Publications

[symple_toggle title=”2021“]

  • Residual tau-fluvalinate in honey bee colonies is coupled with evidence for selection for Varroa destructor resistance to pyrethroids. Benito-Murcia, C. Bartolomé, X. Maside, J. Bernal, J. L. Bernal, M. J. Nozal, A. Meana, C. Botías, R. Martín-Hernández, M. Higes. Insects, 12, 731 (2021).
  • A case report of chronic stress in honey bee colonies induced by pathogens and acaricide residues. Alonso-Prados, A. V. González-Porto, J. L. Bernal, J. Bernal, R. Martín-Hernández, M. Higes. Pathogens, 10, 955 (2021).
  • Supercritical fluid chromatography coupled to mass spectrometry: A valuable tool in food analysis. L. Toribio, J. Bernal, M. T. Martín, A. M. Ares. Trends in Analytical Chemistry, 143, 116350 (2021).
  • An optimized extraction procedure for determining acaricide residues in foundation sheets of beeswax by using gas chromatography-mass spectrometry. M. J. Nozal, E. Imaz, J. L. Bernal, J. L. Nieto, M. Higes, J. Bernal. Agronomy, 11, 804, (2021).
  • Analysis of herbal bioactives. A. M. Ares, J. L. Bernal, M. J. Nozal, J. Bernal. In: Aromatics herbs in food. Bioactive compounds, processing and applications. Academic Press Inc., Elsevier Science Publishing Co Inc., CA, USA, 2021, pp 201-232.

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[symple_toggle title=”2020“]

  • Simultaneous determination of betaines and other quaternary ammonium related compounds in bee pollen by hydrophilic interaction liquid chromatography-mass spectrometry. A. M. Ares, L. Toribio, M. J. Nozal, M. T. Martín, J. Bernal. Microchemical Journal, 157, 105000 (2020).
  • Differentiation of bee pollen samples according to their intact glucosinolate content using canonical discriminant analysis. A. M. Ares, M. Redondo, J. Tapia, A. V. González-Porto, M. Higes, R. Martín-Hernández, J. Bernal. LWT – Food Science and Technology, 129, 109559 (2020).
  • Determination of carvacrol and thymol in honey by using a simple and efficient headspace-gas chromatography-mass spectrometry method. J. Bernal, M. J. Nozal, J. L. Bernal, A. M. Ares. Food Analytical Methods, 13, 2138-2146 (2020).
  • Determination of spinetoram J and L in bee pollen by liquid chromatography-mass spectrometry. P. Ruiz, A. M. Ares, M. J. Nozal, M. T. Martín, J. Bernal. Microchemical Journal, 154, 104546 (2020).
  • Development and validation of a new method for the simultaneous determination of spinetoram J and L in honey from different botanical origins employing solid-phase extraction with a polymeric sorbent and liquid chromatography coupled to quadrupole time-of-flight mass spectrometry. P. Ruiz, A. M. Ares, S. Valverde, M. T. Martín, J. Bernal. Food Research International, 130, 108904 (2020).
  • Simultaneous determination of carvacrol and thymol in bee pollen by using a simple and efficient solvent extraction method and gas chromatography-mass spectrometry. A. M. Ares, M. J. Nozal, J. L. Bernal, J. Bernal. Journal of Pharmaceutical and Biomedical Analysis, 181, 113124 (2020).

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[symple_toggle title=”2019“]

  • Trace analysis of flubendiamide in bee pollen using enhanced matrix removal-lipid sorbent clean-up and liquid chromatography-electrospray ionization mass spectrometry. J. Bernal, M. J. Nozal, J. L. Bernal, M. T. Martín, A. M. Ares. Microchemical Journal, 148, 541-547 (2019).
  • Improved separation of intact glucosinolates in bee pollen by using ultra-high-performance liquid chromatography coupled to quadrupole time-of-flight mass spectrometry. J. Bernal, D. González, S. Valverde, L. Toribio, A. M. Ares. Food Analytical Methods, 12, 1170-1178 (2019).
  • Determination of free amino acids in stingless bee (Meliponinae) honey. F. C. Biluca, J. Bernal, S. Valverde, A. M. Ares, L. V. Gonzaga, A. C. Oliveira, R. Fett. Food Analytical Methods, 12, 902-907 (2019).
  • Effect of rice, pea, egg white and whey proteins on crust quality of rice flour corn starch based gluten-free breads. J. Pico, M. P. Reguilón, J. Bernal, M. Gómez. Journal of Cereal Science, 86, 92-101 (2019).
  • Selection of the most suitable mixture of flours and starches for the improvement of gluten‑free breads through their volatile profiles. J. Pico, B. Antolín, L. Román, J. Bernal, M. Gómez. European Food Research and Technology, 245, 1755-1766 (2019).

