Výsledky vyhledávání - "Oscar Posada"

Applicability of polydimethylsiloxane (PDMS) and polyethersulfone (PES) as passive samplers of more hydrophobic organic compounds in intertidal estuarine environments

Autor: Asier Vallejo, Mireia Irazola, Oscar Posada-Ureta, Ailette Prieto, Alejandra Delgado, Nestor Etxebarria, Albrecht Paschke, Maitane Olivares

Publikováno v: Science of The Total Environment. 578:392-398

The uptake calibration of three passive samplers, stir-bars, MESCO/stir-bars and polyethersulfone tubes (PES t ), was assessed in seawater at different salinities for 17 organic compounds including organochlorine compounds, pesticides, phthalates, mu

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::599d25bd15044b2dfab0f601f1f14d3c
https://doi.org/10.1016/j.scitotenv.2016.10.194

Zobrazit plný text záznamu

Itsas ingurumenerako mikrokutsatzaile organiko hidrofobikoen presentzia eta eraginak aztertzeko estrategien taxutzea

Autor: Iciar Martinez Galarza, Oscar Posada Ureta, Ailette Prieto Sobrino, Maitane Olivares Zabalandicoechea, Mireia Irazola Duñabeitia, Nestor Etxebarria Loizate, Leire Mijangos Treviño, Olatz Zuloaga Zubieta, Kepa Castro Ortiz de Pinedo, Aresatz Usobiaga Epelde, Haizea Ziarrusta Intxaurtza, Urtzi Izagirre Aramayona

Publikováno v: Addi: Archivo Digital para la Docencia y la Investigación
Universidad del País Vasco
Addi. Archivo Digital para la Docencia y la Investigación
instname
Universidad de Cantabria (UC)

The efects of hydrophobic microcontaminants such as alkylphenols, organophosphorus compounds, organochloride pesticides, phthalates and musk fragances were studied in mussels. The proposed analytical strategy is based on the combination of passive sa

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ce3639d0b409f80602f856388742cee4
http://hdl.handle.net/10810/47091

Zobrazit plný text záznamu

Histoplasmosis diseminada. Una infección oportunista en pacientes con infección por VIH. Experiencia en el Hospital Nacional Prof. A. Posadas, 2011-2017

Autor: Paula Capece, Vanesa Sanguineri, María Cecilia Cánepa, Noelia Martinelli, Ana Belén Di Sanzo, Celeste Berton, Karen Marsiglia, Bettina Francini, Carolina Lamonica, Gladys Posse, Romina Proni-Maiolini, Oscar Posada

Publikováno v: Revista chilena de infectología v.35 n.6 2018
SciELO Chile
CONICYT Chile
instacron:CONICYT

Resumen La histoplasmosis diseminada es una micosis sistémica endémica, causada por el hongo dimórfico Histoplasma capsulatum. Las manifestaciones clínicas dependen de la carga fúngica inhalada, del estado inmunológico del paciente y de la viru

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0c6b3c3c9ba56ae8adfe389a4ebc850f
http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0716-10182018000600671

Zobrazit plný text záznamu

Assessment of commercially available polymeric materials for sorptive microextraction of priority and emerging nonpolar organic pollutants in environmental water samples

Autor: Alejandra Delgado, Laura Blanco-Zubiaguirre, Oscar Posada-Ureta, Nestor Etxebarria, Maitane Olivares, Oihana Ros, Asier Vallejo, Ailette Prieto

Publikováno v: Environmental Science and Pollution Research. 21:11867-11883

Among the different organic pollutants, persistent organic pollutants and emerging organic contaminants (EOCs) are of particular concern due to their potentially dangerous effects on the ecosystems and on human health. In the framework of the analysi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8be87136e0b6342c4408d788966321fd
https://doi.org/10.1007/s11356-013-2481-4

Zobrazit plný text záznamu

Uptake calibration of polymer-based passive samplers for monitoring priority and emerging organic non-polar pollutants in WWTP effluents

Autor: Ailette Prieto, Asier Vallejo, Oscar Posada-Ureta, Alejandra Delgado, Albrecht Paschke, Maitane Olivares, Leire Zatón, Nestor Etxebarria

Publikováno v: Analytical and bioanalytical chemistry. 408(12)

The uptake calibration of more than 12 non-polar organic contaminants by 3 polymeric materials is shown: bare polydimetilsiloxane (PDMS, stir-bars), polyethersulfone tubes and membranes (PES) and polyoxymethylene membranes (POM), both in their free f

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f2c1d94d741f82e4bbfee60e11e1424a
https://pubmed.ncbi.nlm.nih.gov/26892638

Zobrazit plný text záznamu

Multiscreening determination of organic pollutants in molluscs using matrix solid phase dispersion

Autor: Oscar Posada-Ureta, Nestor Etxebarria, Olatz Zuloaga, Haizea Ziarrusta, Alejandra Delgado, Maitane Olivares

Publikováno v: Journal of chromatography. A. 1391

This work describes the optimisation, validation and application of matrix solid-phase dispersion (MSPD) coupled to gas chromatography mass spectrometry, both single quadrupole (GC-MS) and tandem (GC-MS/MS), for the quantification in molluscs of up t

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::61bc50c4668222f54c370baff983e18b
https://pubmed.ncbi.nlm.nih.gov/25796618

Zobrazit plný text záznamu

Silicone rod extraction followed by liquid desorption-large volume injection-programmable temperature vaporiser-gas chromatography-mass spectrometry for trace analysis of priority organic pollutants in environmental water samples

Autor: Maitane Olivares, Nestor Etxebarria, Oscar Posada-Ureta, Alejandra Delgado, Asier Vallejo

Publikováno v: Talanta. 117

In this study a priority organic pollutants usually found in environmental water samples were considered to accomplish two extraction and analysis approaches. Among those compounds organochlorine compounds, pesticides, phthalates, phenols and residue

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3701df0d78e317a20297331e0bc08dae
https://pubmed.ncbi.nlm.nih.gov/24209370

Zobrazit plný text záznamu

Membrane assisted solvent extraction coupled to large volume injection-gas chromatography-mass spectrometry for trace analysis of synthetic musks in environmental water samples

Autor: Maitane Olivares, Nestor Etxebarria, Patricia Navarro, Oscar Posada-Ureta, Asier Vallejo, Olatz Zuloaga

Publikováno v: Journal of chromatography. A. 1227

This work describes the optimisation, validation and application of membrane assisted solvent extraction (MASE) together with a large volume injection (LVI) in a programmable temperature vaporisation (PTV) injector coupled to gas chromatography-mass

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c77f584e66e93ec963001457732920f6
https://pubmed.ncbi.nlm.nih.gov/22265174

Zobrazit plný text záznamu

Vyhledávací nástroje:

Upřesnit hledání