Results overview: Found 22 records in 0.02 seconds.
Articles, 18 records found
Research literature, 4 records found
Articles 18 records found  1 - 10next  jump to record:
1.
25 p, 1.1 MB Improving sensitivity of gold nanoparticle-based lateral flow assays by using wax-printed pillars as delay barriers of microfluidics / Rivas, Lourdes (Institut Català de Nanociència i Nanotecnologia) ; Medina-Sánchez, Mariana (Institut Català de Nanociència i Nanotecnologia) ; De La Escosura-Muñiz, Alfredo (Institut Català de Nanociència i Nanotecnologia) ; Merkoçi, Arben (Institut Català de Nanociència i Nanotecnologia)
Although lateral flow assays (LFAs) are currently being used in some point-of-care applications (POC), they cannot still be extended to a broader range of analytes for which higher sensitivities and lower detection limits are required. [...]
2014 - 10.1039/c4lc00972j
Lab on a chip, Vol. 14, issue 22 (Nov. 2014) , p. 4406-4414  
2.
Iridium oxide (IV) nanoparticle-based lateral flow immunoassay / Quesada González, Daniel (Institut Català de Nanociència i Nanotecnologia) ; Sena Torralba, Amadeo (Institut Català de Nanociència i Nanotecnologia) ; Wicaksono, Wiyogo Prio (University of Indonesia. Department of Chemistry) ; De la Escosura Muñiz, Alfredo (Institut Català de Nanociència i Nanotecnologia) ; Ivandini, Tribidasari A. (University of Indonesia. Department of Chemistry) ; Merkoçi, Arben (Institut Català de Nanociència i Nanotecnologia)
Lateral flow biosensors are paper-based devices that allow the detection of different types of analytes with quickness, robustness and selectivity, without leaving behind paper sensors benefits as low-cost, recyclability and sustainability. [...]
2019 - 10.1016/j.bios.2019.02.049
Biosensors and bioelectronics, Vol. 132 (May 2019) , p. 132-135  
3.
Signal enhancement on gold nanoparticle-based lateral flow tests using cellulose nanofibers / Quesada González, Daniel (Institut Català de Nanociència i Nanotecnologia) ; Stefani, Christina (Institut Català de Nanociència i Nanotecnologia) ; González Tovar, Israel (Universitat de Girona) ; De la Escosura Muñiz, Alfredo (Institut Català de Nanociència i Nanotecnologia) ; Domingo Marimon, Neus (Institut Català de Nanociència i Nanotecnologia) ; Mutjé, Pere (Universitat de Girona) ; Merkoçi, Arben (Institut Català de Nanociència i Nanotecnologia)
Lateral flow paper-based biosensors merge as powerful tools in point-of-care diagnostics since they are cheap, portable, robust, selective, fast and easy to use. However, the sensitivity of this type of biosensors is not always as high as required, often not permitting a clear quantification. [...]
2019 - 10.1016/j.bios.2019.111407
Biosensors and bioelectronics, Vol. 141 (September 2019) , art. 111407  
4.
23 p, 1.3 MB In Situ Plant Virus Nucleic Acid Isothermal Amplification Detection on Gold Nanoparticle-Modified Electrodes / Khater, Mohga (Institut Català de Nanociència i Nanotecnologia) ; De la Escosura Muñiz, Alfredo (Institut Català de Nanociència i Nanotecnologia) ; Altet, Laura (Vetgenomics) ; Merkoçi, Arben (Institut Català de Nanociència i Nanotecnologia)
Solid-phase isothermal recombinase polymerase amplification (RPA) offers many benefits over the standard RPA in homogeneous phase in terms of sensitivity, portability, and versatility. However, RPA devices reported to date are limited by the need for heating sources to reach sensitive detection. [...]
2019 - 10.1021/acs.analchem.9b00340
Analytical chemistry, Vol. 91, Issue 7 (April 2019) , p. 4790-4796  
5.
