Search Results - "Quintás, G."

Bladder cancer recurrence surveillance by urine metabolomics analysis by Loras, A., Trassierra, M., Sanjuan-Herráez, D., Martínez-Bisbal, M. C., Castell, J. V., Quintás, G., Ruiz-Cerdá, J. L.

“…Non Muscle Invasive Bladder Cancer (NMIBC) is among the most frequent malignant cancers worldwide. NMIBC is treated by transurethral resection of the bladder…”
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Detection of batch effects in liquid chromatography-mass spectrometry metabolomic data using guided principal component analysis by Kuligowski, J., Pérez-Guaita, D., Lliso, I., Escobar, J., León, Z., Gombau, L., Solberg, R., Saugstad, O.D., Vento, M., Quintás, G.

“…Metabolomics based on liquid chromatography-mass spectrometry (LC-MS) is a powerful tool for studying dynamic responses of biological systems to different…”
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Determination of lecithin and soybean oil in dietary supplements using partial least squares–Fourier transform infrared spectroscopy by Kuligowski, J., Quintás, G., Garrigues, S., de la Guardia, M.

“…Lecithin and soybean oil in dietary supplements were determined by Fourier transform infrared spectrometry transmission measurements in dichloromethane in…”
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Application of point-to-point matching algorithms for background correction in on-line liquid chromatography–Fourier transform infrared spectrometry (LC–FTIR) by Kuligowski, J., Quintás, G., Garrigues, S., de la Guardia, M.

“…A new background correction method for the on-line coupling of gradient liquid chromatography and Fourier transform infrared spectrometry has been developed…”
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On-line gel permeation chromatography–attenuated total reflectance–Fourier transform infrared determination of lecithin and soybean oil in dietary supplements by Kuligowski, J., Quintás, G., Esteve-Turrillas, F.A., Garrigues, S., de la Guardia, M.

“…Gel permeation chromatography (GPC) with attenuated total reflectance-Fourier transform infrared (ATR-FTIR) spectrometry detection has been proposed for the…”
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Determination of critical eluent composition for polyethylenglycols using on-line liquid chromatography—Fourier transform infrared spectrometry by Kuligowski, J., Quintás, G., Garrigues, S., de la Guardia, M.

“…In this work, it has been extended to methanol:water mobile phases, the use of a background correction method for on-line LC–FTIR measurements named Univariate…”
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Determination of glycolic acid in cosmetics by online liquid chromatography-Fourier transform infrared spectrometry by Kuligowski, J, Breivogel, A, Quintás, G, Garrigues, S, de la Guardia, M

“…An isocratic online liquid chromatography Fourier transform infrared procedure has been developed for the determination of glycolic acid in cosmetics. The…”
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Science based calibration for the extraction of ‘analyte-specific’ HPLC-DAD chromatograms in environmental analysis by Kuligowski, J., Galera, M. Martínez, García, M.D. Gil, Culzoni, M.J., Goicoechea, H.C., Garrigues, S., Quintás, G., de la Guardia, M.

“…Multivariate science based calibration (SBC) has been applied to the resolution of overlapped peaks in liquid chromatography with diode array detection…”
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Determination of enzyme activity inhibition by FTIR spectroscopy on the example of fructose bisphosphatase by López-Sánchez, M, Ayora-Cañada, M. J, Molina-Díaz, A, Siam, M, Huber, W, Quintás, G, Armenta, S, Lendl, B

“…A mid-infrared enzymatic assay for label-free monitoring of the enzymatic reaction of fructose-1,6-bisphosphatase with fructose 1,6-bisphosphate has been…”
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Mid-infrared and Raman spectrometry for quality control of pesticide formulations by Armenta, S., Quintás, G., Garrigues, S., de la Guardia, M.