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[symple_toggle title=”2018“]

  • Analytical feasibility of a solvent-assisted flavor evaporation method for aroma analyses in bread crumb. J. Pico, F. Obduber, M. Gómez, J. Bernal. Journal of Separation Science, 41, 3902-3909 (2018).
  • Effect of the Storage Conditions (Light and Temperature) on the Detection of Thiamethoxam and Clothianidin Content in Rapeseeds by LC-DAD. S. Valverde, A.M. Ares, J.L. Bernal, M.J. Nozal, J. Bernal. Food Analytical Methods, 11, 161-169 (2018).
  • Fast determination of neonicotinoid insecticides in beeswax by ultra-high performance liquid chromatography-tandem mass spectrometry using an enhanced matrix removal-lipid sorbent for clean-up. S. Valverde, A.M. Ares, J.L. Bernal, M.J. Nozal, J. Bernal. Microchemical Journal, 142, 70-77 (2018).
  • Development and validation of ultra high performance-liquid chromatography–tandem mass spectrometry based methods for the determination of neonicotinoid insecticides in honey. S. Valverde, M. Ibáñez, J.L. Bernal, M.J. Nozal, F. Hernández, J. Bernal. Food Chemistry, 266, 215-222 (2018).
  • Polymeric stationary phases based on poly(butylene terephthalate)and poly(4-vinylpirydine) in the analysis of polyphenols using supercritical fluid chromatography. Application to bee pollen. L. Toribio, S. Arranz, A.M. Ares, J. Bernal. Journal of Chromatography A, 1572, 128-136 (2018).
  • Extraction and determination of bioactive compounds from bee pollen. M. Ares, S. Valverde, J.L. Bernal, M.J. Nozal, J. Bernal. Journal of Pharmaceutical and Biomedical Analysis, 147, 110-124 (2018).
  • Development and validation of UHPLC–MS/MS methods for determination of neonicotinoid insecticides in royal jelly-based products. S. Valverde, A.M. Ares, M. Arribas, J.L. Bernal, M.J. Nozal, J. Bernal. Journal of Food Composition and Analysis, 70, 105-113 (2018).
  • Comparison of different extraction methodologies for the analysis of volatile compounds in gluten-free flours and corn starch by GC/QTOF J. Pico, J. Tapia, J. Bernal, M. Gómez. Food Chemistry, 267, 303-312 (2018).
  • Analysis of volatile compounds in gluten-free bread crusts with an optimized and validated SPME-GC/QTOF methodology. J. Pico, B. Antolín, L. Román, M. Gómez, J. Bernal. Food Research International, 106, 686-695 (2018).
  • Analysis of volatile organic compounds in crumb and crust of different baked and toasted gluten‐free breads by direct PTRToF‐MS and fast‐GC‐PTR‐ToF‐MS. J. Pico, I. Khomenko, V. Capozzi, L. Navarini, J. Bernal, M. Gómez, F. Biasioli. Journal of Mass Spectrometry, 53, 893-902 (2018).

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[symple_toggle title=”2017“]

  • Determination of flubendiamide in honey at trace levels by using solid phase extraction and liquid chromatography coupled to quadrupole time-of-flight mass spectrometry. A.M. Ares, S. Valverde, J.L. Bernal, L. Toribio, M.J. Nozal, J. Bernal. Food Chemistry, 232, 169-176 (2017).
  • Simultaneous determination of thiamethoxam, clothianidin, and metazachlor residues in soil by ultrahigh performance liquid chromatography coupled to quadrupole time-of-flight mass S. Valverde, A.M. Ares, J.L. Bernal, M.J. Nozal, J. Bernal. Journal of Separation Science, 40, 1083-1090 (2017).
  • Evolution of volatile compounds in gluten-free bread: From dough to crumb. Pico, M.M. Martínez, J. Bernal, M. Gómez. Food Chemistry, 227, 179-186 (2017).
  • Impact of frozen storage time on the volatile profile of wheat bread crumb.  J. Pico, M.M. Martínez, J. Bernal, M. Gómez. Food Chemistry, 232, 185-190 (2017).
  • Inhibition of fermentation evolution in bread doughs for aroma analyses. J. Pico, J. Bernal, M.J. Nozal, M. Gómez. Flavour and Fragrance Journal, 32, 461-469 (2017).
  • Influence of different flours and starches on gluten-free bread aroma. J. Pico, J.L. Bernal, M. Gómez. Journal of Food Science and Technology, 54, 1433-1441 (2017).
  • Applications to Food Analysis. J. Bernal, A.M. Ares, L. Toribio. in: Supercritical Fluid Chromatography. Elsevier, MA, USA, 2017, pp 495-514.
  • Risk factors associated with honey bee colony loss in apiaries in Galicia, NW Spain. A. Meana, M. Llorens-Picher, A. Euba, J.L. Bernal, J. Bernal, M. García-Chao, T. Dagnac, J.A. Castro-Hermida, A.V. González-Porto, M. Higes, R. Martín-Hernández. Spanish Journal of Agricultural Research, 15, e0501 (2017).