8 p, 4.7 MB Low-Cost Strategy for the Development of a Rapid Electrochemical Assay for Bacteria Detection Based on AuAg Nanoshells / Russo, Lorenzo (Institut Català de Nanociència i Nanotecnologia) ; Leva Bueno, Juan (Institut Català de Nanociència i Nanotecnologia) ; Bergua, José Francisco (Institut Català de Nanociència i Nanotecnologia) ; Costantini, Monica (University of Parma) ; Giannetto, Marco (University of Parma) ; Puntes, Víctor (Institut Català de Nanociència i Nanotecnologia) ; De la Escosura Muñiz, Alfredo (Institut Català de Nanociència i Nanotecnologia) ; Merkoçi, Arben (Institut Català de Nanociència i Nanotecnologia)
A low-cost strategy for the simple and rapid detection of bacterial cells in biological matrixes is presented herein. Escherichia coli and Salmonella typhimurium were chosen as model bacteria for the development of an electrochemical assay based on hollow AuAg nanoshells (NSs). [...]
2018 - 10.1021/acsomega.8b02458
ACS omega, Vol. 3, Issue 12 (December 2018) , p. 18849-18856  
6.
24 p, 1.1 MB Fully printed one-step biosensing device using graphene/AuNPs composite / Nagar, Bhawna (Institut Català de Nanociència i Nanotecnologia) ; Balsells, Marc (Institut Català de Nanociència i Nanotecnologia) ; De la Escosura Muñiz, Alfredo (Institut Català de Nanociència i Nanotecnologia) ; Gómez Romero, Pedro 1959- (Institut Català de Nanociència i Nanotecnologia) ; Merkoçi, Arben (Institut Català de Nanociència i Nanotecnologia)
Driven by the growing need of simple, cost efficient and flexible sensing systems, we have designed here a fully printed Reduced Graphene Oxide (rGO) based impedimetric sensor for one step sensing of DNA. [...]
2019 - 10.1016/j.bios.2018.09.073
Biosensors and bioelectronics, Vol. 129 (March 2019) , p. 238-244  
7.
8 p, 589.1 KB Iridium oxide (IV) nanoparticle-based electrocatalytic detection of PBDE / Quesada González, Daniel (Institut Català de Nanociència i Nanotecnologia) ; Baiocco, Alessandra (Università di Roma) ; Martos, Andrea A. (Institut Català de Nanociència i Nanotecnologia) ; De la Escosura Muñiz, Alfredo (Institut Català de Nanociència i Nanotecnologia) ; Palleschi, Giuseppe (Università di Roma) ; Merkoçi, Arben (Institut Català de Nanociència i Nanotecnologia)
Polybrominated diphenyl ethers (PBDEs) are a type of flame retardants which are currently banned in EU and USA due their hazardousness for humans and mammals. However, these compounds were highly used during more than 30 years and still persist in the environment since they are resistant to degradation. [...]
2019 - 10.1016/j.bios.2018.11.050
Biosensors and bioelectronics, Vol. 127 (February 2019) , p. 150-154  
8.
11 p, 1.9 MB Immunosensing using nanoparticles / De la Escosura Muñiz, Alfredo (Instituto de Nanociencia de Aragón) ; Parolo, Claudio (Institut Català de Nanociència i Nanotecnologia) ; Merkoçi, Arben (Institut Català de Nanociència i Nanotecnologia)
Immunosensing technology is taking advantage of the lastest developments in materials science and inparticular from the nanomaterials field. Because of their unprecedented optical tunability as well as electrical and electrochemical qualities, we are seeing significant developments in the design of novel immunoassays; various conventional optical and electrical platforms which allow for future applications in several fields are being used. [...]
2010 - 10.1016/S1369-7021(10)70125-5
Materials Today, Vol. 13, Issue 7-8 (2010) , p. 24-34  
9.
21 p, 976.8 KB Alzheimer disease biomarker detection through electrocatalytic water oxidation induced by iridium oxide nanoparticles / Rivas, Lourdes (Institut Català de Nanociència i Nanotecnologia) ; De la Escosura Muñiz, Alfredo (Institut Catala de Nanociència i Nanotecnologia) ; Pons Picart, Josefina (Universitat Autònoma de Barcelona. Departament de Química) ; Merkoçi, Arben (Institut Català de Nanociència i Nanotecnologia)
Iridium oxide nanoparticles (IrO NPs) synthesized following a previously reported chemical route are presented as novel tags for immunosensing taking advantage of their electrocatalytic activity towards water oxidation reaction (WOR). [...]
2014 - 10.1002/elan.201400027
Electroanalysis, Vol. 26, issue 6 (June 2014) , p. 1287-1294  
10.
