Mario (Autor), ... Kuuranne, Tiia (Autor), Thomas, Andreas (Autor), Geyer, Hans (Autor)
Erschienen in Drug testing and analysis, 13 (2021), 3, S. 505-509, Lit.

Preliminary data on the potential for unintentional antidoping rule violations by permitted cannabidiol (CBD) use

von Mareck, Ute (Autor), ... Fußhöller, Gregor (Autor), Geyer, Hans (Autor), Huestis, Marilyn A. (Autor), Scheiff, Anja Brigitta (Autor), Thevis, Mario (Autor)
Erschienen in Drug testing and analysis, 13 (2021), 3, S. 539-549, Lit.

Sports drug testing and the athletes' exposome

von Thevis, Mario (Autor), ... Kuuranne, Tiia (Autor), Fedoruk, Matthew (Autor), Geyer, Hans (Autor)
Erschienen in Drug testing and analysis, 13 (2021), 11/12 (The 39th Manfred Donike workshop on doping analysis), S. 1814-1821, Lit.