[/symple_toggle] [symple_toggle title=”2016“]

  • Trace analysis of sulforaphane in bee pollen and royal jelly by liquid chromatography–tandem mass spectrometry. A.M. Ares, I. Ayuso, J.L. Bernal, M.J. Nozal, J. Bernal. Journal of Chromatography B, 1012, 130-136 (2016).
  • Analysis of intact glucosinolates in beeswax by liquid chromatography tandem mass spectrometry. A.M. Ares, M.J. Nozal, J.L. Bernal, J. Bernal. Food Analytical Methods, 9, 795-804 (2016).
  • Fast determination of neonicotinoid insecticides in bee pollen using QuEChERS and ultra-high performance liquid chromatography coupled to quadrupole time-of-flight mass spectrometry. S. Valverde, J.L. Bernal, M.T. Martín, M.J. Nozal, J. Bernal. Electrophoresis, 37, 2470-2477 (2016).
  • An alternative method based on enzymatic fat hydrolysis to quantify volatile compounds in wheat bread crumb. J. Pico, M.J. Nozal, M. Gómez, J.L. Bernal. Food Chemistry, 206, 110-118 (2016).
  • Analytical methods for volatile compounds in wheat bread. J. Pico, M. Gómez, J, Bernal, J.L. Bernal. Journal of ChromatographyA, 1428, 55-71 (2016).
  • Simultaneous determination of neonicotinoid insecticides in sunflower-treated seeds (hull and kernel) by LC-MS/MS. L. Sánchez-Hernández, M. Higes, M.T. Martín, M.J. Nozal, J.L. Bernal. Food Additives and Contaminants A, Part A-Chemistry Analysis Control Exposure & Risk Assessment, 33, 442-451 (2016).
  • Residues of neonicotinoids and their metabolites in honey and pollen from sunflower and maize dressing crops. L. Sánchez-Hernández, D. Hernández-Domínguez, M.T. Martín, M.J. Nozal, J.L. Bernal. Journal of Chromatography A, 1428, 220-227 (2016).
  • Chiral analysis of aromatic amino acids in food supplements using subcritical fluid chromatography and Chirobiotic T2 column. L. Sánchez-Hernández, M.J. Nozal, J.L. Bernal, L. Toribio. The Journal of Supercritical Fluids, 107, 519-525 (2016).
  • Optimisation of the supercritical fluid extraction of antioxidants from broccoli leaves. Arnáiz, J. Bernal, M.T. Martín, J.C. Diego, J.L. Bernal, L. Toribio. Food Analytical Methods, 9, 2174-2181 (2016).
  • Development and validation of a specific method to quantify intact glucosinolates in honey by LC–MS/MS.  A.M. Ares, S. Valverde, M.J. Nozal, J.L. Bernal, J. Bernal. Journal of Food Composition and Analysis, 46, 114-122 (2016).

[/symple_toggle] [symple_toggle title=”2015“]

  • Development and validation of a liquid chromatography-tandem mass spectrometry method to determine intact glucosinolates in bee pollen. A.M. Ares, M.J. Nozal, J. Bernal. Journal of Chromatography B, 1000, 49-56 (2015).
  • Passive laboratory surveillance in Spain: pathogens as risk factors for honey bee colony collapse. A. Cepero, R. Martín-Hernández, C. Bartolomé, T. Gómez-Moracho, L. Barrios, J. Bernal, M.T. Martín, A. Meana, M. Higes. Journal of Apicultural Research, 54, 525-531 (2015).
  • Fast determination of intact glucosinolates in broccoli leaf by pressurized liquid extraction and ultra high performance liquid chromatography coupled to quadrupole time-of-flight mass spectrometry. A.M. Ares, J. Bernal, M.J. Nozal, C. Turner, M. Plaza. Food Research International, 76, 498-505 (2015).
  • Development and validation of a liquid chromatography with mass spectrometry method to determine resveratrol and piceid isomers in beeswax. A.M. Ares, Y. Gómez, M.J. Nozal, J.L. Bernal, M. Higes, J. Bernal. Journal of Separation Science, 38, 197-204 (2015).
  • Quantification of sugars in wheat flours with an HPAEC-PAD method.   J. Pico, M.M. Martínez, M.T. Martín, M. Gómez. Food Chemistry, 173, 674-681 (2015).
  • Wheat bread aroma compounds in crumb and crust: A review. J. Pico, J. Bernal, M. Gómez. Food Research International, 75, 200-215 (2015).
  • Determination of resveratrol and piceid isomers in bee pollen by liquid chromatography coupled to electrospray ionization-mass spectrometry. A.M. Ares, M.E. Soto,  M.J. Nozal, J.L. Bernal, M. Higes, J. Bernal. Food Analytical Methods, 8, 1565-1575 (2015).
  • Development and validation of a LC–MS/MS method to determine sulforaphane in honey. A.M. Ares, S. Valverde, J.L. Bernal, M.J. Nozal, J. Bernal. Food Chemistry, 181, 263-269 (2015).

