Listar por autoría "80983f77-4f17-49be-b11b-adcfc2baa075"
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Comprehensive overview of feed‐to‐fillet transfer of new and traditional contaminants in Atlantic salmon and gilthead sea bream fed plant‐based diets
Nácher Mestre, Jaime; Ballester‐Lozano, Gabriel F.; Garlito Molina, Borja; Portoles, Tania; Calduch-Giner, Josep; Serrano, Roque; Hernandez, Felix; Berntssen, Marc H. G. Wiley (2018-12)European fish farming drives the development of sustainable marine fish feed where marine ingredients are replaced by alternatives such as plant meals and vegetable oils. A new scenario emerges where noncurrent and/or new ... -
Comprehensive strategy for pesticide residue analysis through the production cycle of gilthead sea bream and Atlantic salmon
Portoles, Tania; Ibáñez, Maria; Garlito Molina, Borja; Nácher Mestre, Jaime; Karalazos, Vasileios; Silva, Joana; Alm, Martin; Serrano, Roque; Pérez Sánchez, Jaume; Hernandez, Felix; Berntssen, Marc H. G. Elsevier (2017-07)Plant ingredients and processed animal proteins are alternative feedstuffs for fish feeds in aquaculture. However, their use can introduce contaminants like pesticides that are not previously associated with marine Atlantic ... -
Current use of high-resolution mass spectrometry in the environmental sciences
Hernandez, Felix; Sancho, Juan V; Ibáñez, Maria; Portoles, Tania; Abad, Esteban; Mattioli, Laura Springer (2012-05)During the last two decades, mass spectrometry (MS) has been increasingly used in the environmental sciences with the objective of investigating the presence of organic pollutants. MS has been widely coupled with chromatographic ... -
Determination of very long-chain polyunsaturated fatty acids from 24 to 44 carbons in eye, brain and gonads of wild and cultured gilthead sea bream (Sparus aurata)
Serrano, Roque; Navarro, Juan C.; Sales Martinez, Carlos; Portoles, Tania; Monroig, Oscar; Beltran Arandes, Joaquin; Hernandez, Felix Nature Research (2022)Very long-chain (> C24) polyunsaturated fatty acids (VLC-PUFA) play an important role in the development of nervous system, retinal function and reproductive processes in vertebrates. Their presence in very small amounts ... -
Development and validation of a rapid and wide-scope qualitative screening method for detection and identification of organic pollutants in natural water and wastewater by gas chromatography time-of-f.
Hernandez, Felix; Lopez, Francisco; Portoles, Tania; Pitarch, Elena © 2010 Elsevier (2011-01)In this work, a multiclass screening method for organic contaminants in natural and wastewater has been developed and validated for qualitative purposes, i.e. to ensure the reliable and sensitive identification of compounds ... -
Development of sensitive and rapid analytical methodology for food analysis of 18 mycotoxins included in a total diet study
Beltrán Iturat, Eduardo; Ibáñez, Maria; Portoles, Tania; Ripollés Vidal, Cristina; Sancho, Juan V; Yusà, Vicent; Marín, Silvia; Hernandez, Felix Elsevier (2013)A rapid and sensitive method for the determination of 18 mycotoxins in 24 different food matrices has been developed and validated. With the exception of beverages and oil samples, a simple extraction with acetonitrile:water ... -
Ecological risk assessment of pesticides in the Mijares River (eastern Spain) impacted by citrus production using wide-scope screening and target quantitative analysis
Bijlsma, Lubertus; Pitarch, Elena; Hernandez, Felix; Fonseca, Eddie; Marín, José M.; Ibáñez, Maria; Portoles, Tania; Rico, Andreu Elsevier (2021-02-02)The widespread use of pesticides, especially in agricultural areas, makes necessary to control their presence in surrounding surface waters. The current study was designed to investigate the occurrence and ecological risks ... -
Evaluation of the capabilities of atmospheric pressure chemical ionization source coupled to tandem mass spectrometry for the determination of dioxin-like polychlorobiphenyls in complex-matrix food samples
Portoles, Tania; Sales Martínez, Carlos; Ábalos, Manuela; Sauló, Jordi; Abad, Esteban Elsevier (2016-09)The use of the novel atmospheric pressure chemical ionization (APCI) source for gas chromatography (GC) coupled to triple quadrupole using tandem mass spectrometry (MS/MS) and its potential for the simultaneous determination ... -
Fast gas chromatographic residue analysis in animal feed using split injection and atmospheric pressure chemical ionisation tandem mass spectrometry
Tienstra, M.; Portoles, Tania; Hernandez, Felix; Mol, Johannes G. J. Elsevier (2015-11)Significant speed improvement for instrumental runtime would make GC–MS much more attractive for determination of pesticides and contaminants and as complementary technique to LC–MS. This was the trigger to develop a fast ... -
Gas chromatography coupled to high-resolution time-of-flight mass spectrometry to analyze trace-level organic compounds in the environment, food safety and toxicology
Hernandez, Felix; Portoles, Tania; Pitarch, Elena; Lopez, Francisco Elsevier (2011)Gas chromatography coupled to high-resolution time-of flight mass spectrometry (GC-HR-TOF-MS) is a powerful analytical technique with excellent capabilities due to its high sensitivity in full-spectrum-acquisition mode ... -
