1.
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8 p, 3.1 MB |
Mycobacterium detection method combining filtration, immunomagnetic separation, and electrochemical readout in a portable biosensing device
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Mesas Gómez, Melania (Universitat Autònoma de Barcelona. Institut de Biotecnologia i de Biomedicina "Vicent Villar Palasí") ;
Molina-Moya, Barbara (Institut Germans Trias i Pujol) ;
de Araújo, Bárbara Camila (Universidade Estadual Paulista. Instituto de Química) ;
Pallarès-Rusiñol, Arnau (BioEclosion S.L.) ;
Ferrer-Dalmau, Jofre (BioEclosion S.L.) ;
Boldrin Zanoni, Maria Valnice (Universidade Estadual Paulista. Instituto de Química) ;
Domínguez, José (Universitat Autònoma de Barcelona. Departament de Genètica i de Microbiologia) ;
Julián Gómez, Esther (Universitat Autònoma de Barcelona. Departament de Genètica i de Microbiologia) ;
Pividori, María Isabel (Universitat Autònoma de Barcelona. Departament de Química)
This study addresses a straightforward and highly sensitive approach for detecting Mycobacterium fortuitum. The method involves a combination of filtration and direct immunomagnetic separation to isolate the bacteria retained on filters for further electrochemical magneto immunosensing in a handheld device. [...]
2024 - 10.1016/j.snb.2023.135211
Sensors and actuators. B, Chemical, Vol. 403 (March 2024) , art. 135211
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2.
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13 p, 1.4 MB |
Improved biosensing of Legionella by integrating filtration and immunomagnetic separation of the bacteria retained in filters
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Mesas Gómez, Melania (Universitat Autònoma de Barcelona. Institut de Biotecnologia i de Biomedicina "Vicent Villar Palasí") ;
Molina-Moya, Barbara (Institut Germans Trias i Pujol) ;
de Araújo, Bárbara Camila (Universidade Estadual Paulista. Department of Analytical Chemistry) ;
Boldrin Zanoni, Maria Valnice (Universidade Estadual Paulista. Department of Analytical Chemistry) ;
Julián Gómez, Esther (Universitat Autònoma de Barcelona. Departament de Genètica i de Microbiologia) ;
Domínguez, José (Universitat Autònoma de Barcelona. Departament de Genètica i de Microbiologia) ;
Pividori, María Isabel (Universitat Autònoma de Barcelona. Departament de Química)
A novel approach is presented that combines filtration and the direct immunomagnetic separation of the retained bacteria Legionella in filters, for further electrochemical immunosensing. This strategy allows for the separation and preconcentration of the water-borne pathogen from high-volume samples, up to 1000 mL. [...]
2024 - 10.1007/s00604-023-06122-1
Mikrochimica acta, Vol. 191, Issue 2 (February 2024) , art. 82
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3.
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32 p, 1.2 MB |
Biotinylated phosphorus dendrimers as control line in nucleic acid lateral flow tests
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Vidal, Laura (Universitat Autònoma de Barcelona. Departament de Química) ;
Ben Aissa Soler, Alejandra (Universitat Autònoma de Barcelona. Departament de Química) ;
Salabert Sabaté, Jordi (Universitat Autònoma de Barcelona. Departament de Química) ;
Jara, José Juan (Universitat Autònoma de Barcelona. Departament de Química) ;
Vallribera Massó, Adelina (Universitat Autònoma de Barcelona. Departament de Química) ;
Pividori, María Isabel (Universitat Autònoma de Barcelona. Departament de Química) ;
Sebastián Pérez, Rosa Maria (Universitat Autònoma de Barcelona. Departament de Química)
Lateral flow assays (LFA) are an affordable, easy-to-use, qualitative rapid test for clinical diagnosis in nonlaboratory environments and low-resource facilities. The control line of these tests is very important to provide a valid result, confirming that the platform operates correctly. [...]
2020 - 10.1021/acs.biomac.0c00161
Biomacromolecules, Vol. 21, Issue 3 (March 2020) , p. 1315-1323
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4.
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23 p, 7.2 MB |
Comparing nucleic acid lateral flow and electrochemical genosensing for the simultaneous detection of foodborne pathogens
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Ben Aissa Soler, Alejandra (Universitat Autònoma de Barcelona. Departament de Química) ;
Jara, José Juan (Universitat Autònoma de Barcelona. Departament de Química) ;
Sebastián Pérez, Rosa Maria (Universitat Autònoma de Barcelona. Departament de Química) ;
Vallribera Massó, Adelina (Universitat Autònoma de Barcelona. Departament de Química) ;
Campoy Sánchez, Susana (Universitat Autònoma de Barcelona. Departament de Genètica i de Microbiologia) ;
Pividori, María Isabel (Universitat Autònoma de Barcelona. Departament de Química)
Due to the increasing need of rapid tests for application in low resource settings, WHO summarized their ideal features under the acronym ASSURED (Affordable, Sensitive, Specific, User-friendly, Rapid and Robust, Equipment-free, Delivered to those who need it). [...]