[/symple_toggle] [symple_toggle title=”2014“]

  • Capillary electrophoresis-mass spectrometry as as new approach to analyze neonicotinoid insecticides. L. Sánchez-Hernández, D. Hernández-Domínguez, J. Bernal, C. Neusüß, M.T. Martín, J.L. Bernal. Journal of Chromatography A, 1359, 317-324 (2014).
  • Determination of spinosad at trace levels in bee pollen and beeswax with solid–liquid extraction and LC–ESI-MS. K.P. Yáñez, M.T. Martín, J.L. Bernal, m.j. Nozal, J. Bernal. Journal of Separation Science, 37, 204-210 (2014).
  • Optimized formation, extraction, and determination of sulforaphane in broccoli by liquid chromatography with diode array detection. A.M. Ares, J. Bernal, M.T. Martín, J.L. Bernal, M.J. Nozal. Food Analytical Methods, 7, 730-740 (2014).
  • Comprehensive two-dimensional gas chromatography coupled with static headspace sampling to analyze volatile compounds: Application to almonds. P. Manzano, J.C. Diego, J.L. Bernal, M.J. Nozal, J. Bernal. Journal of Separation Science, 37, 675-683 (2014).
  • Optimized extraction, separation and quantification of twelve intact
    glucosinolates in broccoli leaves. A.M. Ares, M.J. Nozal, J.L. Bernal, J. Bernal. Food Chemistry, 152, 66-74 (2014).
  • Trace analysis of seven neonicotinoid insecticides in bee pollen by solid-liquid extraction and liquid chromatography coupled to electrospray ionization-mass spectrometry. K.P. Yáñez, J.L. Bernal, M.J. Nozal, M.T. Martín, J. Bernal. Food Analytical Methods, 7, 490-499 (2014).
  • Effect of temperature and light exposure on the detection of total intact glucosinolate content by LC-ESI-MS in broccoli leaves. A.M. Ares, M.J. Nozal, J.L. Bernal, J. Bernal. Food Analytical Methods, 7, 490-499 (2014).
  • Effects of organic modifier and temperature on the enantiomeric separation of several azole drugs using supercritical fluid chromatography and the Chiralpak AD column.  L. Toribio, J. L. Bernal, M. T. Martín, J. Bernal, M. J. Nozal. Biomedical Chromatography, 28, 152-158 (2014).

[/symple_toggle] [symple_toggle title=”2013“]

  • Fast determination of imidacloprid in beeswax by liquid chromatography coupled to electrospray-mass spectrometry. P. Yáñez, J.L. Bernal, M.J. Nozal, M.T. Martin, J. Bernal. Current Analytical Chemistry, 9, 495-503 (2013).
  • Determination of seven neonicotinoid insecticides in beeswax by liquid chromatography coupled to electrospray-mass spectrometry using a fused-core column. P. Yáñez, J. L. Bernal, M. J. Nozal, M. T. Martin, J. Bernal. Journal of Chromatography A, 1285, 110-117 (2013).
  • Analysis of anticoagulant rodenticide residues in Microtus arvalistissues by liquid chromatography with diode array, fluorescence and mass spectrometry detection.M. Hernández, J. Bernal, J.L. Bernal, M.T. Martín, C. Caminero, M.J. Nozal. Journal of Chromatography B, 925, 76-85 (2013).
  • Simultaneous determination of nine anticoagulant rodenticides in soil and water by LC–ESI-MS. A.M. Hernández, J.Bernal, J.L. Bernal, M.T. Martín, C. Caminero, M.J. Nozal. Journal of Separation Science, 36, 2593-2601 (2013).
  • Extraction, chemical characterization and biological activity determination of broccoli health promoting compounds. M. Ares, M.J. Nozal, J. Bernal. Journal of Chromatography A, 1313, 78-95 (2013).
  • Supercritical fluid chromatography in food analysis. L. Bernal, M.T. Martín, L. Toribio. Journal of Chromatography A, 1313, 24-36 (2013).

