Gas phase reaction of substituted isoquinolines to carboxylic acids in ion trap and triple quadrupole mass spectrometers after electrospray ionization and collision-induced dissoci...

von Thevis, Mario (Autor), ... Kohler, Maxie (Autor), Schlörer, Nils (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Journal of the American Society for mass spectrometry, 19 (2008), 1, S. 151-158, Lit.

Studies on the collision-induced dissociation of adipoR agonists after electrospray ionization and their implementation in sports drug testing

von Dib, Josef (Autor), ... Schlörer, Nils (Autor), Schänzer, Wilhelm (Autor), Thevis, Mario (Autor)
Erschienen in Journal of mass spectrometry : JMS, 50 (2015), 2, S. 407-417, Lit.

Structure proof of tibolone 3-hydroxy metabolite

von Parr, Maria Kristina (Autor), ... Daniels, Jörg (Autor), Schlörer, Nils (Autor), Schänzer, Wilhelm (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. 28-33, Lit.

Screening for two selective androgen receptor modulators using gas chromatography-mass spectrometry in doping control analysis

von Thevis, Mario (Autor), ... Kohler, Maxie (Autor), Schlörer, Nils (Autor), Fußhöller, Gregor (Autor), Schänzer, Wilhelm (Autor)
Erschienen in European journal of mass spectrometry, 14 (2008), 3, S. 153–161, Lit.

Doping control analysis of tricyclic tetrahydroquinoline-derived selective androgen receptor modulators using liquid chromatography/electrospray ionization tandem mass spectrometry

von Thevis, Mario (Autor), ... Kohler, Maxie (Autor), Thomas, Andreas (Autor), Schlörer, Nils (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Rapid communications in mass spectrometry, 22 (2008), 16, S. 2471-2478, Lit.

Screening for 2-quinolinone-derived selective androgen receptor agonists in doping control analysis

von Thevis, Mario (Autor), ... Kohler, Maxie (Autor), Maurer, Joachim (Autor), Schlörer, Nils (Autor), Kamber, Matthias (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Rapid communications in mass spectrometry, 21 (2007), 21, S. 3477-3486, Lit.

Structure characterisation of urinary metabolites of the cannabimimetic JWH-018 using chemically synthesised reference material for the support of LC-MS/MS-based drug testing

von Beuck, Simon (Autor), ... Möller, Ines (Autor), Thomas, Andreas (Autor), Klose, Annika (Autor), Schlörer, Nils (Autor), Schänzer, Wilhelm (Autor), Thevis, Mario (Autor)
Erschienen in Analytical and bioanalytical chemistry, 401 (2011), 2, S. 493-505, Lit.

Unusual mass spectrometric dissociation pathway of protonated Isoquinoline-3-Carboxamides due to multiple reversible water adduct formation in the gas phase

von Beuck, Simon (Autor), ... Schwabe, Tobias (Autor), Grimme, Stefan (Autor), Schlörer, Nils (Autor), Kamber, Matthias (Autor), Schänzer, Wilhelm (Autor), Thevis, Mario (Autor)
Erschienen in Journal of the American Society for mass spectrometry, 20 (2009), 11, S. 2034-2048, Lit.

Screening for the calstabin-ryanodine receptor complex stabilizers JTV-519 and S-107 in doping control analysis

von Thevis, Mario (Autor), ... Beuck, Simon (Autor), Thomas, Andreas (Autor), Kohler, Maxie (Autor), Schlörer, Nils (Autor), Vâjialã, Ileana (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Drug testing and analysis, 1 (2009), 1, S. 32-42, Lit.

Alternative detection strategies for anabolic steroid abuse by NMR metabonomics and endocrine feedback loop analyses

von Parr, Maria Kristina (Autor), ... Schänzer, Wilhelm (Autor), Schlörer, Nils (Autor), Voronina, Elena (Autor), Hengevoß, Jonas (Autor), Diel, Patrick Rene (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. 46-51, Lit.

Metabolism of androsta-1,4,6-triene-3,17-dione and detection by gas chromatography/mass spectrometry in doping control

von Parr, Maria K. (Autor), ... Fußhöller, Gregor (Autor), Schlörer, Nils (Autor), Opfermann, Georg (Autor), Piper, Thomas (Autor), Rodchenkov, Grigory (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Rapid communications in mass spectrometry, 23 (2009), 2, S. 207-218, Lit.

