D. Barrón

发表

Identification of metabolites and thermal transformation products of quinolones in raw cow's milk by liquid chromatography coupled to high-resolution mass spectrometry.

J. Barbosa, Sergio Barbosa, A. Junza, 2014, Journal of agricultural and food chemistry.

Wildlife contamination with fluoroquinolones from livestock: Widespread occurrence of enrofloxacin and marbofloxacin in vultures.

J. Barbosa, G. Blanco, A. Junza, 2016, Chemosphere.

Multiclass method for the determination of quinolones and β-lactams, in raw cow milk using dispersive liquid-liquid microextraction and ultra high performance liquid chromatography-tandem mass spectrometry.

A. Zafra-Gómez, J. Barbosa, O. Ballesteros, 2014, Journal of chromatography. A.

High-resolution mass spectrometry applied to the identification of transformation products of quinolones from stability studies and new metabolites of enrofloxacin in chicken muscle tissues.

J. Barbosa, M. P. Hermo, D. Barrón, 2014, Journal of pharmaceutical and biomedical analysis.

PKPOT, a program for the potentiometric study of ionic equilibria in aqueous and non-aqueous media

J. Barbosa, J. Beltrán, V. Sanz-Nebot, 1995 .

Occurrence of veterinary pharmaceuticals in golden eagle nestlings: Unnoticed scavenging on livestock carcasses and other potential exposure routes.

G. Blanco, A. Junza, D. Barrón, 2017, The Science of the total environment.

Comparative study of the LC-MS/MS and UPLC-MS/MS for the multi-residue analysis of quinolones, penicillins and cephalosporins in cow milk, and validation according to the regulation 2002/657/EC.

J. Barbosa, A. Junza, D. Barrón, 2011, Journal of chromatography. B, Analytical technologies in the biomedical and life sciences.

Metabolic profile modifications in milk after enrofloxacin administration studied by liquid chromatography coupled with high resolution mass spectrometry.

J. Saurina, A. Junza, C. Minguillón, 2016, Journal of chromatography. A.

Simultaneous determination of quinolone and β-lactam residues in raw cow milk samples using ultrasound-assisted extraction and dispersive-SPE prior to UHPLC−MS/MS analysis

A. Zafra-Gómez, A. Navalón, N. Dorival-García, 2016 .

Quechers methodologies as an alternative to solid phase extraction (SPE) for the determination and characterization of residues of cephalosporins in beef muscle using LC-MS/MS.

J. Saurina, J. Barbosa, E. Grzelak, 2012, Journal of chromatography. B, Analytical technologies in the biomedical and life sciences.

Determination of fluoroquinolones in chicken tissues by LC-coupled electrospray ionisation and atmospheric pressure chemical ionisation.

J. Barbosa, V. Sanz-Nebot, D. Barrón, 2006, Journal of separation science.

Determination of quinolones in chicken tissues by liquid chromatography with ultraviolet absorbance detection.

J. Vílchez, J. Barbosa, O. Ballesteros, 2004, Journal of chromatography. A.

Determination of residues of enrofloxacin and its metabolite ciprofloxacin in biological materials by capillary electrophoresis.

J. Barbosa, D. Barrón, E. Jiménez-Lozano, 2001, Journal of chromatography. B, Biomedical sciences and applications.

Multiresidue determination of quinolones regulated by the European Union in bovine and porcine plasma. Application of chromatographic and capillary electrophoretic methodologies.

E. Nemutlu, J. Barbosa, M. P. Hermo, 2011, Biomedical chromatography : BMC.

Evaluation of acidity constants and preferential solvation in tetrahydrofuran–water mixtures

J. Barbosa, S. Butí, M. Ruiz, 1999 .

Determination of pKa values of quinolones from mobility and spectroscopic data obtained by capillary electrophoresis and a diode array detector

J. Barbosa, J. Beltrán, D. Barrón, 2002 .

Improved determination of quinolones in milk at their MRL levels using LC-UV, LC-FD, LC-MS and LC-MS/MS and validation in line with regulation 2002/657/EC.

