Geyer H - Search Results

1

Analysis of confiscated black market drugs using chromatographic and mass spectrometric approaches.

Thevis M, Schrader Y, Thomas A, Sigmund G, Geyer H, Schänzer W. Thevis M, et al. Among authors: geyer h. J Anal Toxicol. 2008 Apr;32(3):232-40. doi: 10.1093/jat/32.3.232. J Anal Toxicol. 2008. PMID: 18397575

2

Metabolism of metandienone in man: identification and synthesis of conjugated excreted urinary metabolites, determination of excretion rates and gas chromatographic-mass spectrometric identification of bis-hydroxylated metabolites.

Schänzer W, Geyer H, Donike M. Schänzer W, et al. Among authors: geyer h. J Steroid Biochem Mol Biol. 1991 Apr;38(4):441-64. doi: 10.1016/0960-0760(91)90332-y. J Steroid Biochem Mol Biol. 1991. PMID: 2031859

3

Long-term detection and identification of metandienone and stanozolol abuse in athletes by gas chromatography-high-resolution mass spectrometry.

Schänzer W, Delahaut P, Geyer H, Machnik M, Horning S. Schänzer W, et al. Among authors: geyer h. J Chromatogr B Biomed Appl. 1996 Dec 6;687(1):93-108. doi: 10.1016/s0378-4347(96)00187-9. J Chromatogr B Biomed Appl. 1996. PMID: 9001957

4

Long-term detection of clenbuterol in human scalp hair by gas chromatography-high-resolution mass spectrometry.

Machnik M, Geyer H, Horning S, Breidbach A, Delahaut P, Schänzer W. Machnik M, et al. Among authors: geyer h. J Chromatogr B Biomed Sci Appl. 1999 Feb 19;723(1-2):147-55. doi: 10.1016/s0378-4347(98)00527-1. J Chromatogr B Biomed Sci Appl. 1999. PMID: 10080642

5

Identification of the aromatase inhibitor aminoglutethimide in urine by gas chromatography/mass spectrometry.

Mareck U, Sigmund G, Opfermann G, Geyer H, Schänzer W. Mareck U, et al. Among authors: geyer h. Rapid Commun Mass Spectrom. 2002;16(24):2209-14. doi: 10.1002/rcm.838. Rapid Commun Mass Spectrom. 2002. PMID: 12478562

6

Analysis of non-hormonal nutritional supplements for anabolic-androgenic steroids - results of an international study.

Geyer H, Parr MK, Mareck U, Reinhart U, Schrader Y, Schänzer W. Geyer H, et al. Int J Sports Med. 2004 Feb;25(2):124-9. doi: 10.1055/s-2004-819955. Int J Sports Med. 2004. PMID: 14986195 Clinical Trial.

7

Analytical strategies for the detection of non-labelled anabolic androgenic steroids in nutritional supplements.

Parr MK, Geyer H, Reinhart U, Schänzer W. Parr MK, et al. Among authors: geyer h. Food Addit Contam. 2004 Jul;21(7):632-40. doi: 10.1080/02652030410001701602. Food Addit Contam. 2004. PMID: 15370836

8

Identification of oral antidiabetics and their metabolites in human urine by liquid chromatography/tandem mass spectrometry--a matter for doping control analysis.

Thevis M, Geyer H, Schänzer W. Thevis M, et al. Among authors: geyer h. Rapid Commun Mass Spectrom. 2005;19(7):928-36. doi: 10.1002/rcm.1875. Rapid Commun Mass Spectrom. 2005. PMID: 15747323

9

Screening for unknown synthetic steroids in human urine by liquid chromatography-tandem mass spectrometry.

Thevis M, Geyer H, Mareck U, Schänzer W. Thevis M, et al. Among authors: geyer h. J Mass Spectrom. 2005 Jul;40(7):955-62. doi: 10.1002/jms.873. J Mass Spectrom. 2005. PMID: 15934041

10

Identification of fentanyl, alfentanil, sufentanil, remifentanil and their major metabolites in human urine by liquid chromatography/tandem mass spectrometry for doping control purposes.

Thevis M, Geyer H, Bahr D, Schänzer W. Thevis M, et al. Among authors: geyer h. Eur J Mass Spectrom (Chichester). 2005;11(4):419-27. doi: 10.1255/ejms.761. Eur J Mass Spectrom (Chichester). 2005. PMID: 16204809

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