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Héctor Goicoechea

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Agustina V Schenone; Nilda R Marsili; María J Culzoni; Héctor C Goicoechea
Determination of tartrazine in beverage samples by stopped-flow analysis and three-way multivariate calibration of non-linear kinetic-spectrophotometric data.
Agustina V Schenone; María Martínez Galera; María J Culzoni; Héctor C Goicoechea
Second-order advantage achieved by modeling excitation-emission fluorescence matrices affected by inner filter effects using a strategy which combines standardization and calibration: Reducing experimental and increasing analytical sensitivity.
Mariela Razuc; Carla M Teglia; Yamile S Caro; Mariano Garrido; Héctor C Goicoechea; Beatriz S Fernández Band
Hybrid hard- and soft-modeling of spectrophotometric data for monitoring of ciprofloxacin and its main photodegradation products at different pH values.

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2013: Agustina V Schenone; Nilda R Marsili; María J Culzoni; Héctor C Goicoechea
Determination of tartrazine in beverage samples by stopped-flow analysis and three-way multivariate calibration of non-linear kinetic-spectrophotometric data.
Food chemistry 2013;138(2-3):1928-35.
2013: Agustina V Schenone; María Martínez Galera; María J Culzoni; Héctor C Goicoechea
Second-order advantage achieved by modeling excitation-emission fluorescence matrices affected by inner filter effects using a strategy which combines standardization and calibration: Reducing experimental and increasing analytical sensitivity.
Talanta 2013;109():107-15.
2013: Mariela Razuc; Carla M Teglia; Yamile S Caro; Mariano Garrido; Héctor C Goicoechea; Beatriz S Fernández Band
Hybrid hard- and soft-modeling of spectrophotometric data for monitoring of ciprofloxacin and its main photodegradation products at different pH values.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy 2013;106():146-54.
2012: Héctor C Goicoechea; Anthony F T Moore; Shenjiang Yu; Andres D Campiglia
Four-way modeling of 4.2 K time-resolved excitation emission fluorescence data for the quantitation of polycyclic aromatic hydrocarbons in soil samples.
Talanta 2012;101():330-6.
2012: Héctor C Goicoechea; Korina Calimag-Williams; Andres D Campiglia
Multi-way partial least-squares and residual bi-linearization for the direct determination of monohydroxy-polycyclic aromatic hydrocarbons on octadecyl membranes via room-temperature fluorescence excitation emission matrices.
Analytica chimica acta 2012;717():100-9.
2011: Pablo C Giordano; Alejandro J Beccaria; Héctor C Goicoechea
Significant factors selection in the chemical and enzymatic hydrolysis of lignocellulosic residues by a genetic algorithm analysis and comparison with the standard Plackett-Burman methodology.
Bioresource technology 2011;102(22):10602-10.
2011: María J Culzoni; Mercedes De Zan; Anunciación Espinosa Mansilla; A Mancha de Llanos; Arsenio Muñoz de la Peña; Florentina Cañada-Cañada; Héctor C Goicoechea
Enhanced MCR-ALS modeling of HPLC with fast scan fluorimetric detection second-order data for quantitation of metabolic disorder marker pteridines in urine.
Talanta 2011;85(5):2368-74.
2011: Korina Calimag-Williams; Héctor C Goicoechea; Andres D Campiglia
Room-temperature fluorescence spectroscopy of monohydroxy metabolites of polycyclic aromatic hydrocarbons on octadecyl extraction membranes.
Talanta 2011;85(4):1805-11.
2011: Gabriel G Siano; Isidro Sánchez Pérez; María Martínez Galera; María D Gil García; Héctor C Goicoechea
Multivariate curve resolution modeling of liquid chromatography-mass spectrometry data in a comparative study of the different endogenous metabolites behavior in two tomato cultivars treated with carbofuran pesticide.
Talanta 2011;85(1):264-75.
2011: María M De Zan; Juan C Robles; Carla M Teglia; Héctor C Goicoechea
A novel ion-pairing chromatographic method for the simultaneous determination of both nicarbazin components in feed additives: chemometric tools for improving the optimization and validation.
Talanta 2011;85(1):142-50.