[/symple_toggle] [symple_toggle title=”2012“]

  • Liquid chromatographic determination of resveratrol and piceid isomers in honey. M.E. Soto, J. Bernal, M.T. Martín, M. Higes, J.L. Bernal, M.J. Nozal. Food Analytical Methods, 5, 162-171 (2012).
  • Hydrophilic interaction chromatography in drug analysis. A.M. Ares, J. Bernal. Central European Journal of Chemistry, 10, 534-553 (2012).
  • Improved Separation of Fame Isomers Using Comprehensive Two-Dimensional Gas Chromatography. Application to Broccoli Samples. P. Manzano, E. Arnáiz, J.C. Diego, L. Toribio, M.J. Nozal, J.L. Bernal, J. Bernal.Food Analytical Methods, 5, 920-927 (2012).
  • Development and application of a liquid chromatography−mass spectrometry method to evaluate the glyphosate and aminomethylphosphonic acid dissipation in maize plants after foliar treatment. J. Bernal, M. T. Martín, M. E. Soto, M.J. Nozal, I. Marotti, G. Dinelli, J.L. Bernal. Journal of Agricultural and Food Chemistry, 60, 4017-4025 (2012).
  • Supercritical fluid extraction of free amino acids from broccoli leaves. E. Arnáiz, J. Bernal,  M.T. Martín, M.J. Nozal, J.L. Bernal, L. Toribio. Journal of Chromatography A, 1250, 49-53 (2012).
  • Liquid chromatography coupled to ion trap-tandem mass spectrometry to evaluate juvenile hormone III levels in bee hemolymph from Nosema spp. infected colonies.M. Ares, M.J. Nozal, J.L. Bernal, R. Martín-Hernández, M. Higes, J. Bernal . Journal of Chromatography B, 899, 146-153 (2012).
  • Gas Chromatography-mass spectrometry approach to study fatty acid profiles in fried potato crisps. P. Manzano, J.C. Diego, M.J. Nozal, J. L. Bernal, J. Bernal. Journal of Food Composition and Analysis, 28, 31-39 (2012).
  • High Performance Liquid Chromatography Determination of Antibiotics in Honey. J. Bernal. in: Honey: Production, Consumption and Health Benefits. Nova Science Publishers, Inc, NY, USA, 2012, pp 51-80.

[/symple_toggle] [symple_toggle title=”2011“]

  • Sequential supercritical fluid extraction of lipids. Application to the obtention of the fatty acid profile of some genetically modified varieties of corn. L. Toribio, J.L. Bernal, Mª.J. Nozal, E. Arnaiz, J.Bernal. Food Analytical Methods, 4,196-202 (2011).
  • Supercritical fluid extraction of lipids from broccoli leaves. E. Arnaiz, J. Bernal, Mª.T. Martín, C. García –Viguera, J.L. Bernal, L. Toribio. European Journal of Lipid Science and Technology, 113, 479-486 (2011).
  • The stability and effectiveness of fumagillin in controlling Nosema ceranae(Microsporidia) infection in honey bees (Apis Mellifera) in laboratory and field conditions. M. Higes, R. Martín, A. Martínez, E. Garrido, A. González-Porto, A. Meana, J.L. Bernal, M.J. Nozal, J. Bernal. Apidologie, 42, 364-377 (2011).
  • Study of the enantiomeric separation of an acetamide intermediate by using supercritical fluid chromatography and several polysaccharide based chiral stationary phases. L. Toribio,  M.J. Nozal, J.L. Bernal, J. Bernal,  Mª.T. Martín. Journal of Chromatography A, 1218, 4886-4891 (2011).
  • Advanced analysis of nutraceuticals. J. Bernal. J.A. Mendiola, E. Ibáñez, A. Cifuentes. Journal of Pharmaceutical and Biomedical Analysis, 55, 758-774 (2011).
  • Fast Screening Method to Determine Hop’s Phytoestrogens in Beer.  J. Bernal, C. García Martínez-Mauriño, G. Reglero, F. R. Marin, E. Ibáñez, Food Analytical Methods, 4, 416-423 (2011).
  • Comprehensive two dimensional gas chromatography with capillary flow modulation to separate fame isomers. P. Manzano, E. Arnaiz, J. C. Diego,  L. Toribio, C. García-Viguera,  J.L. Bernal, J. Bernal. Journal of Chromatography A, 1218, 4592-4599 (2011).
  • An exposure study to assess the potential impact of fipronil in treated sunflower seeds on honey bee colony losses in Spain. J. Bernal, R. Martín-Hernández, J. C. Diego, M. J. Nozal, A. V. González-Porto, J. L. Bernal, M. Higes. Pest Management Science, 67, 1320-1331 (2011).
  • Determination of tylosin A, B, C and D in bee larvae by liquid chromatography coupled to ion trap-tandem mass spectrometry”. J. Bernal, M.T.  Martín, L. Toribio, R. Martín-Hernández, M. Higes, J.L. Bernal, M.J. Nozal. Journal of Chromatography B, 879, 1596-1604 (2011).
  • Simultaneous determination of tryptophan, kynurenine, kynurenic and xanthurenic acids in honey by liquid chromatography with diode array, fluorescence and tandem mass spectrometry detection E. Soto, A. M. Ares, J. Bernal, M.J. Nozal, J. L. Bernal. Journal of Chrom
  • atography A, 1218, 7592-7600 (2011).
  • Hydrophilic interaction liquid chromatography in food analysis. J. Bernal, A. M. Ares, J. Pól, S. K. Wiedmer. Journal of Chromatography A, 1218, 7438-7452 (2011).
  • Uno studio per verificare il potenziale impatto del trattamento dei semi di girasole con fipronil sulla perdita di colonie de api in Spagna. J. Bernal, R. Martín-Hernández,  J.C. Diego, M.J. Nozal,  A.V. González-Porto, J.L. Bernal, M. Higes. L´apicoltore italiano, 33, 9 -15 (2011).