Mass spectrometry of hydantoin-derived selective androgen receptor modulators

von Thevis, Mario (Autor), ... Kohler, Maxie (Autor), Schlörer, Nils (Autor), Kamber, Matthias (Autor), Kühn, Andreas (Autor), Linscheid, Michael W. (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Journal of mass spectrometry : JMS, 43 (2008), 5, S. 639-650, Lit.

6α-Methylandrostenedione: gas chromatographic mass spectrometric detection in doping control

von Parr, Maria Kristina (Autor), ... Kazlauskas, Rymantas (Autor), Schlörer, Nils (Autor), Opfermann, Georg (Autor), Piper, Thomas (Autor), Schulze, Gabriele (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Rapid communications in mass spectrometry, 22 (2008), 3, S. 321-329, Lit.

Detection of Δ6-methyltestosterone in a “dietary supplement” and GC–MS/MS investigations on its urinary metabolism

von Parr, Maria K. (Autor), ... Fußhöller, Gregor (Autor), Schlörer, Nils (Autor), Opfermann, Georg (Autor), Geyer, Hans (Autor), Rodchenkov, Grigory (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Toxicology letters, 201 (2011), 2, S. 101-104, Lit.

Metabolism of 4-hydroxyandrostenedione and 4-hydroxytestosterone : mass spectrometric identification of urinary metabolites

von Kohler, Maxie (Autor), ... Parr, Maria K. (Autor), Opfermann, Georg (Autor), Thevis, Mario (Autor), Schlörer, Nils (Autor), Marner, Franz-Josef (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Steroids, 72 (2007), 3, S. 278-286, Lit.

Unexpected contribution of cytochrome P450 enzymes CYP11B2 and CYP21, as well as CYP3A4 in xenobiotic androgen elimination : insights from metandienone metabolism

von Parr, Maria Kristina (Autor), ... Zöllner, Andy (Autor), Fußhöller, Gregor (Autor), Opfermann, Georg (Autor), Schlörer, Nils (Autor), Zorio, Mirela (Autor), Bureik, Matthias (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Toxicology letters, 2013 (2012), 3, S. 381-391, Lit.

Electron ionization mass spectrometry of the ryanodine receptor-based Ca2+-channel stabilizer S-107 and its implementation into routine doping control

von Thevis, Mario (Autor), ... Beuck, Simon (Autor), Thomas, Andreas (Autor), Fußhöller, Gregor (Autor), Sigmund, Gerg (Autor), Schlörer, Nils (Autor), Rodchenkov, Grigory (Autor), Schäfer, Mathias (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Rapid communications in mass spectrometry, 23 (2009), 15, S. 2363-2370, Lit.

Characterization of in vitro generated metabolites of the selective androgen receptor modulators S-22 and S-23 and in vivo comparison to post-administration canine urine specimens

von Thevis, Mario (Autor), ... Gerace, E. (Autor), Thomas, Andreas (Autor), Beuck, Simon (Autor), Geyer, Hans (Autor), Schlörer, Nils (Autor), Kearbey, J.D. (Autor), Dalton, J.T. (Autor), Schänzer, Wilhelm (Autor)
Erschienen in Drug testing and analysis, 2 (2010), 11/12, S. 589-598, Lit.

5α-Androst-1-ene-3,17-dione : metabolism, influence on steroid profile and biological activity

von Müller, Dennis (Autor), ... Opfermann, Georg (Autor), Rojas, Sandra (Autor), Schlörer, Nils (Autor), Pokrywka, Andrzej (Autor), Kwiatkowska, Dorota (Autor), Diel, Patrick Rene (Autor), Schänzer, Wilhelm (Autor), Parr, Maria Kristina (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. 197-200, Lit.

CYP21-catalyzed production of the long-term urinary metandienone metabolite 17β-hydroxymethyl-17α-methyl-18-norandrosta-1,4,13-trien-3-one : a contribution to the fight against dop...

von Zöllner, Andy (Autor), ... Parr, Maria Kristina (Autor), Drăgan, Călin-Aurel (Autor), Dräs, Stefan (Autor), Schlörer, Nils (Autor), Peters, Frank T. (Autor), Maurer, Hans H. (Autor), Schänzer, Wilhelm (Autor), Bureik, Matthias (Autor)
Erschienen in Biological chemistry , 391 (2010), 1, S. 119–127, Lit.