S. Kır, E. Nemutlu, J. Barbosa, 2008, Analytica chimica acta.

High resolution mass spectrometry in the identification of transformation products and metabolites from β-lactam antibiotics in thermally treated milk.

J. Barbosa, A. Junza, C. Minguillón, 2014, Journal of chromatography. A.

Acid–base behaviour of substituted phenolic substances and resolution of acid strength in tetrahydrofuran

J. Barbosa, D. Barrón, 2000 .

Food safety in scavenger conservation: Diet-associated exposure to livestock pharmaceuticals and opportunist mycoses in threatened Cinereous and Egyptian vultures.

G. Blanco, A. Junza, D. Barrón, 2017, Ecotoxicology and environmental safety.

Comparison of Three Analytical Methods for the Determination of Quinolones in Pig Muscle Samples

A. Zafra-Gómez, J. Barbosa, O. Ballesteros, 2013, Chromatographia.

Standardization of potentiometric sensors in tetrahydrofuran

J. Barbosa, E. Bosch, M. Rosés, 1992 .

Chromatographic behaviour of ionizable compounds in liquid chromatography. Part 1. pH scale, pKa and pHS values for standard buffers in tetrahydrofuran–water

J. Barbosa, S. Butí, D. Barrón, 1999 .

Preferential solvation in the THF–water mixtures. Dissociation constants of acid components of pH reference materials

J. Barbosa, S. Butí, M. Ruiz, 1999 .

Resolution of acid strength in tetrahydrofuran of substituted benzoic acids

J. Barbosa, E. Bosch, M. Rosés, 1992 .

Equilibrium constants and assay of benzodiazepines in acetic acid.

J. Barbosa, D. Barrón, 1989, The Analyst.

Standardization of potentiometric sensors and acid–base behaviour of a series of bases in nitrobenzene

J. Barbosa, S. Butí, D. Barrón, 2000 .

Arsenosugar extracted from algae: Isolation by anionic exchange solid-phase extraction.

J. F. López-Sánchez, À. Sahuquillo, D. Barrón, 2022, Journal of chromatography. A.

Factor analysis applied to correlation between acidity constants of series of diuretics, quinolones and buffers, with solvatochromic parameters in water-acetonitrile mixtures

G. Fonrodona, J. Barbosa, D. Barrón, 1997 .

Assignment of pHS values of reference buffer solutions for standardization of potentiometric sensors in THF–water

J. Barbosa, S. Butí, D. Barrón, 1999 .

Development of analytical methods for multiresidue determination of quinolones in pig muscle samples by liquid chromatography with ultraviolet detection, liquid chromatography-mass spectrometry and liquid chromatography-tandem mass spectrometry.

J. Barbosa, M. P. Hermo, D. Barrón, 2006, Journal of chromatography. A.

Determination of residues of quinolones in pig muscle: Comparative study of classical and microwave extraction techniques

J. Barbosa, M. P. Hermo, D. Barrón, 2005 .

On the role of solvent in acid-base equilibria of diuretics in acetonitrile-water mixed solvents.

J. Barbosa, J. Beltrán, S. Butí, 1998, Talanta.

Prediction of LC retention of steroids using solvatochromic parameters

J. Barbosa, D. Barrón, J. Pascual, 1995 .

Evaluation of the effect of organic modifier on pK values of diuretics in mobile phases used in LC

J. Barbosa, V. Sanz-Nebot, S. Butí, 1998 .

Prediction of electrophoretic behaviour of a series of quinolones in aqueous methanol.

J. Barbosa, D. Barrón, E. Jiménez-Lozano, 2001, Journal of chromatography. A.

Capillary electrophoresis in mixed aqueous-organic media: Effect of tetrahydrofuran on mobilities, dissociation constants and separation of a series of quinolones

J. Barbosa, D. Barrón, E. Jiménez-Lozano, 2000 .

Autoprotolysis Constants and Standardization of pH Measurements in Tetrahydrofuran‐Water Mixtures

J. Barbosa, S. Butí, D. Barrón, 1999 .

Modeling the electrophoretic behavior of quinolones in aqueous and hydroorganic media

J. Barbosa, E. Giménez, V. Sanz-Nebot, 2010, Electrophoresis.

Determination of a series of quinolones in pig plasma using solid-phase extraction and liquid chromatography coupled with mass spectrometric detection Application to pharmacokinetic studies.

