Works by Torre, Xavier
Results: 84
Detection of exon 5 c.577del variant of human erythropoietin gene in whole blood, dried blood spots and urine samples for doping control.
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- Frontiers in Analytical Science, 2023, p. 1, doi. 10.3389/frans.2023.1202074
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- Article
In‐depth gas chromatography/tandem mass spectrometry fragmentation analysis of formestane and evaluation of mass spectral discrimination of isomeric 3‐keto‐4‐ene hydroxy steroids.
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- Rapid Communications in Mass Spectrometry: RCM, 2020, v. 34, n. 24, p. 1, doi. 10.1002/rcm.8937
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- Article
A further insight into methyltestosterone metabolism: New evidences from in vitro and in vivo experiments.
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- Rapid Communications in Mass Spectrometry: RCM, 2020, v. 34, n. 19, p. 1, doi. 10.1002/rcm.8870
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- Article
Mass spectrometric analysis of 7‐oxygenated androst‐5‐ene structures. Influence in trimethylsilyl derivative formation.
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- Rapid Communications in Mass Spectrometry: RCM, 2020, v. 34, n. 17, p. 1, doi. 10.1002/rcm.8834
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- Article
Detection of urinary metabolites of arimistane in humans by gas chromatography coupled to high‐accuracy mass spectrometry for antidoping analyses.
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- Rapid Communications in Mass Spectrometry: RCM, 2019, v. 33, n. 24, p. 1894, doi. 10.1002/rcm.8529
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- Article
An investigation on the metabolic pathways of synthetic isoflavones by gas chromatography coupled to high accuracy mass spectrometry.
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- Rapid Communications in Mass Spectrometry: RCM, 2019, v. 33, n. 19, p. 1485, doi. 10.1002/rcm.8490
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- Article
Isotope ratio mass spectrometry in antidoping analysis: The use of endogenous reference compounds.
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- Rapid Communications in Mass Spectrometry: RCM, 2019, v. 33, n. 6, p. 579, doi. 10.1002/rcm.8377
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- Article
Toxicological determination and in vitro metabolism of the designer drug methylenedioxypyrovalerone (MPDV) by gas chromatography/mass spectrometry and liquid chromatography/quadrupole time-of-flight mass spectrometry.
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- Rapid Communications in Mass Spectrometry: RCM, 2010, v. 24, n. 18, p. 2706, doi. 10.1002/rcm.4692
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- Article
A gas chromatography/mass spectrometry method for the determination of sildenafil, vardenafil and tadalafil and their metabolites in human urine.
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- Rapid Communications in Mass Spectrometry: RCM, 2010, v. 24, n. 11, p. 1697, doi. 10.1002/rcm.4568
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- Article
A fast gas chromatography/mass spectrometry method for the determination of stimulants and narcotics in urine.
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- Rapid Communications in Mass Spectrometry: RCM, 2010, v. 24, n. 10, p. 1475, doi. 10.1002/rcm.4542
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- Article
Mass spectrometric characterization of tamoxifene metabolites in human urine utilizing different scan parameters on liquid chromatography/tandem mass spectrometry.
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- Rapid Communications in Mass Spectrometry: RCM, 2010, v. 24, n. 6, p. 749, doi. 10.1002/rcm.4432
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- Article
Determination of β.
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- Journal of Mass Spectrometry, 1996, v. 31, n. 1, p. 47, doi. 10.1002/(SICI)1096-9888(199601)31:1<47::AID-JMS248>3.0.CO;2-O
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- Article
Detection of testosterone esters in human plasma.
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- Journal of Mass Spectrometry, 1995, v. 30, n. 10, p. 1393, doi. 10.1002/jms.1190301004
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- Article
Detection of recombinant insulins in human urine by liquid chromatography–electrospray ionization tandem mass spectrometry after immunoaffinity purification based on monolithic microcolumns.
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- Analytical & Bioanalytical Chemistry, 2019, v. 411, n. 30, p. 8153, doi. 10.1007/s00216-019-02203-4
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- Article
A simple and rapid pre-confirmation method to distinguish endogenous human haemoglobin from synthetic haemoglobin-based oxygen carriers in doping control.
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- Electrophoresis, 2011, v. 32, n. 20, p. 2915, doi. 10.1002/elps.201100178
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- Article
Investigation of the Physiological and Post‐training Effects of Ecdysteroid Supplementation by Multivariate Analysis of the Human Serum Metabolome.
