Listar IUPA_Articles por autoría "80983f77-4f17-49be-b11b-adcfc2baa075"
Mostrando ítems 41-59 de 59
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Non-target screening with high-resolution mass spectrometry: critical review using a collaborative trial on water analysis
Schymanski, Emma; Singer, Heinz P.; Slobodnik, Jaroslav; Ipolyi, Ildiko M.; Oswald, Peter; Krauss, Martin; Schulze, Tobias; Haglund, Peter; Letzel, Thomas; Grosse, Sylvia; Thomaidis, Nikolaos; Bletsou, Anna; Zwiener, Christian; Ibáñez, Maria; Portoles, Tania; De Boer, Ronald; Reid, Malcolm; Onghena, Matthias; Kunkel, Uwe; Schulz, Wolfgang; Guillon, Amélie; Noyon, Naïke; Leroy, Gaëla; Bados, Philippe; Bogialli, Sara; Stipaničev, Draženka; Rostkowski, Pawel; Hollender, Juliane Springer Verlag (2015-05)In this article, a dataset from a collaborative nontarget screening trial organised by the NORMAN Association is used to review the state-of-the-art and discuss future perspectives of non-target screening using ... -
Novel analytical approach for brominated flame retardants based on the use of gas chromatography-atmospheric pressure chemical ionization-tandem mass spectrometry with emphasis in highly brominated congeners
Portoles, Tania; Sales Martínez, Carlos; Gomara, Belén; Sancho, Juan V; Beltran Arandes, Joaquin; Herrero, Laura; González, María José; Hernandez, Felix American Chemical Society (2015)The analysis of brominated flame retardants (BFRs) commonly relies on the use of gas chromatography coupled to mass spectrometry (GC-MS) operating in electron ionization (El) and electron capture negative ionization (ECNI) ... -
Novel sampling strategy for alive animal volatolome extraction combined with GC-MS based untargeted metabolomics: Identifying mouse pup pheromones
Lacalle-Bergeron, Leticia; Goterris-Cerisuelo, Rafael; Portoles, Tania; Beltran Arandes, Joaquin; Sancho, Juan V; Navarro-Moreno, Cinta; Martinez-Garcia, Fernando Elsevier (2021-08-04)In this study, we identify 11 mouse pup volatiles putatively involved in maternal care induction in adult females. For this purpose, we have adapted the dynamic headspace methodology to extract the volatolome of whole alive ... -
Olive oil quality classification and measurement of its organoleptic attributes by untargeted GC – MS and multivariate statistical-based approach
Sales Martínez, Carlos; Portoles, Tania; Johnsen, L. G.; Danielsen, M.; Beltran Arandes, Joaquin Elsevier (2019-01-15)The capabilities of dynamic headspace entrainment followed by thermal desorption in combination with gas chromatography (GC) coupled to single quadrupole mass spectrometry (MS) have been tested for the determi- nation ... -
Potential of atmospheric pressure chemical ionization source in gas chromatography tandem mass spectrometry for the screening of urinary exogenous androgenic anabolic steroids
Raro Macián, Montserrat; Portoles, Tania; Pitarch, Elena; Sancho, Juan V; Hernandez, Felix; Garrostas, L.; Marcos, Josep; Ventura, Rosa; Segura, Jordi; Pozo, Óscar J. Elsevier (2016-02-04)The atmospheric pressure chemical ionization (APCI) source for gas chromatography-mass spectrometry analysis has been evaluated for the screening of 16 exogenous androgenic anabolic steroids (AAS) in urine. The sample ... -
Potential of atmospheric pressure chemical ionization source in GC-QTOF MS for pesticide residue analysis
Portoles, Tania; Sancho, Juan V; Hernandez, Felix; Newton, A.; Hancock, P. John Wiley & Sons (2010-08)The potential applications of a new atmospheric pressure source for GC-MS analysis have been investigated in this work. A list of around 100 GC-amenable pesticides, which includes organochlorine, organophosphorus and ... -
Potential of gas chromatography-atmospheric pressure chemical ionization-tandem mass spectrometry for screening and quantification of hexabromocyclododecane
Sales Martínez, Carlos; Portoles, Tania; Sancho, Juan V; Abad, Esteban; Ábalos, Manuela; Sauló, Jordi; Fiedler, Heidelore; Gomara, Belén; Beltran Arandes, Joaquin Springer (2015)A fast method for the screening and quantification of hexabromocyclododecane (sum of all isomers) by gas chromatography using a triple quadrupole mass spectrometer with atmospheric pressure chemical ionization (GC-APCI-QqQ) ... -
Safe and Fast Fingerprint Aroma Detection in Adulterated Extra Virgin Olive Oil Using Gas Chromatography–Olfactometry‑Mass Spectrometry Combined with Chemometrics
drira, malika; Guclu, Gamze; Portoles, Tania; Jabeur, Hazem; Kelebek, Hasim; selli, serkan; Bouaziz, Mohamed Ali Springer (2021-05-06)The undeclared blending of extra virgin olive oils (EVOOs) with refned pomace olive oils (RPOO) is a well-known fraudulent practice. Despite the eforts made, it still remains a highly challenging authenticity issue to ... -
Screening and quantification of pesticide residues in fruits and vegetables making use of gas chromatography-quadrupole time-of-flight mass spectrometry with atmospheric pressure chemical ionization
Cervera Vidal, María Inés; Portoles, Tania; Lopez, Francisco; Beltran Arandes, Joaquin; Hernandez, Felix Springer (2014-11)An atmospheric pressure chemical ionization source has been used to enhance the potential of gas chromatography coupled with quadrupole time-of-flight (QTOF) mass spectrometry (MS) for screening and quantification purposes ... -