J. Barbosa, D. Barrón, R. Kučera, 2006, Journal of chromatography. A.

Spectrophotometric, potentiometric and chromatographic pKa values of polyphenolic acids in water and acetonitrile–water media

N. Şanlı, G. Fonrodona, J. Barbosa, 2003 .

Prediction of chromatographic retention, pKa values and optimization of the separation of polyphenolic acids in strawberries.

N. Şanlı, G. Fonrodona, J. Barbosa, 2002, Journal of chromatography. A.

Comparison between capillary electrophoresis, liquid chromatography, potentiometric and spectrophotometric techniques for evaluation of pKa values of zwitterionic drugs in acetonitrile–water mixtures

José Barbosa, J. Barbosa, V. Sanz-Nebot, 2001 .

Evaluation of electrophoretic method versus chromatographic, potentiometric and absorptiometric methodologies for determing pK(a) values of quinolones in hydroorganic mixtures.

J. Barbosa, V. Sanz-Nebot, D. Barrón, 2001, Journal of pharmaceutical and biomedical analysis.

Influence of pH and pKa values on electrophoretic behaviour of quinolones in aqueous and hydro-organic media.

J. Barbosa, A. Irles, D. Barrón, 2000, Journal of chromatography. A.

Prediction of electrophoretic mobilities in non-aqueous capillary electrophoresis. Optimal separation of quinolones in acetonitrile-water media.

J. Barbosa, A. Irles, D. Barrón, 2000, Journal of chromatography. A.

The application of factor analysis to solvatochromic parameters and pHs values for the standardization of potentiometric sensors in mobile phases used in liquid chromatography

J. Barbosa, V. Sanz-Nebot, D. Barrón, 1999 .

Factor analysis applied to the correlation between dissociation constants and solvatochromic parameters in water-acetonitrile mixtures: II. Study of solvent effects on the dissociation of functional groups of diuretics, quinolones, buffers and peptides

G. Fonrodona, J. Barbosa, V. Sanz-Nebot, 1997 .

Electrophoretic behaviour of quinolones in capillary electrophoresis. Effect of pH and evaluation of ionization constants.

J. Barbosa, D. Barrón, E. Jiménez-Lozano, 1999, Journal of chromatography. A.

Determination of Dissociation Constants of Some Hydroxylated Benzoic and Cinnamic Acids in Water from Mobility and Spectroscopic Data Obtained by CE-DAD

G. Fonrodona, J. Barbosa, J. Beltrán, 2009 .

Simultaneous determination of flumequine and oxolinic acid in chicken tissues by solid phase extraction and capillary electrophoresis

J. Barbosa, D. Barrón, S. Bailac, 2003 .

Metabolic study of enrofloxacin and metabolic profile modifications in broiler chicken tissues after drug administration.

J. Barbosa, D. Barrón, F. J. Morales-Gutiérrez, 2015, Food chemistry.

Determination of penicillins in milk using LC-UV, LC-MS and LC-MS/MS.

J. Barbosa, M. Martínez-Huélamo, M. P. Hermo, 2009, Journal of separation science.

Confirmatory and quantitative analysis using experimental design for the extraction and liquid chromatography-UV, liquid chromatography-mass spectrometry and liquid chromatography-mass spectrometry/mass spectrometry determination of quinolones in turkey muscle.

J. Barbosa, M. P. Hermo, D. Barrón, 2006, Journal of chromatography. A.

Electrophoretic behaviour of zwitterionic compounds in capillary electrophoresis: prediction of mobility of several quinolones.

J. Barbosa, D. Barrón, E. Jiménez-Lozano, 2000 .

New extraction procedure to improve the determination of quinolones in poultry muscle by liquid chromatography with ultraviolet and mass spectrometric detection.

