Articles

Articles 25 records found  previous11 - 20next  jump to record: Search took 0.01 seconds. 
11.
13 p, 1.4 MB Low-cost vertical taper for highly efficient light in-coupling in bimodal nanointerferometric waveguide biosensors / Grajales García, Daniel (Institut Català de Nanociència i Nanotecnologia) ; Fernández Gavela, Adrián (Institut Català de Nanociència i Nanotecnologia) ; Domínguez Horna, Carlos (Institut de Microelectrònica de Barcelona) ; Sendra Sendra, José Ramón (Universidad de Las Palmas) ; Lechuga, Laura M. (Institut Català de Nanociència i Nanotecnologia)
There is still the need for a compact and cost-effective solution for efficient light in-coupling in integrated waveguides employed in photonic biosensors, especially when these waveguides are of submicron dimensions and operate at visible wavelengths. [...]
2019 - 10.1088/2515-7647/aafebb
JPhys Photonics, Vol. 1, Núm. 2 (February 2019) , art. 25002  
12.
Label-free DNA-methylation detection by direct ds-DNA fragment screening using poly-purine hairpins / Sánchez Huertas, César (Institut Català de Nanociència i Nanotecnologia) ; Aviñó, Anna (Institut de Química Avançada de Catalunya) ; Kurachi, Cristina (Institut Català de Nanociència i Nanotecnologia) ; Piqué, Albert (Institut Català de Nanociència i Nanotecnologia) ; Sandoval, Juan (Institut de Recerca Biomèdia Bellvitge) ; Eritja, Ramon (Institut de Química Avançada de Catalunya) ; Esteller, Manel (Institucio Catalana de Recerca i Estudis Avançats (ICREA)) ; Lechuga, Laura M. (Institut Català de Nanociència i Nanotecnologia)
Cancer diagnosis continuously evolves due to the better understanding of tumorigenic processes. DNA-methylation is consolidated as an effective biomarker for cancer prognosis and diagnostic even in tumors of unknown origin. [...]
2018 - 10.1016/j.bios.2018.08.027
Biosensors and bioelectronics, Vol. 120 (November 2018) , p. 47-54  
13.
10 p, 1.1 MB Label-Free and Real-Time Detection of Tuberculosis in Human Urine Samples Using a Nanophotonic Point-of-Care Platform / Ramírez Priego, Patricia (Institut Català de Nanociència i Nanotecnologia) ; Martens, Daan (Ghent University) ; Elamin, Ayssar A. (LIONEX Diagnostics and Therapeutics GmbH) ; Soetaert, Pieterjan (Trinean NV) ; Van Roy, Wim (Imec) ; Vos, Rita (Imec) ; Anton, Birgit (Microfluidic ChipShop GmbH) ; Bockstaele, Ronny (Trinean NV) ; Becker, Holger (Microfluidic ChipShop GmbH) ; Singh, M. (LIONEX Diagnostics and Therapeutics GmbH) ; Bienstman, Peter (Ghent University) ; Lechuga, Laura M. (Institut Català de Nanociència i Nanotecnologia)
Tuberculosis (TB) is the leading global cause of death from a single infectious agent. Registered incidence rates are low, especially in low-resource countries with weak health systems, due to the disadvantages of current diagnostic techniques. [...]
2018 - 10.1021/acssensors.8b00393
ACS Sensors, Vol. 3, Núm. 10 (September 2018) , p. 2079-2086  
14.
18 p, 1.4 MB Building of a flexible microfluidic plasmo-nanomechanical biosensor for live cell analysis / Solís Tinoco, Verónica Iraís (Institut Català de Nanociència i Nanotecnologia) ; Márquez, Salomón (Institut Català de Nanociència i Nanotecnologia) ; Quesada-López, Tania (Universitat de Barcelona. Departament de Bioquímica i Biomedicina Molecular) ; Villarroya, Francesc (Universitat de Barcelona. Departament de Bioquímica i Biomedicina Molecular) ; Homs Corbera, Antoni (Institut Català de Nanociència i Nanotecnologia) ; Lechuga, Laura M. (Institut Català de Nanociència i Nanotecnologia)
Biosensor devices can constitute an advanced tool for monitoring and study complex dynamic biological processes, as for example cellular adhesion. Cellular adhesion is a multipart process with crucial implications in physiology (i. [...]
2019 - 10.1016/j.snb.2019.04.038
Sensors and actuators, B: Chemical, Vol. 291 (July 2019) , p. 48-57  
15.