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- Journal of Chemometrics, 2024, v. 38, n. 11, p. 1, doi. 10.1002/cem.3594
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- Article
Analysis of doping control samples using supercritical fluid chromatography‐tandem mass spectrometry: Ready for routine use.
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- Journal of Separation Science, 2023, v. 46, n. 7, p. 1, doi. 10.1002/jssc.202200880
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- Article
Ecdysteroids as non-conventional anabolic agent: performance enhancement by ecdysterone supplementation in humans.
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- Archives of Toxicology, 2019, v. 93, n. 7, p. 1807, doi. 10.1007/s00204-019-02490-x
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- Article
A SNP‐based genotyping strategy to detect the abuse of homologous blood transfusion from dried blood spots.
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- Drug Testing & Analysis, 2024, v. 16, n. 11, p. 1306, doi. 10.1002/dta.3650
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- Article
Routine application of SFC‐MS in doping control: Analysis of 3 × 1000 urine samples using three different SFC‐MS instruments.
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- Drug Testing & Analysis, 2024, v. 16, n. 7, p. 726, doi. 10.1002/dta.3652
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- Article
Effect of thyroid hormones administration on urinary endogenous steroid profile of the athlete biological passport.
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- Drug Testing & Analysis, 2023, v. 15, n. 11/12, p. 1361, doi. 10.1002/dta.3534
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- Article
Correction of the urinary testosterone to epitestosterone ratio measurement in antidoping analyses by chromatographic and mass spectrometric techniques.
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- Drug Testing & Analysis, 2023, v. 15, n. 11/12, p. 1382, doi. 10.1002/dta.3456
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- Article
Drug Use on Mont Blanc: A Study Using Automated Urine Collection.
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- PLoS ONE, 2016, v. 11, n. 6, p. 1, doi. 10.1371/journal.pone.0156786
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- Article
Simultaneous quantification of endogenous biomarkers and detection of testosterone esters in human serum using gas chromatography–high‐resolution mass spectrometry.
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- Rapid Communications in Mass Spectrometry: RCM, 2024, v. 38, n. 6, p. 1, doi. 10.1002/rcm.9685
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- Article
LC‐HRMS‐based metabolomics workflow: An alternative strategy for metabolite identification in the antidoping field.
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- Rapid Communications in Mass Spectrometry: RCM, 2023, v. 37, n. 14, p. 1, doi. 10.1002/rcm.9532
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- Article
Metabolomics workflow as a driven tool for rapid detection of metabolites in doping analysis. Development and validation.
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- Rapid Communications in Mass Spectrometry: RCM, 2022, v. 36, n. 2, p. 1, doi. 10.1002/rcm.9217
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- Article
Low‐energy electron ionization optimization for steroidomics analysis using high‐resolution mass spectrometry.
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- Rapid Communications in Mass Spectrometry: RCM, 2021, v. 35, n. 23, p. 1, doi. 10.1002/rcm.9196
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- Article
Detection of urinary arimistane metabolites in humans using liquid chromatography–mass spectrometry: Complementary results to gas chromatography mass spectrometric data and its application to antidoping analyses.
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- Rapid Communications in Mass Spectrometry: RCM, 2021, v. 35, n. 12, p. 1, doi. 10.1002/rcm.9080
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- Article
Detection of prohibited growth factors (GFs) in doping control: serum concentration ranges in a reference population of athletes.
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- FASEB Journal, 2022, v. 36, p. N.PAG, doi. 10.1096/fasebj.2022.36.S1.R2696
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- Article
Circulating hematopoietic stem cells (cHSC) in elite athletes: an antidoping perspective.
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- FASEB Journal, 2022, v. 36, p. N.PAG, doi. 10.1096/fasebj.2022.36.S1.R2699
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- Article
The effect of human genetic variability on basal values of serum and urine biomarkers: implications in anti‐doping analysis.
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- FASEB Journal, 2021, v. 35, p. N.PAG, doi. 10.1096/fasebj.2021.35.S1.02282
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- Article
Improving the Detection of Homologous Blood Transfusion in Sport Doping: A Full DNA‐based Genotyping Strategy on Dried Blood Spots.
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- FASEB Journal, 2021, v. 35, p. N.PAG, doi. 10.1096/fasebj.2021.35.S1.02276
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- Article
Serum myokines as potential biomarkers of myostatin inhibition in sport doping: a preliminary study on their baseline levels in elite athletes.
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- Biology of Sport, 2024, v. 41, n. 2, p. 175, doi. 10.5114/biolsport.2024.132982
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- Article
UPLC–MS-Based Procedures to Detect Prolyl-Hydroxylase Inhibitors of HIF in Urine.