“…This article deals with recent developments in the use of vibrational spectrometry for the quantitative analysis of active components in commercial pesticide…”
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Dichloro-dihydro-fluorescein diacetate (DCFH-DA) assay: A quantitative method for oxidative stress assessment of nanoparticle-treated cells by Aranda, A., Sequedo, L., Tolosa, L., Quintas, G., Burello, E., Castell, J.V., Gombau, L.

“…► Nanomaterials interfere with most in vitro fluorimetric screening tests. ► We explore the usefulness of DCFH-DA test to asses NP-induced oxidative stress. ►…”
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Determination of acrylamide in foods by pressurized fluid extraction and liquid chromatography-tandem mass spectrometry used for a survey of Spanish cereal-based foods by Yusà, V, Quintás, G, Pardo, O, Martí, P, Pastor, A

“…An automated and rapid method for the determination of acrylamide in different food products is presented. The method involves pressurized fluid extraction…”
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On-line capillary electrophoresis FTIR detection for the separation and characterization of proteins by Kulka, S., Quintás, G., Lendl, B.

“…Capillary electrophoresis (CE) with on-line FTIR spectroscopic detection was used to separate a mixture of three model proteins and to provide information on…”
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High performance liquid chromatography with on-line dual quantum cascade laser detection for the determination of carbohydrates, alcohols and organic acids in wine and grape juice by Kuligowski, J., Quintás, G., Lendl, B.

“…In the present study the simultaneous use of two quantum cascade lasers (QC-lasers) was investigated for the on-line detection in high performance liquid…”
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Recent advances in on-line liquid chromatography - infrared spectrometry (LC-IR) by Kuligowski, J., Quintás, G., Garrigues, S., Lendl, B., de la Guardia, M.

“…We review advances in isocratic and gradient liquid chromatography hyphenated on-line with infrared spectrometry (LC-IR). We place special emphasis on…”
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On-line gradient liquid chromatography–Fourier transform infrared spectrometry determination of sugars in beverages using chemometric background correction by Kuligowski, J., Quintás, G., Garrigues, S., de la Guardia, M.

“…An on-line gradient reversed phase liquid chromatography–Fourier transform infrared spectrometry (LC–FTIR) method was developed for the determination of…”
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The value of selected in vitro and in silico methods to predict acute oral toxicity in a regulatory context: Results from the European Project ACuteTox by Prieto, P., Kinsner-Ovaskainen, A., Stanzel, S., Albella, B., Artursson, P., Campillo, N., Cecchelli, R., Cerrato, L., Díaz, L., Di Consiglio, E., Guerra, A., Gombau, L., Herrera, G., Honegger, P., Landry, C., O’Connor, J.E., Páez, J.A., Quintas, G., Svensson, R., Turco, L., Zurich, M.G., Zurbano, M.J., Kopp-Schneider, A.

“…► Compounds with LD50>2000mg/kg are classified correctly with moderate to good accuracy. ► Target-organ specific in vitro assays may reduce number of…”
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Determination of PAHs in airborne particles by accelerated solvent extraction and large-volume injection–gas chromatography–mass spectrometry by Yusà, V., Quintas, G., Pardo, O., Pastor, A., Guardia, M. de la

“…A sensitive and automated method is presented for the determination of polycyclic aromatic hydrocarbons (PAHs) in airborne particulate matter. The procedure…”
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A validated and fast procedure for FTIR determination of Cypermethrin and Chlorpyrifos by Armenta, Sergio, Quintás, Guillermo, Garrigues, Salvador, de la Guardia, Miguel

“…A FTIR methodology has been developed for the simultaneous determination of Cypermethrin and Chlorpyrifos in pesticide commercially available formulations. The…”
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PO-0414 Plasma Metabolome In A Newborn Piglet Model For Asphyxia And Resuscitation by Kuligowski, J, Solberg, R, Escobar, J, Quintás, G, Lliso, I, Saugstad, OD, Vento, M

“…Background and aimsPost-asphyxia resuscitation with air improves survival. We aimed to find reliable biomarkers of brain injury secondary to hypoxia/ischemia…”
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