14 p, 1.8 MB Electrochemical Biosensor Based on Optimized Biocomposite for Organophosphorus and Carbamates Pesticides Detection / Montes Martínez, Raquel (Universitat Autònoma de Barcelona. Departament d'Enginyeria Química, Biològica i Ambiental) ; Céspedes Mulero, Francisco (Universitat Autònoma de Barcelona. Departament de Química) ; Gabriel Buguña, David (Universitat Autònoma de Barcelona. Departament d'Enginyeria Química, Biològica i Ambiental) ; Baeza Labat, Maria del Mar (Universitat Autònoma de Barcelona. Departament de Química)
This paper presents the characterization and optimization of biosensors based on graphite-epoxy which incorporates the enzyme acetylcholinesterase (AChE). By means of advanced electrochemical techniques, such as electrochemical impedance spectroscopy (EIS) and cyclic voltammetry (CV), the characterization and optimization of graphite-epoxy-AChE biosensors have been performed. [...]
2018 - 10.1155/2018/7093606
Journal of Nanomaterials, Vol. 2018 (2018) , art. 7093606  
16.
11 p, 2.1 MB Label-free aptasensor for lysozyme detection using electrochemical impedance spectroscopy / Ortiz-Aguayo, Dionisia (Universitat Autònoma de Barcelona. Departament de Química) ; Valle Zafra, Manuel del (Universitat Autònoma de Barcelona. Departament de Química)
This research develops a label-free aptamer biosensor (aptasensor) based on graphite-epoxy composite electrodes (GECs) for the detection of lysozyme protein using Electrochemical Impedance Spectroscopy (EIS) technique. [...]
2018 - 10.3390/s18020354
Sensors, Vol. 18 Núm. 2 (February 2018) , art. 354  
17.
10 p, 957.5 KB Direct and Label-Free Quantification of Micro-RNA-181a at Attomolar Level in Complex Media Using a Nanophotonic Biosensor / Sánchez Huertas, César (Institut Català de Nanociència i Nanotecnologia) ; Fariña, David (Institut Català de Nanociència i Nanotecnologia) ; Lechuga, Laura M. (Institut Català de Nanociència i Nanotecnologia)
Micro-RNA signatures have emerged as advantageous biomarkers for disease prediction opening the route for the development of more direct and accurate therapies. There is an urgent need for reliable tools which can offer fast, highly sensitive, and selective detection of multiple miRNAs in complex matrices as opposed to the conventional techniques. [...]
2016 - 10.1021/acssensors.6b00162
ACS Sensors, Vol. 1, Núm. 6 (June 2016) , p. 748-756  
18.
17 p, 782.3 KB Sensitive and label-free detection of miRNA-145 by triplex formation / Aviñó, Anna (Institut de Química Avançada de Catalunya) ; Sánchez Huertas, César (Institut Català de Nanociència i Nanotecnologia) ; Lechuga, Laura M. (Institut Català de Nanociència i Nanotecnologia) ; Eritja, Ramon (Institut de Química Avançada de Catalunya)
The development of new strategies for detecting microRNAs (miRNAs) has become a crucial step in the diagnostic field. miRNA profiles depend greatly on the sample and the analytical platform employed, leading sometimes to contradictory results. [...]
2016 - 10.1007/s00216-015-9180-6
Analytical and Bioanalytical Chemistry, Vol. 408, Issue 3 (January 2016) , p. 885-893  
19.
34 p, 1.8 MB Mobile phone-based biosensing : An emerging "diagnostic and communication" technology / Quesada González, Daniel (Institut Català de Nanociència i Nanotecnologia) ; Merkoçi, Arben (Institut Català de Nanociència i Nanotecnologia)
In this review we discuss recent developments on the use of mobile phones and similar devices for biosensing applications in which diagnostics and communications are coupled. Owing to the capabilities of mobile phones (their cameras, connectivity, portability, etc. [...]
2017 - 10.1016/j.bios.2016.10.062
Biosensors and Bioelectronics, Vol. 92 (June 2017) , p. 549-562  
20.
50 p, 1.9 MB Biosensors for plant pathogen detection / Khater, Mohga (Institut Catala de Nanociència i Nanotecnologia) ; De la Escosura Muñiz, Alfredo (Institut Catala de Nanociència i Nanotecnologia) ; Merkoçi, Arben (Institut Català de Nanociència i Nanotecnologia)
2017 - 10.1016/j.bios.2016.09.091
Biosensors and bioelectronics, Vol. 93 (July 2017) , p. 72-86  

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