2017 - 10.1016/j.bios.2016.08.046
Biosensors & bioelectronics, Vol. 88 (February 2017) , p. 265-272
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5.
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23 p, 2.5 MB |
Extracellular vesicles, the emerging mirrors of brain physiopathology
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Cano, Amanda (Ace Alzheimer Center Barcelona) ;
Ettcheto, Miren (Centro de Investigación Biomédica en Red sobre Enfermedades Neurodegenerativas) ;
Bernuz, Mireia (Universitat Autònoma de Barcelona. Departament de Química) ;
Puerta, Raquel (Ace Alzheimer Center Barcelona) ;
Esteban de Antonio, Ester (Ace Alzheimer Center Barcelona) ;
Sánchez-López, Elena (Centro de Investigación Biomédica en Red sobre Enfermedades Neurodegenerativas) ;
Souto, Eliana B. (Universidade do Porto. Faculdade de Farmácia) ;
Camins, Antoni (Universitat de Barcelona. Departament de Farmacologia, Toxicologia i Química Terapèutica) ;
Martí, Mercè (Universitat Autònoma de Barcelona. Institut de Biotecnologia i de Biomedicina "Vicent Villar Palasí") ;
Pividori, María Isabel (Universitat Autònoma de Barcelona. Institut de Biotecnologia i de Biomedicina "Vicent Villar Palasí") ;
Boada, Mercè (Ace Alzheimer Center Barcelona) ;
Ruiz, Agustín (Ace Alzheimer Center Barcelona)
Extracellular vesicles are secreted by a wide variety of cells, and their primary functions include intercellular communication, immune responses, human reproduction, and synaptic plasticity. Their molecular cargo reflects the physiological processes that their cells of origin are undergoing. [...]
2023 - 10.7150/ijbs.79063
International journal of biological sciences, Vol. 19, issue 3 (2023) , p. 721-743
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6.
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19 p, 5.2 MB |
Plasma extracellular vesicles reveal early molecular differences in amyloid positive patients with early-onset mild cognitive impairment
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Cano, Amanda (Centro de Investigación Biomédica en Red sobre Enfermedades Neurodegenerativas) ;
Esteban-De Antonio, Ester (Universitat Internacional de Catalunya) ;
Bernuz, Mireia (Universitat Autònoma de Barcelona. Departament de Química) ;
Puerta, Raquel (Universitat Internacional de Catalunya) ;
García-González, Pablo (Centro de Investigación Biomédica en Red sobre Enfermedades Neurodegenerativas) ;
De Rojas, Itziar (Centro de Investigación Biomédica en Red sobre Enfermedades Neurodegenerativas) ;
Olivé, Claudia (Universitat Internacional de Catalunya. Ace Alzheimer Center Barcelona) ;
Pérez-Cordón, Alba (Universitat Internacional de Catalunya) ;
Montrreal, Laura (Universitat Internacional de Catalunya) ;
Núñez-Llaves, Raúl (Universitat Internacional de Catalunya) ;
Sotolongo Grau, Oscar (Universitat Internacional de Catalunya) ;
Alarcón-Martín, Emilio (Universitat Internacional de Catalunya) ;
Valero, Sergi (Centro de Investigación Biomédica en Red sobre Enfermedades Neurodegenerativas) ;
Alegret, Montserrat (Centro de Investigación Biomédica en Red sobre Enfermedades Neurodegenerativas) ;
Martín, Elvira (Universitat Internacional de Catalunya) ;
Martino-Adami, Pamela V. (University of Cologne. Department of Psychiatry and Psychotherapy) ;
Ettcheto, Miren (Universitat de Barcelona. Institut de Neurociències) ;
Camins, Antoni (Universitat de Barcelona. Institut de Neurociències) ;
Vivas, Assumpta (Clínica Corachan) ;
Gomez-Chiari, Marta (Clínica Corachan) ;
Tejero, Miguel Ángel (Clínica Corachan) ;
Orellana, Adelina (Centro de Investigación Biomédica en Red sobre Enfermedades Neurodegenerativas) ;
Tárraga, Lluís (Centro de Investigación Biomédica en Red sobre Enfermedades Neurodegenerativas) ;
Marquié, Marta (Centro de Investigación Biomédica en Red sobre Enfermedades Neurodegenerativas) ;
Ramirez, Alfredo (Cluster of Excellence Cellular Stress Responses in Aging-Associated Diseases (CECAD), University of Cologne) ;
Martí, Mercè (Universitat Autònoma de Barcelona. Departament de Química) ;
Pividori, María Isabel (Universitat Autònoma de Barcelona. Institut de Biotecnologia i de Biomedicina "Vicent Villar Palasí") ;
Boada, Mercè (Centro de Investigación Biomédica en Red sobre Enfermedades Neurodegenerativas) ;
Ruiz, Agustín (Centro de Investigación Biomédica en Red sobre Enfermedades Neurodegenerativas)
In the clinical course of Alzheimer's disease (AD) development, the dementia phase is commonly preceded by a prodromal AD phase, which is mainly characterized by reaching the highest levels of Aβ and p-tau-mediated neuronal injury and a mild cognitive impairment (MCI) clinical status. [...]