[/symple_toggle] [symple_toggle title=”2010“]

  • The detection of Israeli Acute Paralysis virus (IAPV), fipronil and imidacloprid in professional apiaries are not related with massive honey bee colony loss in Spain. E. Garrido, R. Martín, J. Bernal, J.L .Bernal, A. Martínez, L. Barrios, A. Meana,  M. Higes. Spanish Journal of Agricultural Research, 8, 658-661 (2010).
  • A preliminary study of the epidemiological factors related to honey bee colony loss in Spain. M. Higes, R. Martín, A. Martínez, E. Garrido, A. González-Porto, A. Meana, J.L. Bernal, M.J. Nozal, J. Bernal. Environmental Microbiology Reports, 2, 243-250 (2010).
  • Connections between structure and performance of four cationic copolymers used as physically adsorbed coatings in capillary electrophoresis. M. Herrero, J. Bernal, D. Velasco, C. Elvira, A. Cifuentes. Journal of Chromatography A, 1217, 7586-7592 (2010).
  • Development and validation of a liquid chromatography-fluorescence-mass spectrometry to measure glyphosate and aminomethyphosphonic acid in rat plasma. J. Bernal, J.L. Bernal, M.T. Martin, M.J. Nozal, A. Anadón, M.R. Martínez-Larrañaga, M.A. Martínez. Journal of Chromatography B, 878, 3290-3296 (2010).
  • An overview of pesticide residues in stored pollen and their potential effect on bee colony (Apis mellifera) losses in Spain. J. Bernal, E. Garrido, Mª.J. Nozal, A.V. González, R-Martín-Hernández, J.J. Jiménez, J.L. Bernal, M. Higes. Journal of Economic Entomology, 103, 1964-1971 (2010).
  • Liquid chromatography with fluorescence detection to determine glyphosate levels in rat plasma after oral administration. J. Bernal, J.L. Bernal, Mª.T. Martín, Mª.J. Nozal, A. Anadón, M.R. Martínez-Larrañaga, M.A. Martínez. Journal of Chromatography B,  878, 3290-3296 (2010).

[/symple_toggle] [symple_toggle title=”2009“]