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- Journal of Analytical Toxicology, 2021, v. 45, n. 2, p. 184, doi. 10.1093/jat/bkaa055
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- Article
Influence of Pain Killers on the Urinary Anabolic Steroid Profile.
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- Journal of Analytical Toxicology, 2020, v. 44, n. 8, p. 871, doi. 10.1093/jat/bkaa049
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- Article
New Insights into the Metabolism of Methyltestosterone and Metandienone: Detection of Novel A-Ring Reduced Metabolites.
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- Molecules, 2021, v. 26, n. 5, p. 1354, doi. 10.3390/molecules26051354
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- Article
SFC-MS/MS as an orthogonal technique for improved screening of polar analytes in anti-doping control.
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- Analytical & Bioanalytical Chemistry, 2016, v. 408, n. 24, p. 6789, doi. 10.1007/s00216-016-9805-4
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- Article
Characterization of the biotransformation pathways of clomiphene, tamoxifen and toremifene as assessed by LC-MS/(MS) following in vitro and excretion studies.
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- Analytical & Bioanalytical Chemistry, 2013, v. 405, n. 16, p. 5467, doi. 10.1007/s00216-013-6961-7
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- Article
Urinary excretion profiles of toremifene metabolites by liquid chromatography-mass spectrometry. Towards targeted analysis to relevant metabolites in doping control.
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- Analytical & Bioanalytical Chemistry, 2011, v. 401, n. 2, p. 529, doi. 10.1007/s00216-011-4695-y
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- Article
Fast GC-MS method for the simultaneous screening of THC-COOH, cocaine, opiates and analogues including buprenorphine and fentanyl, and their metabolites in urine.
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- Analytical & Bioanalytical Chemistry, 2011, v. 399, n. 4, p. 1623, doi. 10.1007/s00216-010-4471-4
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- Article
A screening method for the simultaneous detection of glucocorticoids, diuretics, stimulants, anti-oestrogens, beta-adrenergic drugs and anabolic steroids in human urine by LC-ESI-MS/MS.
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- Analytical & Bioanalytical Chemistry, 2008, v. 392, n. 4, p. 681, doi. 10.1007/s00216-008-2292-5
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- Article
Quinoa as phytopharmaceutical? Urinary elimination of ecdysterone after consumption of quinoa alone and in combination with spinach.
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- Archiv der Pharmazie, 2024, v. 357, n. 6, p. 1, doi. 10.1002/ardp.202300689
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- Article
Biosynthesis of Salbutamol-4′- O -sulfate as Reference for Identification of Intake Routes and Enantiopure Salbutamol Administration by Achiral UHPLC-MS/MS.
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- Separations (2297-8739), 2023, v. 10, n. 8, p. 427, doi. 10.3390/separations10080427
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- Article
Age-Markers on the Red Blood Cell Surface and Erythrocyte Microparticles may Constitute a Multi-parametric Strategy for Detection of Autologous Blood Transfusion.
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- Sports Medicine - Open, 2023, v. 9, n. 1, p. 1, doi. 10.1186/s40798-023-00662-9
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- Article
The abuse of diuretics as performance-enhancing drugs and masking agents in sport doping: pharmacology, toxicology and analysis.
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- 2010
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- journal article
Urinary excretion profile of prednisolone and prednisone after rectal administration: Significance in antidoping analysis.
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- Drug Testing & Analysis, 2022, v. 14, n. 11/12, p. 2007, doi. 10.1002/dta.3352
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- Article
Evaluation of longitudinal <sup>13</sup>C isotope ratio mass spectrometric data in antidoping analysis.
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- Drug Testing & Analysis, 2022, v. 14, n. 11/12, p. 1877, doi. 10.1002/dta.3339
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- Article
Quantification of thyroid hormones and analogs by liquid chromatography coupled to mass spectrometry. Preliminary results in athletes and non‐athletes serum samples.
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- Drug Testing & Analysis, 2022, v. 14, n. 8, p. 1438, doi. 10.1002/dta.3269
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- Article
Thyroid metabolism and supplementation: A review framed in sports environment.
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- Drug Testing & Analysis, 2022, v. 14, n. 7, p. 1176, doi. 10.1002/dta.3257
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- Article
In vitro metabolic profile of mexedrone, a mephedrone analog, studied by high‐ and low‐resolution mass spectrometry.
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- Drug Testing & Analysis, 2022, v. 14, n. 2, p. 269, doi. 10.1002/dta.3179
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- Article