Gas chromatography-mass spectrometry based untargeted volatolomics for smoked seafood classification
Lacalle-Bergeron, Leticia; Portoles, Tania; Sales Martínez, Carlos; Corell, María Carmen; Domínguez, Fernando; Beltran Arandes, Joaquin; Sancho, Juan V; Hernandez, Felix Elsevier (2020-11)With the increase of the demand of low flavouring smoked seafood products, there is a need of methodologies able to distinguish between different seafood treatments, as not all of them are allowed in all markers. Following ... -
Gas chromatography–tandem mass spectrometry with atmospheric pressure chemical ionization for fluorotelomer alcohols and perfluorinated sulfonamides determination
Portoles, Tania; Rosales, Luis E.; Sancho, Juan V; Santos, F. Javier; Moyano, Encarnación Elsevier (2015)Ionization and in source-fragmentation behavior of four fluorotelomer alcohols (FTOH) (4:2 FTOH, 6:2 FTOH, 8:2 FTOH and 10:2 FTOH) and four N-alkyl fluorooctane sulfonamides/-ethanols (N-MeFOSA, N-EtFOSA, N-MeFOSE and ... -
GC-MS/MS multi-residue method for the determination of organochlorine pesticides, polychlorinated biphenyls and polybrominated diphenyl ethers in human breast tissues
Medina, Cecilia; Pitarch, Elena; Portoles, Tania; Lopez, Francisco; Hernandez, Felix Wiley (2009)In this work, a multiresidue method for the quantification and confirmation of around 30 organohalogenated compounds in human breast tissue samples has been developed. Analytes tested included organochlorine (OC) (pesticides ... -
High resolution mass spectrometry-based screening for the comprehensive investigation of organic micropollutants in surface water and wastewater from Pasto city, Colombian Andean highlands
Hernandez, Felix; Ibáñez, María; Portoles, Tania; Hidalgo-Troya, Arsenio; Ramírez, Juan David; Paredes, Manuela Alejandra; Hidalgo, Andrés Fernando; García, Ana María; Galeano, Luis Alejandro Elsevier (2024)The complexity of the aquatic environment scenario, including the impact of urban wastewater, together with the huge number of potential hazardous compounds that may be present in waters, makes the comprehensive characterization ... -
Identification of new, very long-chain polyunsaturated fatty acids in fish by gas chromatography coupled to quadrupole/time-of-flight mass spectrometry with atmospheric pressure chemical ionization
Serrano, Roque; Navarro, Juan Carlos; Portoles, Tania; Sales Martínez, Carlos; Beltran Arandes, Joaquin; Monroig, Oscar; Hernandez, Felix Springer (2021-2)The characterization of very long-chain (>C24) polyunsaturated fatty acids (VLC-PUFAs), which are essential in the vision, neural function, and reproduction of vertebrates, is challenging because of the lack of reference ... -
Identification of substances migrating from plastic baby bottles using a combination of low-resolution and high-resolution mass spectrometric analysers coupled to gas and liquid chromatography
Onghena, Matthias; Van Hoeck, Els; Van Loco, Joris; Ibáñez, Maria; Cherta Cucala, Laura; Portoles, Tania; Pitarch, Elena; Hernandez, Felix; Lemière, Filip; Covaci, Adrian WILEY-BLACKWELL (2015)This work presents a strategy for elucidation of unknown migrants from plastic food contact materials (baby bottles) using a combination of analytical techniques in an untargeted approach. First, gas chromatography (GC) ... -
Identification of very long-chain (>C24) fatty acid methyl esters using gas chromatography coupled to quadrupole/time-of-flight mass spectrometry with atmospheric pressure chemical ionization source
Garlito Molina, Borja; Portoles, Tania; Niessen, Wilfried; Navarro, Juan C.; Hontoria, Francisco; Monroig, Oscar; Varó, Inmaculada; Serrano, Roque Elsevier (2019-03-21)Gas chromatography coupled to a quadrupole time-of-flight mass analyzer (QTOF) with an atmospheric pressure chemical ionization (APCI) source has been tested to study the ionization and mass spectrometric behavior of ... -
Improved gas chromatography–tandem mass spectrometry determination of pesticide residues making use of atmospheric pressure chemical ionization
Hernandez, Felix; Beltran Arandes, Joaquin; Portoles, Tania; Cherta Cucala, Laura Elsevier (2012)The capabilities of a recently launched atmospheric pressure chemical ionization (APCI) source for mass spectrometry (MS) coupled to gas chromatography (GC) have been tested in order to evaluate its potential in pesticide ... -
Investigation of organophosphate esters in fresh water, salt and brine samples by GC-TOF MS
Nácher Mestre, Jaime; Serrano, Roque; Portoles, Tania; Hernandez, Felix Royal Society of Chemistry (2011-06-23)Advanced analytical methodology based on gas chromatography coupled to a high resolution time-of-flight mass analyzer (GC-TOF MS) is proposed for investigation of organophosphate esters (OPEs) in environmental water, marine ... -
LC-IMS-HRMS for identification of biomarkers in untargeted metabolomics: The effects of pterostilbene and resveratrol consumption in liver steatosis, animal model
Lacalle-Bergeron, Leticia; Izquierdo-Sandoval, David; Fernandez-Quintela, Alfredo; Portillo, Maria P; Sancho, Juan V; Hernandez, Felix; Portoles, Tania Elsevier (2023)Untargeted metabolomics with the combination of ion mobility separation coupled to high resolution mass spectrometry (IMS-HRMS) was applied to investigate the impact of resveratrol and pterostilbene supplementation on the ...