J. Barbosa, D. Barrón, S. Bailac, 2006, Analytica chimica acta.

Metabolomic assays of amoxicillin, cephapirin and ceftiofur in chicken muscle: application to treated chicken samples by liquid chromatography quadrupole time-of-flight mass spectrometry.

J. Barbosa, M. P. Hermo, D. Barrón, 2013, Journal of pharmaceutical and biomedical analysis.

Multi residue determination of the penicillins regulated by the European Union, in bovine, porcine and chicken muscle, by LC-MS/MS.

Y X Wang, J. Barbosa, M. Martínez-Huélamo, 2012, Food chemistry.

Determination of multiresidue quinolones regulated by the European Union in pig liver samples. High-resolution time-of-flight mass spectrometry versus tandem mass spectrometry detection.

J. Barbosa, M. P. Hermo, D. Barrón, 2008, Journal of chromatography. A.

Effective sorbents for solid‐phase extraction in the analysis of quinolones in animal tissues by capillary electrophoresis

J. Barbosa, D. Roy, D. Barrón, 2004, Electrophoresis.

Determination of difloxacin and sarafloxacin in chicken muscle using solid-phase extraction and capillary electrophoresis.

J. Barbosa, D. Barrón, S. Bailac, 2002, Journal of chromatography. B, Analytical technologies in the biomedical and life sciences.

Determination of quinolone antimicrobial agents in strongly overlapped peaks from capillary electrophoresis using multivariate calibration methods

J. Barbosa, J. Beltrán, D. Barrón, 2004 .

Determination of residues of enrofloxacin and its metabolite ciprofloxacin in chicken muscle by capillary electrophoresis using laser‐induced fluorescence detection

J. Barbosa, G. Blaschke, D. Barrón, 2002, Electrophoresis.

Determination of quinolone residues in raw cow milk. Application of polar stir-bars and ultra-high performance liquid chromatography–tandem mass spectrometry

A. Zafra-Gómez, A. Navalón, M. T. García-Córcoles, 2018, Food additives & contaminants. Part A, Chemistry, analysis, control, exposure & risk assessment.

Effect of Diverse Cooking Treatments on Enrofloxacin Residues and Its Metabolites in Chicken Tissues by LC-MS

C. Minguillón, D. Barrón, Anna Tomás-Gascó, 2022, ACS Food Science & Technology.

High-resolution mass spectrometry applied to the study of metabolome modifications in various chicken tissues after amoxicillin administration.

J. Saurina, J. Barbosa, M. P. Hermo, 2014, Food chemistry.

Using of HPLC coupled with coulometric detector for the determination of biotin in pharmaceuticals.

J. Klimeš, J. Dohnal, D. Barrón, 2007, Journal of pharmaceutical and biomedical analysis.

High-resolution mass spectrometry applied to the study of metabolome 7 modifications in various chicken tissues after amoxicillin 8 administration 9 10 11

J. Saurina, J. Barbosa, M. P. Hermo, 2014 .

Direct determination of anabolic steroids in human urine by on-line solid-phase extraction/liquid chromatography/mass spectrometry.

J. Barbosa, D. Barrón, J. Pascual, 1996, Journal of mass spectrometry : JMS.

Dissociation constants and assay of weak bases in non-aqueous solvents.

J. Barbosa, V. Sanz-Nebot, D. Barrón, 1988, Journal of pharmaceutical and biomedical analysis.

Metabolites in Milk after Enrofloxacin Treatment and Their Persistence to Temperature

J. Saurina, A. Junza, C. Minguillón, 2022, Journal of Agricultural and Food Chemistry.

Residues of β-lactams and quinolones in tissues and milk samples . Confirmatory analysis by liquid chromatography – mass spectrometry

J. Barbosa, E. Grzelak, G. Gokce, 2010 .

Wildlife contamination with fluoroquinolones from livestock: Widespread occurrence of enrofloxacin and marbofloxacin in vultures.

J. Barbosa, G. Blanco, A. Junza, 2016, Chemosphere.

Simultaneous determination and toxicological assessment of penicillins in different water matrices

J. Barbosa, M. P. Hermo, D. Barrón, 2014, Ecotoxicology.