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Detection of stanozolol O- and N-sulfate metabolites and their evaluation as additional markers in doping control.
Balcells G, Matabosch X, Ventura R. Balcells G, et al. Among authors: ventura r. Drug Test Anal. 2017 Jul;9(7):1001-1010. doi: 10.1002/dta.2107. Epub 2016 Nov 16. Drug Test Anal. 2017. PMID: 27714936
Approach to the analysis of diuretics and masking agents by high-performance liquid chromatography-mass spectrometry in doping control.
Ventura R, Fraisse D, Becchi M, Paisse O, Segura J. Ventura R, et al. J Chromatogr. 1991 Jan 2;562(1-2):723-36. doi: 10.1016/0378-4347(91)80621-i. J Chromatogr. 1991. PMID: 2026734
International cooperation in analytical chemistry: experience of antidoping control at the XI Pan American Games.
Segura J, Pascual JA, Ventura R, Ustaran JI, Cuevas A, Gonzalez R. Segura J, et al. Among authors: ventura r. Clin Chem. 1993 May;39(5):836-45. Clin Chem. 1993. PMID: 8485874
Detection of non-steroidal anti-inflammatory drugs in equine plasma and urine by gas chromatography-mass spectrometry.
González G, Ventura R, Smith AK, de la Torre R, Segura J. González G, et al. Among authors: ventura r. J Chromatogr A. 1996 Jan 5;719(1):251-64. doi: 10.1016/0021-9673(95)00370-3. J Chromatogr A. 1996. PMID: 8589834
Detection of diuretic agents in doping control.
Ventura R, Segura J. Ventura R, et al. J Chromatogr B Biomed Appl. 1996 Dec 6;687(1):127-44. doi: 10.1016/s0378-4347(96)00279-4. J Chromatogr B Biomed Appl. 1996. PMID: 9001960 Review.
Screening procedure for beta-adrenergic drugs in sports drug testing by immunological methods.
Ventura R, González G, Smeyers MT, de la Torre R, Segura J. Ventura R, et al. J Anal Toxicol. 1998 Mar-Apr;22(2):127-34. doi: 10.1093/jat/22.2.127. J Anal Toxicol. 1998. PMID: 9547409
Derivatization procedures for gas chromatographic-mass spectrometric determination of xenobiotics in biological samples, with special attention to drugs of abuse and doping agents.
Segura J, Ventura R, Jurado C. Segura J, et al. Among authors: ventura r. J Chromatogr B Biomed Sci Appl. 1998 Aug 21;713(1):61-90. doi: 10.1016/s0378-4347(98)00089-9. J Chromatogr B Biomed Sci Appl. 1998. PMID: 9700553 Review.
Analytical methodology for enantiomers of salbutamol in human urine for application in doping control.
Bergés R, Segura J, de la Torre X, Ventura R. Bergés R, et al. Among authors: ventura r. J Chromatogr B Biomed Sci Appl. 1999 Feb 19;723(1-2):173-84. doi: 10.1016/s0378-4347(98)00517-9. J Chromatogr B Biomed Sci Appl. 1999. PMID: 10080644
Distinction of inhaled and oral salbutamol by urine analysis using conventional screening procedures for doping control.
Ventura R, Segura J, Bergés R, Fitch KD, Morton AR, Berruezo S, Jiménez C. Ventura R, et al. Ther Drug Monit. 2000 Jun;22(3):277-82. doi: 10.1097/00007691-200006000-00008. Ther Drug Monit. 2000. PMID: 10850394
Discrimination of prohibited oral use of salbutamol from authorized inhaled asthma treatment.
Bergés R, Segura J, Ventura R, Fitch KD, Morton AR, Farré M, Mas M, de La Torre X. Bergés R, et al. Among authors: ventura r. Clin Chem. 2000 Sep;46(9):1365-75. Clin Chem. 2000. PMID: 10973867 Clinical Trial.
All samples were analyzed to determine the total amount of unchanged salbutamol excreted in urine and the ratio between the S: and R: enantiomers. RESULTS: The discriminant function D = -3.776 + 1.46 x 10(-3) ([S:(+)] + [R:(-)]) + 1.012 ([S:(+)]/[R(-)]) can b …
All samples were analyzed to determine the total amount of unchanged salbutamol excreted in urine and the ratio between the S: and R: …
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