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Study of matrix effects on the direct trace analysis of acidic pesticides in water using various liquid chromatographic modes coupled to tandem mass spectrometric detection.Quantification of testosterone undecanoate in human hair by liquid chromatography-tandem mass spectrometry.Evaluation of different quantitative approaches for the determination of noneasily ionizable molecules by different atmospheric pressure interfaces used in liquid chromatography tandem mass spectrometry: abamectin as case of study.Study of different atmospheric-pressure interfaces for LC-MS/MS determination of acrylamide in water at sub-ppb levels.Ionization of anabolic steroids by adduct formation in liquid chromatography electrospray mass spectrometry.Mass spectrometric behavior of anabolic androgenic steroids using gas chromatography coupled to atmospheric pressure chemical ionization source. Part I: ionization.Potential of atmospheric pressure chemical ionization source in gas chromatography tandem mass spectrometry for the screening of urinary exogenous androgenic anabolic steroids.Detection and structural investigation of metabolites of stanozolol in human urine by liquid chromatography tandem mass spectrometry.Critical review of the application of liquid chromatography/mass spectrometry to the determination of pesticide residues in biological samples.Adrenal hormonal imbalance in acute intermittent porphyria patients: results of a case control study.Recent developments in MS for small molecules: application to human doping control analysis.Derivatization of steroids in biological samples for GC-MS and LC-MS analyses.Current LC-MS methods and procedures applied to the identification of new steroid metabolites.Urinary cysteinyl progestogens: Occurrence and origin.Circadian variation of melatonin, light exposure, and diurnal preference in day and night shift workers of both sexes.LC-MS/MS detection of unaltered glucuronoconjugated metabolites of metandienone.Steroid metabolism in chimeric mice with humanized liver.Targeting tryptophan and tyrosine metabolism by liquid chromatography tandem mass spectrometry.Chronic pain causes a persistent anxiety state leading to increased ethanol intake in CD1 mice.2-picolylamine derivatization for high sensitivity detection of abscisic acid in apicomplexan blood-infecting parasites.Untargeted metabolomics in doping control: detection of new markers of testosterone misuse by ultrahigh performance liquid chromatography coupled to high-resolution mass spectrometry.Factors affecting urinary excretion of testosterone metabolites conjugated with cysteine.Detection and characterization of prednisolone metabolites in human urine by LC-MS/MS.Detection and characterization of triamcinolone acetonide metabolites in human urine by liquid chromatography/tandem mass spectrometry after intramuscular administration.Detection and characterization of betamethasone metabolites in human urine by LC-MS/MS.Quantification of testosterone and metabolites released after alkaline treatment in human urine.Detection and characterization of a new metabolite of 17alpha-methyltestosterone.Use of quadrupole time-of-flight mass spectrometry to determine proposed structures of transformation products of the herbicide bromacil after water chlorination.Determination of the herbicide 4-chloro-2-methylphenoxyacetic acid and its main metabolite, 4-chloro-2-methylphenol in water and soil by liquid chromatography-electrospray tandem mass spectrometry.Different quantitation approaches for xenobiotics in human urine samples by liquid chromatography/electrospray tandem mass spectrometry.Direct analysis of abscisic acid in crude plant extracts by liquid chromatography--electrospray/tandem mass spectrometry.Direct determination of alkyl phosphates in human urine by liquid chromatography/electrospray tandem mass spectrometry.Urinary profile of methylprednisolone and its metabolites after oral and topical administrations.Determination of abamectin and azadirachtin residues in orange samples by liquid chromatography-electrospray tandem mass spectrometry.Metabolomic approaches for orange origin discrimination by ultra-high performance liquid chromatography coupled to quadrupole time-of-flight mass spectrometry.Use of ultra-high-pressure liquid chromatography-quadrupole time-of-flight MS to discover the presence of pesticide metabolites in food samples.Direct determination of paclobutrazol residues in pear samples by liquid chromatography-electrospray tandem mass spectrometry.Use of quadrupole time-of-flight mass spectrometry in environmental analysis: elucidation of transformation products of triazine herbicides in water after UV exposure.A new sulphate metabolite as a long-term marker of metandienone misuse.Use of LC-MS/MS for the open detection of steroid metabolites conjugated with glucuronic acid.
P50
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P50
description
hulumtues
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researcher
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wetenschapper
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հետազոտող
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name
Oscar J. Pozo
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Oscar J. Pozo
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Oscar J. Pozo
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Oscar J. Pozo
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Oscar J. Pozo
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type
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Oscar J. Pozo
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Oscar J. Pozo
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Oscar J. Pozo
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Oscar J. Pozo
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Oscar J. Pozo
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prefLabel
Oscar J. Pozo
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Oscar J. Pozo
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Oscar J. Pozo
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Oscar J. Pozo
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Oscar J. Pozo
@sl
P106
P1153
10439292800
P21
P31
P496
0000-0002-1735-9728