  • Honey bee colony collapse due to Nosema ceranaein professional apiaries.  M. Higes, R. Martín, C. Botias, E. Garrido, A. González-Porto, P. García-Palencia, A. Meana, M.J. Nozal,  R. Mayo, J.L. Bernal. Environmental Microbiology Reports, 1, 110-113 (2009).
  • Toxicokinetics of glyphosate and its metabolite aminomethyl phosphonic acid in rats. A. Anadón, M.R. Martínez-Larrañaga, M.A. Martínez, V.J. Castellano,  M. Martínez, M.T. Martin, M.J. Nozal, J.L. Bernal,Toxicology Letters, 190, 91-95 (2009).
  • Multidimensional chromatography in food analysis. M. Herrero ,J. Bernal, E. Ibáñez,  A. Cifuentes. Journal of Chromatography A, 1216 ,7110-7229 (2009).
  • A new and simple method  to determine trace levels of sulfonamides in honey by high performance liquid chromatography with fluorescence detection. J. Bernal, M.J. Nozal, J.J. Jiménez, M.T. Martin, E.  Sanz. Journal of Chromatography A, 1216 ,7275- 7280  (2009).
  • Profile and relative concentrations of fatty acids in corn and soybean seeds from transgenic and isogenic crops. J.J. Jiménez, J.L. Bernal, M.J. Nozal, L. Toribio, J. Bernal. Journal of Chromatography A, 1216, 7288-7295 (2009).
  • Study of a poly (N,N-dimethylacrylamide-co-4-(ethyl)-morpholine methacrylamide) copolymer as coating for capillary electrophoresis. J. Bernal, L. Sánchez-Hernández, C. Elvira, D. Velasco, E. Ibáñez, A. Cifuentes. Journal of Separation Science, 32, 605-612 (2009).
  • Identification of adulterations added to beeswax. Estimation of detectable minimum percentages. J.J. Jiménez , J.L. Bernal, M.J. Nozal, L. Toribio, M.T. Martín. European Journal of Lipid Science and Technology, 111, 902-911 (2009).

[/symple_toggle] [symple_toggle title=”2008“]

  • Sample preparation methods to analyze fipronil in honey by gas chromatography with electron-capture and mass spectrometric detection.J. J.  Jiménez, J.L. Bernal, Mª.J. Nozal, Mª.T. Martín, R. Mayo. Journal of Chromatography A, 1187, 40-45 (2008).
  • Solubility of triamcinolone acetonide and other anti-inflammatory drugs in silicone oil: Implications for therapeutic efficacy.C. Pastor, M.J. del Nozal, E. Zamarrón, M.T. García. Retina, 28, 1247-1250 (2008).
  • A fast and easy coating for capillary electrophoresis based on a physically adsorbed cationic copolymer. J. Bernal, I. Rodríguez-Meizoso, C. Elvira, E. Ibáñez, A. Cifuentes. Journal of Chromatography A, 1204,104-109 (2008).
  • Trace analysis of fumagillin in honey by liquid chromatography-diode array–electrospray ionization mass spectrometry.Mª.J. Nozal, J.L. Bernal, Mª.T. Martín, J. Bernal, A. Álvaro, R. Martín, M. Higes. Journal of Chromatography A, 1190, 224-231 (2008).
  • Use of supercritical fluid extraction and gas chromatography–mass spectrometry to obtain amino acid profiles from several genetically modified varieties of maize and soybean. J.L. Bernal., M.J. Nozal, L. Toribio, C. Diego, R. Mayo, R. Maestre. Journal of Chromatography A, 1192, 266-272 (2008).
  • Semipreparative chiral supercritical fluid chromatography in the fractionation of lansoprazole  and  two related antiulcer drugs enantiomers. L. Toribio, Mª J. del Nozal, J.L. Bernal, C. Alonso, J.J. Jimenez. Journal of Separation Science, 31, 1307-1313 (2008).
  • How natural infection by Nosema ceranae causes honeybee colony collapse. M. Higes, R. Martín, C. Botias, E. Garrido, A. González-Porto, M.J. Nozal, J.L. Bernal, J.J. Jiménez, L. Barrios, P. García, A. Meana. Environmental Microbiology, 10, 2659-2669 (2008).
  • How natural infection by Nosema ceranae causes honeybee colony collapse.  M. Higes, R. Martín, C. Botias, E. Garrido, A. González-Porto, M.J. del Nozal, J.L. Bernal, J.J. Jiménez, L. Barrios, P. García, A. Meana. Nature Reviews Microbiology, 6, 650-651 (2008).

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  • Persistence and degradation of metalaxyl, lindane, fenvalerate and deltamethrin during the wine-making process. J.J. Jiménez, J.L. Bernal, Mª.J. Nozal, J. Bernal, L. Toribio. Food  Chemistry, 104, 216-223 (2007)
  • Short term negative effect of oxalic acid in Apis mellifera iberiensis. R. Martín-Hernández, M. Higes, J.L. Pérez, Mª J. Nozal, L. Gómez, A. Meana. Spanish Journal of Agricultural Research, 5, 474-480 (2007)
  • Enantiomeric separation of several antimycotic azole drugs using supercritical fluid chromatography. L. Toribio, MªJ. Nozal, J.L. Bernal, C. Alonso, J.J. Jiménez. Journal of Chromatography A,1144,255-261(2007)
  • Comparative study of simple preparation procedures to determine fipronil in pollen by gas chromatography with mass spectrometric and electron-capture detection. J.J. Jiménez, J.L.Bernal, Mª.J.Nozal, Mª.T.Martín, R. Mayo, Journal of Chromatography A,1146,8-16 (2007)
  • Detection of beeswax adulterations using concentration guide-values.J. J.Jiménez, J.L. Bernal, Mª.J. Nozal, L. Toribio, J. Bernal. European Journal of Lipid Science and Technology,109,682-690 (2007)
  • Use of SPE-GC/EIMS for residue analysis in wine elaborated from musts spiked with formulations of chlorpyriphos-methyl, methiocarb, dicofol and cyproconazol. J.J. Jiménez, J.L. Bernal, M.J. Nozal, L. Toribio, J.Bernal. Journal of Separation Science,30, 547-556 (2007)

