Opfermann G - Search Results

1

Characterization of chemically modified steroids for doping control purposes by electrospray ionization tandem mass spectrometry.

Thevis M, Bommerich U, Opfermann G, Schänzer W. Thevis M, et al. Among authors: opfermann g. J Mass Spectrom. 2005 Apr;40(4):494-502. doi: 10.1002/jms.820. J Mass Spectrom. 2005. PMID: 15712346

2

Determination of 13C/12C ratios of urinary epitestosterone and its main metabolites 5alpha- and 5beta-androstane-3alpha, 17alpha-diol.

Piper T, Riemann P, Opfermann G, Mareck U, Geyer H, Vajiala G, Flenker U, Schänzer W. Piper T, et al. Among authors: opfermann g. Drug Test Anal. 2009 Nov;1(11-12):576-86. doi: 10.1002/dta.53. Drug Test Anal. 2009. PMID: 20355174

3

Determination of (13)C/(12)C ratios of endogenous urinary steroids excreted as sulpho conjugates.

Piper T, Opfermann G, Thevis M, Schänzer W. Piper T, et al. Among authors: opfermann g. Rapid Commun Mass Spectrom. 2010 Nov 15;24(21):3171-81. doi: 10.1002/rcm.4762. Rapid Commun Mass Spectrom. 2010. PMID: 20941765

4

Complementing the characterization of in vivo generated N-glucuronic acid conjugates of stanozolol by collision cross section computation and analysis.

Thevis M, Dib J, Thomas A, Höppner S, Lagojda A, Kuehne D, Sander M, Opfermann G, Schänzer W. Thevis M, et al. Among authors: opfermann g. Drug Test Anal. 2015 Nov-Dec;7(11-12):1050-6. doi: 10.1002/dta.1907. Epub 2015 Oct 30. Drug Test Anal. 2015. PMID: 26514814

5

Endocrine characterization of the designer steroid methyl-1-testosterone: investigations on tissue-specific anabolic-androgenic potency, side effects, and metabolism.

Parr MK, Blatt C, Zierau O, Hess C, Gütschow M, Fusshöller G, Opfermann G, Schänzer W, Diel P. Parr MK, et al. Among authors: opfermann g. Endocrinology. 2011 Dec;152(12):4718-28. doi: 10.1210/en.2011-1164. Epub 2011 Oct 11. Endocrinology. 2011. PMID: 21990312

6

Seized designer supplement named "1-Androsterone": identification as 3β-hydroxy-5α-androst-1-en-17-one and its urinary elimination.

Parr MK, Opfermann G, Geyer H, Westphal F, Sönnichsen FD, Zapp J, Kwiatkowska D, Schänzer W. Parr MK, et al. Among authors: opfermann g. Steroids. 2011 May;76(6):540-7. doi: 10.1016/j.steroids.2011.02.001. Epub 2011 Feb 16. Steroids. 2011. PMID: 21310167

7

Detection of Δ6-methyltestosterone in a "dietary supplement" and GC-MS/MS investigations on its urinary metabolism.

Parr MK, Fusshöller G, Schlörer N, Opfermann G, Geyer H, Rodchenkov G, Schänzer W. Parr MK, et al. Among authors: opfermann g. Toxicol Lett. 2011 Mar 5;201(2):101-4. doi: 10.1016/j.toxlet.2010.11.018. Epub 2010 Dec 4. Toxicol Lett. 2011. PMID: 21134425

8

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

Parr MK, Fusshöller G, Schlörer N, Opfermann G, Piper T, Rodchenkov G, Schänzer W. Parr MK, et al. Among authors: opfermann g. Rapid Commun Mass Spectrom. 2009 Jan;23(2):207-18. doi: 10.1002/rcm.3861. Rapid Commun Mass Spectrom. 2009. PMID: 19089863

9

Identification of steroid isoxazole isomers marketed as designer supplement.

Parr MK, Gütschow M, Daniels J, Opfermann G, Thevis M, Schänzer W. Parr MK, et al. Among authors: opfermann g. Steroids. 2009 Mar;74(3):322-8. doi: 10.1016/j.steroids.2008.11.006. Epub 2008 Nov 17. Steroids. 2009. PMID: 19061909

10

Factors influencing the steroid profile in doping control analysis.

Mareck U, Geyer H, Opfermann G, Thevis M, Schänzer W. Mareck U, et al. Among authors: opfermann g. J Mass Spectrom. 2008 Jul;43(7):877-91. doi: 10.1002/jms.1457. J Mass Spectrom. 2008. PMID: 18570179 Review.

Save citations to file

Email citations

Send citations to clipboard

Add to Collections

Add to My Bibliography

Create a file for external citation management software

Your saved search

Your RSS Feed

Search Page

Search Results