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Items: 1 to 20 of 401

1.

Detection of epitestosterone doping by isotope ratio mass spectrometry.

Aguilera R, Hatton CK, Catlin DH.

Clin Chem. 2002;48(4):629-36.

4.

Improved method of detection of testosterone abuse by gas chromatography/combustion/isotope ratio mass spectrometry analysis of urinary steroids.

Aguilera R, Becchi M, Casabianca H, Hatton CK, Catlin DH, Starcevic B, Pope HG Jr.

J Mass Spectrom. 1996 Feb;31(2):169-76.

PMID:
8799270
5.

Determination of the origin of urinary norandrosterone traces by gas chromatography combustion isotope ratio mass spectrometry.

Hebestreit M, Flenker U, Fusshöller G, Geyer H, Güntner U, Mareck U, Piper T, Thevis M, Ayotte C, Schänzer W.

Analyst. 2006 Sep;131(9):1021-6. Epub 2006 Jul 28.

PMID:
17047802
6.

Searching for new markers of endogenous steroid administration in athletes: "looking outside the metabolic box".

Cawley AT, Hine ER, Trout GJ, George AV, Kazlauskas R.

Forensic Sci Int. 2004 Jul 16;143(2-3):103-14.

PMID:
15240029
8.

Analysis of exogenous nandrolone metabolite in horse urine by gas chromatography/combustion/carbon isotope ratio mass spectrometry.

Yamada M, Kinoshita K, Kurosawa M, Saito K, Nakazawa H.

J Pharm Biomed Anal. 2007 Nov 30;45(4):654-8. Epub 2007 Jul 10.

PMID:
17714906
10.

[Detection of the metabolites of dehydroepiandrosterone in urine with gas chromatography-combustion-isotope ratio mass spectrometry].

Wang JZ, Wu MT, Zhang YN, Liu X, Yang ZY.

Yao Xue Xue Bao. 2005 Feb;40(2):159-63. Chinese.

PMID:
15875674
11.

Screening urine for exogenous testosterone by isotope ratio mass spectrometric analysis of one pregnanediol and two androstanediols.

Aguilera R, Catlin DH, Becchi M, Phillips A, Wang C, Swerdloff RS, Pope HG, Hatton CK.

J Chromatogr B Biomed Sci Appl. 1999 Apr 30;727(1-2):95-105.

PMID:
10360427
12.

Detection of synthetic testosterone use by novel comprehensive two-dimensional gas chromatography combustion-isotope ratio mass spectrometry.

Tobias HJ, Zhang Y, Auchus RJ, Brenna JT.

Anal Chem. 2011 Sep 15;83(18):7158-65. doi: 10.1021/ac2015849. Epub 2011 Aug 16.

13.

Drug testing data from the 2007 Pan American Games: delta13C values of urinary androsterone, etiocholanolone and androstanediols determined by GC/C/IRMS.

Aguilera R, Chapman TE, Pereira H, Oliveira GC, Illanes RP, Fernandes TF, Azevedo DA, Neto FA.

J Steroid Biochem Mol Biol. 2009 Jul;115(3-5):107-14. doi: 10.1016/j.jsbmb.2009.03.012. Epub 2009 Apr 14.

PMID:
19428237
15.
16.

Use of isotope ratio mass spectrometry to detect doping with oral testosterone undecanoate: inter-individual variability of 13C/12C ratio.

Baume N, Saudan C, Desmarchelier A, Strahm E, Sottas PE, Bagutti C, Cauderay M, Schumacher YO, Mangin P, Saugy M.

Steroids. 2006 May;71(5):364-70. Epub 2006 Jan 24.

PMID:
16438998
17.

External calibration in gas chromatography-combustion-isotope ratio mass spectrometry measurements of endogenous androgenic anabolic steroids in sports doping control.

Kioussi MK, Angelis YS, Cawley AT, Koupparis M, Kazlauskas R, Brenna JT, Georgakopoulos CG.

J Chromatogr A. 2011 Aug 19;1218(33):5675-82. doi: 10.1016/j.chroma.2011.06.014. Epub 2011 Jun 17.

PMID:
21752385
18.

Evaluation of testosterone/epitestosterone ratio influential factors as determined in doping analysis.

van de Kerkhof DH, de Boer D, Thijssen JH, Maes RA.

J Anal Toxicol. 2000 Mar;24(2):102-15. Review.

19.
20.

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.

Drug Test Anal. 2009 Nov;1(11-12):576-86. doi: 10.1002/dta.53.

PMID:
20355174
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