2011: A Mancha de Llanos; M M De Zan; M J Culzoni; Anunciación Espinosa Mansilla; Florentina Cañada-Cañada; A Muñoz de la Peña; Héctor C Goicoechea
Determination of marker pteridines in urine by HPLC with fluorimetric detection and second-order multivariate calibration using MCR-ALS.
Analytical and bioanalytical chemistry 2011;399(6):2123-35.
2011: Héctor C Goicoechea; María J Culzoni; M D Gil García; M Martínez Galera
Chemometric strategies for enhancing the chromatographic methodologies with second-order data analysis of compounds when peaks are overlapped.
Talanta 2011;83(4):1098-107.
2010: Viviana P Jofré; Mariela V Assof; Martín L Fanzone; Héctor C Goicoechea; Luis D Martínez; María F Silva
Optimization of ultrasound assisted-emulsification-dispersive liquid-liquid microextraction by experimental design methodologies for the determination of sulfur compounds in wines by gas chromatography-mass spectrometry.
Analytica chimica acta 2010;683(1):126-35.
2010: Pablo C Giordano; Hugo D Martínez; Alberto A Iglesias; Alejandro J Beccaria; Héctor C Goicoechea
Application of response surface methodology and artificial neural networks for optimization of recombinant Oryza sativa non-symbiotic hemoglobin 1 production by Escherichia coli in medium containing byproduct glycerol.
Bioresource technology 2010;101(19):7537-44.
2010: Luciana Vera-Candioti; Alejandro C Olivieri; Héctor C Goicoechea
Development of a novel strategy for preconcentration of antibiotic residues in milk and their quantitation by capillary electrophoresis.
Talanta 2010;82(1):213-21.
2010: María Martínez Galera; María D Gil-García; María J Culzoni; Héctor C Goicoechea
Determination of pharmaceuticals in river water by column switching of large sample volumes and liquid chromatography-diode array detection, assisted by chemometrics: an integrated approach to green analytical methodologies.
Journal of chromatography. A 2010;1217(13):2042-9.
2010: Héctor C Goicoechea; Alejandro C Olivieri; Romà Tauler
Application of the correlation constrained multivariate curve resolution alternating least-squares method for analyte quantitation in the presence of unexpected interferences using first-order instrumental data.
The Analyst 2010;135(3):636-42.
2009: María J Culzoni; Agustina V Schenone; Natalia E Llamas; Mariano Garrido; Maria S Di Nezio; Beatriz S Fernández Band; Héctor C Goicoechea
Fast chromatographic method for the determination of dyes in beverages by using high performance liquid chromatography--diode array detection data and second order algorithms.
Journal of chromatography. A 2009;1216(42):7063-70.
2009: Isidro Sánchez Pérez; María J Culzoni; Gabriel G Siano; María D Gil García; Héctor C Goicoechea; María Martínez Galera
Detection of unintended stress effects based on a metabonomic study in tomato fruits after treatment with carbofuran pesticide. Capabilities of MCR-ALS applied to LC-MS three-way data arrays.
Analytical chemistry 2009;81(20):8335-46.
2009: María M De Zan; María S Cámara; Juan C Robles; Silvina V Kergaravat; Héctor C Goicoechea
Development and validation of a simple stability-indicating high performance liquid chromatographic method for the determination of miconazole nitrate in bulk and cream formulations.
Talanta 2009;79(3):762-7.
2009: M D Gil García; F Cañada Cañada; María J Culzoni; L Vera-Candioti; G G Siano; Héctor C Goicoechea; M Martínez Galera
Chemometric tools improving the determination of anti-inflammatory and antiepileptic drugs in river and wastewater by solid-phase microextraction and liquid chromatography diode array detection.
Journal of chromatography. A 2009;1216(29):5489-96.
2009: John H Kalivas; Gabriel G Siano; Erik Andries; Héctor C Goicoechea
Calibration maintenance and transfer using Tikhonov regularization approaches.
Applied spectroscopy 2009;63(7):800-9.
2008: L Vera-Candioti; María D Gil-García; María Martínez Galera; Héctor C Goicoechea
Chemometric assisted solid-phase microextraction for the determination of anti-inflammatory and antiepileptic drugs in river water by liquid chromatography-diode array detection.