26 p, 1.2 MB Electrochemical detection of plant virus using gold nanoparticle-modified electrodes / Khater, Mohga (Institut Català de Nanociència i Nanotecnologia) ; De la Escosura Muñiz, Alfredo (Institut Català de Nanociència i Nanotecnologia) ; Quesada González, Daniel (Institut Català de Nanociència i Nanotecnologia) ; Merkoçi, Arben (Institut Català de Nanociència i Nanotecnologia)
Tristeza is one of the destructive diseases of citrus causing by citrus tristeza virus (CTV). Historically, CTV has been associated with serious outbreaks of quick decline of citrus, therefore CTV monitoring is important aspect for avoiding such re-emerging epidemics, which would threat citrus production through the world. [...]
2019 - 10.1016/j.aca.2018.09.031
Analytica chimica acta, Vol. 1046 (January 2019) , p. 123-131  

Articles : 18 records found   1 - 10next  jump to record:
Research literature 4 records found  
1.
217 p, 3.7 MB Electrochemical and optical nanoparticlebased biosensors for point-of-care applications / Rivas Torcates, Lourdes ; Pons Picart, Josefina, dir. (Universitat Autònoma de Barcelona. Departament de Química) ; De la Escosura Muñiz, Alfredo, dir. (Institut Català de Nanociència i Nanotecnologia) ; Merkoçi, Arben, dir. (Institut Català de Nanociència i Nanotecnologia) ; Universitat Autònoma de Barcelona. Departament de Química
[Barcelona] : Universitat Autònoma de Barcelona, 2015  
2.
164 p, 4.1 MB Study and development of new biosensors based on nanoparticles and nanochannels / Espinoza Castañeda, Marisol ; Merkoçi, Arben, dir. (Institut Català de Nanociència i Nanotecnologia) ; De la Escosura Muñiz, Alfredo, dir. (Institut Català de Nanociència i Nanotecnologia) ; Universitat Autònoma de Barcelona. Departament de Pediatria, d'Obstetrícia i Ginecologia i de Medicina Preventiva
En el capítulo 1, se presenta una introducción general sobre el uso de nanomateriales en sistemas de biosensores electroquímicos, centrada principalmente en nanopartículas de oro y de Azul de Prusia así como en nanocanales. [...]
A general overview about the use of nanomaterials in electrochemical biosensing, focusing on gold nanoparticles (AuNPs), Prussian blue nanoparticles (PBNPs) and nanochannels is given in Chapter 1. A special emphasis is given to the approaches based on solid-state nanochannel array devices (nanoporous membranes) including the state-of-the-art of their applications in biosensing. [...]

[Barcelona] : Universitat Autònoma de Barcelona, 2014  
3.
217 p, 5.0 MB Plastic and paper platforms for nanoparticle based immunosensors / Parolo, Claudio ; Merkoçi, Arben, dir. (Institut Català de Nanociència i Nanotecnologia) ; De la Escosura Muñiz, Alfredo, dir. (Institut Català de Nanociència i Nanotecnologia) ; Villaverde Corrales, Antonio, tutor (Universitat Autònoma de Barcelona. Departament de Genètica i de Microbiologia) ; Universitat Autònoma de Barcelona. Departament de Genètica i de Microbiologia
La tesis titulada "Plastic and paper platforms for nanoparticle based immunosensors" presentada como compendio de publicaciones, muestra avances significativos en el campo de los biosensores ópticos y electroquímicos. [...]
The thesis entitled "Plastic and paper platforms for nanoparticle based immunosensors" is presented as a compendium of publications and shows important improvements in the field of biosensors. In the Introduction (Chapter 1) the importance of immunosensors based on nanoparticles and on paper platforms is discussed. [...]

[Barcelona] : Universitat Autònoma de Barcelona, 2014  
4.
229 p, 8.1 MB Electrocatalytic nanoparticle based sensing for diagnostics / Maltez da Costa, Marisa ; Merkoçi, Arben, dir. (Universitat Autònoma de Barcelona. Departament de Química) ; De la Escosura Muñiz, Alfredo, dir. (Institut Català de Nanociència i Nanotecnologia) ; Universitat Autònoma de Barcelona. Departament de Bioquímica i de Biologia Molecular
An early and accurate diagnosis is the key to the effective and ultimately successful treatment of a large number of diseases, and only sensitive detection methods allow an early diagnosis. Current methods, employed in the clinical area, are often time-consuming, expensive, and require advanced instrumentation and high skilled professionals. [...]
[Barcelona] : Universitat Autònoma de Barcelona, 2012  

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