[/symple_toggle] [symple_toggle title=”2006“]

  • Sample preparation methods for beeswax characterization by gas chromatography with flame ionization detection. J.J. Jiménez, J.L. Bernal, Mª.J. Nozal, J. Bernal, Mª.T. Martín. Journal of Chromatography A,1129, 262-272(2006)
  • LC-ESI-MSD fast determination of residual mitomycin C in hen aqueous humour after corneal refractive surgery. Mº.J. Nozal, J.L. Bernal, Mª.T. Martín, J.  Bernal, R.M. Torres, J.  Merayo. Journal of Pharmaceutical and Biomedical Analysis, 40,100-104(2006)
  • Trace analysis of antibacterial tylosin A,B,C and D in honey by liquid chromatography –electrospray ionization mass spectrometry.Mª.J. Nozal, J.L. Bernal, Mª.T. Martín, J.J. Jiménez, J.Bernal, M. Higes, Journal of Separation Science,29, 405-413 (2006)
  • Presence of mitomycin C in the anterior chamber after photorefractive keratectomy. R.M. Torres, J. Merayo, M. Sheraz, J.T. Blanco, M.  Espinosa, Mª.J. Nozal, J.L. Bernal, J. Bernal, Journal of Cataract and Refractive Surgery, 32, 67-71 (2006)
  • Trace analysis of tiamulin in honey by liquid chromatography- diode array-electrospray ionization mass spectrometry detection.Mª.J. Nozal,  J.L. Bernal , Mª.T. Martín, J.J. Jiménez, J. Bernal. M. Higes, Journal of Chromatography A, 1116,102-108 (2006)
  • Enantiomeric resolution of bifonazole using supercritical fluid chromatography. L. Toribio, Mª.J.Nozal, J.L. Bernal, C. Alonso, J.J. Jiménez, Journal of Separation Science, 29,1373-1378 (2006)
  • Enantiomeric separation of chiral sulfoxides using SFC. L. Toribio, C. Alonso, Mª.J. Nozal, J.L. Bernal, J.J. Jiménez. Journal of Separation Science, 29,1362-1372 (2006)
  • Study of the enantiomeric separation of oxfendazole and cetirizine using subcritical fluid chromatography on amylose-based column. L. Toribio, Mª.J. Nozal, J.L. Bernal, C. Cristofol, C. Alonso. Journal of Chromatography A,1121, 268-273 (2006)

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  • Physico-chemical parameters for the characterization of pure beeswax and detection of adulterations. J.L. Bernal, J.J. Jiménez, Mª.J.Nozal, L. Toribio, Mª.T. Martín. European Journal of Lipid Science, 107,158-166 (2005)
  • A comparative study of several HPLC methods for determining free amino acids in honey. J.L. Bernal, Mª.J. Nozal, L. Toribio, J.C. Diego, A. Ruiz. Journal of Separation Science, 28,1039-1047(2005)
  • The use of carbohydrate profiles and chemometrics in the characterization of natural honeys of identical geographical origin.Mª.J. Nozal, J.L. Bernal, L. Toribio,Mª .Álamo, J.C. Diego, J. Tapia. Journal of Agricultural and Food Chemistry, 53, 3095-3100 (2005)
  • Classifying honeys from Soria Province of Spain via multivariate analysis.Mª.J.Nozal, J.L. Bernal, J.C. Diego, Mª.T. Martín. Analytical and Bioanalytical Chemistry,382,311-319 (2005)
  • Determination of azolic fungicides in wine by solid-phase extraction and high-performance liquid chromatography- atmospheric pressure chemical ionization – mass spectrometry.Mª.J. Nozal, J.L. Bernal, J.J. Jiménez, Mª.T. Martín, J. Bernal. Journal of Chromatography A,1076, 90-96 (2005)
  • Comparative study of the enantioselective separation of several antiulcer drugs using HPLC and SFC. L. Toribio, M.J. del Nozal, J.L. Bernal, C. Alonso, J.J. Jiménez. Journal of Chromatography A,1091,118-123 (2005).

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