Journal of chromatography. A 2008;1211(1-2):22-32.
2008: Luciana Vera-Candioti; María J Culzoni; Alejandro C Olivieri; Héctor C Goicoechea
Chemometric resolution of fully overlapped CE peaks: quantitation of carbamazepine in human serum in the presence of several interferences.
Electrophoresis 2008;29(22):4527-37.
2008: Keerthika Vatsavai; Héctor C Goicoechea; Andres D Campiglia
Direct quantification of monohydroxy-polycyclic aromatic hydrocarbons in synthetic urine samples via solid-phase extraction-room-temperature fluorescence excitation-emission matrix spectroscopy.
Analytical biochemistry 2008;376(2):213-20.
2008: María J Culzoni; Héctor C Goicoechea; Gabriela A Ibañez; Valeria A Lozano; Nilda R Marsili; Alejandro C Olivieri; Ariana P Pagani
Second-order advantage from kinetic-spectroscopic data matrices in the presence of extreme spectral overlapping A multivariate curve resolution--alternating least-squares approach.
Analytica chimica acta 2008;614(1):46-57.
2008: Mercedes De Zan; María D Gil-García; María J Culzoni; R G Siano; Héctor C Goicoechea; María Martínez Galera
Solving matrix-effects exploiting the second order advantage in the resolution and determination of eight tetracycline antibiotics in effluent wastewater by modelling liquid chromatography data with multivariate curve resolution-alternating least squares and unfolded-partial least squares followed by residual bilinearization algorithms I. Effect of signal pre-treatment.
Journal of chromatography. A 2008;1179(2):106-14.
2008: María Dolores García; María J Culzoni; Mercedes De Zan; R Santiago Valverde; M Martínez Galera; Héctor C Goicoechea
Solving matrix effects exploiting the second-order advantage in the resolution and determination of eight tetracycline antibiotics in effluent wastewater by modelling liquid chromatography data with multivariate curve resolution-alternating least squares and unfolded-partial least squares followed by residual bilinearization algorithms II. Prediction and figures of merit.
Journal of chromatography. A 2008;1179(2):115-24.
2007: María J Culzoni; Héctor C Goicoechea
Determination of loratadine and pseudoephedrine sulfate in pharmaceuticals based on non-linear second-order spectrophotometric data generated by a pH-gradient flow injection technique and artificial neural networks.
Analytical and bioanalytical chemistry 2007;389(7-8):2217-25.
2007: Luciana Vera-Candioti; Alejandro C Olivieri; Héctor C Goicoechea
Simultaneous multiresponse optimization applied to epinastine determination in human serum by using capillary electrophoresis.
Analytica chimica acta 2007;595(1-2):310-8.
2007: María J Culzoni; Patricia C Damiani; Alejandro Gabriel García Reiriz; Héctor C Goicoechea; Alejandro C Olivieri
Experimental study of non-linear second-order analytical data with focus on the second-order advantage.
The Analyst 2007;132(7):654-63.
2007: Jez Willian B Braga; Carla B G Bottoli; Isabel C S F Jardim; Héctor C Goicoechea; Alejandro C Olivieri; Ronei J Poppi
Determination of pesticides and metabolites in wine by high performance liquid chromatography and second-order calibration methods.
Journal of chromatography. A 2007;1148(2):200-10.
2007: Shenjiang Yu; Héctor C Goicoechea; Andres D Campiglia
Sonication-laser-excited time-resolved Shpol'skii spectrometry: a facile method for the direct screening of fifteen priority pollutants in soil samples.
Applied spectroscopy 2007;61(2):165-70.
2007: Marina Santos; Suad Nadi; Héctor C Goicoechea; Manas K Haldar; Andres D Campiglia; Sanku Mallik
Artificial neural networks for qualitative and quantitative analysis of target proteins with polymerized liposome vesicles.
Analytical biochemistry 2007;361(1):109-19.
2006: Rosario Santiago Valverde; M Dolores Gil García; M Martínez Galera; Héctor C Goicoechea
Highly collinear three-way photoinduced spectrofluorimetric data arrays modelled with bilinear least-squares: Determination of tetracyclines in surface water samples.