2023 - 10.1186/s12951-023-01793-7
Journal of nanobiotechnology, Vol. 21 (February 2023) , art. 54
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7.
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21 p, 538.2 KB |
Development and application of an electronic tongue for detection and monitoring of nitrate, nitrite and ammonium levels in waters
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Nuñez, L. (Universidade Estadual Paulista. Instituto de Química. Departamento de Química Analítica (Brazil)) ;
Cetó Alsedà, Xavier (Universitat Autònoma de Barcelona. Departament de Química) ;
Pividori, María Isabel (Universitat Autònoma de Barcelona. Departament de Química) ;
Zanoni, Maria Valnice (Universidade Estadual Paulista. Instituto de Química. Departamento de Química Analítica (Brazil)) ;
Valle Zafra, Manuel del (Universitat Autònoma de Barcelona. Departament de Química)
This work presents the first study and development of an electronic tongue analysis system for the monitoring of nitrogen stable species: nitrate, nitrite and ammonium in water. The electronic tongue was composed of an array of 15 potentiometric poly(vinyl chloride) membrane sensors sensitive to cations and anions plus an artificial neural network (ANN) response model. [...]
2013 - 10.1016/j.microc.2013.04.018
Microchemical Journal, Vol. 110 (September 2013) , p. 273-279
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9.
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13 p, 2.6 MB |
Immunomagnetic separation improves the detection of mycobacteria by paper-based lateral and vertical flow immunochromatographic assays
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Ben Aissa Soler, Alejandra (Universitat Autònoma de Barcelona. Departament de Química) ;
Julián Gómez, Esther (Universitat Autònoma de Barcelona. Departament de Genètica i de Microbiologia) ;
Zanoni, Maria Valnice (São Paulo State University. Department of Analytical Chemistry) ;
Pividori, María Isabel (Universitat Autònoma de Barcelona. Institut de Biotecnologia i de Biomedicina "Vicent Villar Palasí")
This work addresses a method that combines immunomagnetic separation (IMS) and paperbased nucleic acid immunochromatographic assay for the sensitive detection of Mycolicibacterium fortuitum (basonym Mycobacterium fortuitum) In particular, the preconcentration of the bacteria was achieved by using magnetic particles modified with an antibody specific towards mycobacteria. [...]
2021 - 10.3390/s21185992
Sensors (Basel, Switzerland), Vol. 21, Issue 18 (September 2021) , art. 5992
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10.
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12 p, 1.0 MB |
A Sensitive Aptasensor Using Biotin-Streptavidin System for Patulin Detection in Apple Juice
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Tang, Xiaoqian (Université de Perpignan Via Domitia) ;
Zhang, Qi (Ministry of Agriculture and Rural Affairs. Quality Inspection and Test Center for Oilseeds Products) ;
Pividori, María Isabel (Universitat Autònoma de Barcelona. Departament de Química) ;
Zhang, Zhaowei (Ministry of Agriculture and Rural Affairs. Laboratory of Risk Assessment for Oilseeds Products) ;
Marty, Jean-Louis (Sensbiotech) ;
Catanante, Gaëlle (Université de Perpignan Via Domitia)
Patulin contamination in fruits, vegetables, and their products is considered a serious health risk factor for food safety and human health. Thus, a rapid, simple detection method for patulin is becoming important, which could provide a tool for routine screening and food surveys. [...]
2022 - 10.3390/bios12020059
Biosensors, Vol. 12, Issue 2 (January 2022) , art. 59
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