Simultaneous determination of dechloranes, polybrominated diphenyl ethers and novel brominated flame retardants in food and serum
Sales Martínez, Carlos; Poma, Giulia; Malarvannan, Govindan; Portoles, Tania; Beltran Arandes, Joaquin; Covaci, Adrian Springer Verlag (2017)A sensitive method for the simultaneous quantification of dechloranes, polybrominated diphenyl ethers (PBDEs) and novel brominated flame retardants (NBFRs) has been developed for gas chromatography (GC) coupled to tandem ... -
The Power of Hyphenated Chromatography/Time-of-Flight Mass Spectrometry in Public Health Laboratories
Hernandez, Felix; Portoles, Tania; Sancho, Juan V; Ibáñez, Maria American Chemical Society (2012)Laboratories devoted to the public health field have to face the analysis of a large number of organic contaminants/residues in many different types of samples. Analytical techniques applied in this field are normally focused ... -
The role of GC-MS/MS with triple quadrupole in pesticide residue analysis in food and the environment
Hernandez, Felix; Cervera Vidal, María Inés; Portoles, Tania; Beltran Arandes, Joaquin; Pitarch, Elena Royal Society of Chemistry (2013)Gas chromatography coupled to tandem mass spectrometry (GC-MS/MS) using a triple quadrupole (QqQ) analyzer has in the last few years become a powerful technique for the determination of pesticide residues due to its ... -
Ultra-Performance Liquid Chromatography-Ion Mobility Separation-Quadruple Time-of-Flight MS (UHPLC-IMS-QTOF MS) Metabolomics for Short-Term Biomarker Discovery of Orange Intake: A Randomized, Controlled Crossover Study
Lacalle-Bergeron, Leticia; Portoles, Tania; López, Francisco J.; Sancho, Juan V; CAROLINA, ORTEGA-AZORÍN; Asensio, Eva Maria; Coltell, Oscar; Corella, Dolores MDPI (2020)A major problem with dietary assessments is their subjective nature. Untargeted metabolomics and new technologies can shed light on this issue and provide a more complete picture of dietary intake by measuring the profile ... -
Untargeted metabolomics approach using UHPLC-IMS-QTOF MS for surface body samples to identify low-volatility chemosignals related to maternal care in mice
Lacalle-Bergeron, Leticia; Goterris-Cerisuelo, Rafael; Beltran Arandes, Joaquin; Sancho Llopis, Juan Vicente; Navarro-Moreno, Cinta; Martinez-Garcia, Fernando; Portoles, Tania Elsevier (2023)The present study is focused on the determination of low-volatile chemosignals excreted or secreted by mouse pups in their early days of life involved in maternal care induction in mice adult females. Untargeted metabolomics ... -
Untargeted metabolomics based on ultra-high-performance liquid chromatography-ion mobility-quadrupole time-of-flight mass spectrometry for biomarker discovery of orange intake in a cross-over trial
Portoles, Tania; Coltell, Oscar; Lacalle-Bergeron, Leticia; Sancho, Juan V; Lopez, Francisco; CAROLINA, ORTEGA-AZORÍN; Asensio, Eva Maria; Corella, Dolores Gordon Research Conferences (2019-02-03)Diet is one of the most important lifestyle factors associated with health status. Currently, one of the main limitations of nutritional epidemiology and nutritional genomics is the difficulty in the measurements of dietary ... -
Use of electron ionization and atmospheric pressure chemical ionization in gas chromatography coupled to time-of-flight mass spectrometry for screening and identification of organic pollutants in waters
Portoles, Tania; Mol, Johannes G. J.; Sancho, Juan V; Hernandez, Felix Elsevier (2014-04)A new approach has been developed for multiclass screening of organic contaminants in water based on the use of gas chromatography coupled to hybrid quadrupole high-resolution time-of-flight mass spectrometry with atmospheric ... -
Use of soft and hard ionization techniques for elucidation of unknown compounds by gas chromatography/time-of-flight mass spectrometry
Portoles, Tania; Pitarch, Elena; Lopez, Francisco; Hernandez, Felix; Niessen, Wilfried M. A. John Wiley (2011-05-11)Investigation of trace-level non-target compounds by gas chromatography/mass spectrometry (GC/MS) often is a challenging task that requires powerful software tools to detect the unknown components, to obtain the deconvoluted ... -
Use of time-of-flight mass spectrometry for large screening of organic pollutants in surface waters and soils from a rice production area in Colombia
Portoles, Tania; Hernandez, Felix; Díaz San Pedro, Ramón; Ibáñez, Maria; Bustos López, Martha Cristina; Botero-Coy, Ana Maria; Fuentes, C. L.; Peñuela, Gustavo Elsevier (2012-11)The irrigate district of Usosaldaña, an important agricultural area in Colombia mainly devoted to rice crop production, is subjected to an intensive use of pesticides. Monitoring these compounds is necessary to know the ... -
Validation of a qualitative screening method for pesticides in fruits and vegetables by gas chromatography quadrupole-time of flight mass spectrometry with atmospheric pressure chemical ionization
Portoles, Tania; Mol, Johannes G. J.; Sancho, Juan V; Lopez, Francisco; Hernandez, Felix Elsevier (2014-08-01)A wide-scope screening method was developed for the detection of pesticides in fruit and vegetables. The method was based on gas chromatography coupled to a hybrid quadrupole time-of-flight mass spectrometer with an ...