Talanta 2006;70(4):774-83.
2006: María J Culzoni; Héctor C Goicoechea; Ariana P Pagani; Miguel A Cabezón; Alejandro C Olivieri
Evaluation of partial least-squares with second-order advantage for the multi-way spectroscopic analysis of complex biological samples in the presence of analyte-background interactions.
The Analyst 2006;131(6):718-23.
2006: Luciana Vera Candioti; Juan C Robles; Víctor E Mantovani; Héctor C Goicoechea
Multiple response optimization applied to the development of a capillary electrophoretic method for pharmaceutical analysis.
Talanta 2006;69(1):140-7.
2006: Vanina G Franco; Juan C Perín; Víctor E Mantovani; Héctor C Goicoechea
Monitoring substrate and products in a bioprocess with FTIR spectroscopy coupled to artificial neural networks enhanced with a genetic-algorithm-based method for wavelength selection.
Talanta 2006;68(3):1005-12.
2005: María J Culzoni; Mercedes De Zan; Juan Carlos Robles; Víctor E Mantovani; Héctor C Goicoechea
Chemometrics-assisted UV-spectroscopic strategies for the determination of theophylline in syrups.
Journal of pharmaceutical and biomedical analysis 2005;39(5):1068-74.
2005: María S Cámara; Carlos Mastandrea; Héctor C Goicoechea
Chemometrics-assisted simple UV-spectroscopic determination of carbamazepine in human serum and comparison with reference methods.
Journal of biochemical and biophysical methods 2005;64(3):153-66.
2005: Nilda R Marsili; Adriana Lista; Beatriz S Fernandez Band; Héctor C Goicoechea; Alejandro C Olivieri
Evaluation of complex spectral-pH three-way arrays by modified bilinear least-squares: determination of four different dyes in interfering systems.
The Analyst 2005;130(9):1291-8.
2005: Héctor C Goicoechea; Alejandro C Olivieri
New robust bilinear least squares method for the analysis of spectral-pH matrix data.
Applied spectroscopy 2005;59(7):926-33.
2005: Héctor C Goicoechea; Shenjiang Yu; Alejandro C Olivieri; Andres D Campiglia
Four-way data coupled to parallel factor model applied to environmental analysis: determination of 2,3,7,8-tetrachloro-dibenzo-para-dioxin in highly contaminated waters by solid-liquid extraction laser-excited time-resolved Shpol'skii spectroscopy.
Analytical chemistry 2005;77(8):2608-16.
2005: Héctor C Goicoechea; Bidhan C Roy; Marina Santos; Andres D Campiglia; Sanku Mallik
Evaluation of two lanthanide complexes for qualitative and quantitative analysis of target proteins via partial least squares analysis.
Analytical biochemistry 2005;336(1):64-74.
2004: Marina Santos; Bidhan C Roy; Héctor C Goicoechea; Andres D Campiglia; Sanku Mallik
An investigation on the analytical potential of polymerized liposomes bound to lanthanide ions for protein analysis.
Journal of the American Chemical Society 2004;126(34):10738-45.
2004: Nilda R Marsili; Adriana Lista; Beatriz S Fernandez Band; Héctor C Goicoechea; Alejandro C Olivieri
New method for the determination of benzoic and sorbic acids in commercial orange juices based on second-order spectrophotometric data generated by a pH gradient flow injection technique.
Journal of agricultural and food chemistry 2004;52(9):2479-84.
2004: Anunciación Espinosa Mansilla; Arsenio Muñoz de la Peña; Héctor C Goicoechea; Alejandro C Olivieri
Two multivariate strategies applied to three-way kinetic spectrophotometric data for the determination of mixtures of the pesticides carbaryl and chlorpyrifos.
Applied spectroscopy 2004;58(1):83-90.
2003: Silvia R Hernández; Gustavo G Ribero; Héctor C Goicoechea
Enhanced application of square wave voltammetry with glassy carbon electrode coupled to multivariate calibration tools for the determination of B(6) and B(12) vitamins in pharmaceutical preparations.
Talanta 2003;61(5):743-53.
2003: María S Cámara; Felix Martín Ferroni; Mercedes De Zan; Héctor C Goicoechea
Sustained modelling ability of artificial neural networks in the analysis of two pharmaceuticals (dextropropoxyphene and dipyrone) present in unequal concentrations.
Analytical and bioanalytical chemistry 2003;376(6):838-43.
2003: Arsenio Muñoz de la Peña; Anunciación Espinosa Mansilla; David González Gómez; Alejandro C Olivieri; Héctor C Goicoechea
Interference-free analysis using three-way fluorescence data and the parallel factor model. Determination of fluoroquinolone antibiotics in human serum.
Analytical chemistry 2003;75(11):2640-6.
2003: Nilda R Marsili; María S Sobrero; Héctor C Goicoechea
Spectrophotometric determination of sorbic and benzoic acids in fruit juices by a net analyte signal-based method with selection of the wavelength range to avoid non-modelled interferences.
Analytical and bioanalytical chemistry 2003;376(1):126-33.
2003: A F Marchesini; M R Williner; Víctor E Mantovani; Juan Carlos Robles; Héctor C Goicoechea
Simultaneous determination of naphazoline, diphenhydramine and phenylephrine in nasal solutions by capillary electrophoresis.
Journal of pharmaceutical and biomedical analysis 2003;31(1):39-46.
2002: Héctor C Goicoechea; María S Collado; María L Satuf; Alejandro C Olivieri
Complementary use of partial least-squares and artificial neural networks for the non-linear spectrophotometric analysis of pharmaceutical samples.
Analytical and bioanalytical chemistry 2002;374(3):460-5.
2002: Héctor C Goicoechea; Alejandro C Olivieri
Wavelength selection for multivariate calibration using a genetic algorithm: a novel initialization strategy.
Journal of chemical information and computer sciences 2002;42(5):1146-53.
2001: M S Collado; Juan Carlos Robles; Mercedes De Zan; María S Cámara; Víctor E Mantovani; Héctor C Goicoechea
Determination of dexamethasone and two excipients (creatinine and propylparaben) in injections by using UV-spectroscopy and multivariate calibrations.
International journal of pharmaceutics 2001;229(1-2):205-11.
2001: Héctor C Goicoechea; Alejandro C Olivieri
Sustained prediction ability of net analyte preprocessing methods using reduced calibration sets. Theoretical and experimental study involving the spectrophotometric analysis of multicomponent mixtures.
The Analyst 2001;126(7):1105-12.
2000: M S Collado; Víctor E Mantovani; Héctor C Goicoechea; Alejandro C Olivieri
Simultaneous spectrophotometric-multivariate calibration determination of several components of ophthalmic solutions: phenylephrine, chloramphenicol, antipyrine, methylparaben and thimerosal.
Talanta 2000;52(5):909-20.
1999: Héctor C Goicoechea; Alejandro C Olivieri
Enhanced synchronous spectrofluorometric determination of tetracycline in blood serum by chemometric analysis. Comparison of partial least-squares and hybrid linear analysis calibrations.
Analytical chemistry 1999;71(19):4361-8.
1999: Héctor C Goicoechea; Alejandro C Olivieri
Simultaneous determination of rifampicin, isoniazid and pyrazinamide in tablet preparations by multivariate spectrophotometric calibration.
Journal of pharmaceutical and biomedical analysis 1999;20(4):681-6.
1999: Héctor C Goicoechea; Alejandro C Olivieri
Determination of bromhexine in cough-cold syrups by absorption spectrophotometry and multivariate calibration using partial least-squares and hybrid linear analyses. Application of a novel method of wavelength selection.
Talanta 1999;49(4):793-800.
1999: Héctor C Goicoechea; Alejandro C Olivieri
Simultaneous multivariate spectrophotometric analysis of paracetamol and minor components (diphenhydramine or phenylpropanolamine) in tablet preparations.
Journal of pharmaceutical and biomedical analysis 1999;20(1-2):255-61.
1998: Héctor C Goicoechea; Alejandro C Olivieri
Simultaneous determination of phenobarbital and phenytoin in tablet preparations by multivariate spectrophotometric calibration.
Talanta 1998;47(1):103-8.