Results 11 to 20 of about 19,514 (161)

Paper surface modification strategies employing N-SBA-15/polymer composites in bioanalytical sensor design [PDF]

open access: yes, 2019
In this work, different paper surface modification strategies were compared to obtain an amine functionalized SBA-15 (N-SBA-15) composite for paper-based device development. The synthesized N-SBA-15 was characterized by N 2 adsorption-desorption isotherm,
Messina, Germán Alejandro   +7 more
core   +1 more source

Recent Progress in Optical Sensors for Biomedical Diagnostics [PDF]

open access: yes, 2020
In recent years, several types of optical sensors have been probed for their aptitude in healthcare biosensing, making their applications in biomedical diagnostics a rapidly evolving subject.
Altintas, Zeynep, Pirzada, Muqsit
core   +1 more source

Labeless and reversible immunosensor assay based upon an electrochemical current-transient protocol [PDF]

open access: yes, 2003
A novel labeless and reversible immunoassay based upon an electrochemical current-transient protocol is reported which offers many advantages in comparison to classical immuno-biochemical analyses in terms of simplicity, speed of response, reusability
Davis, Frank   +5 more
core   +1 more source

Development of a highly sensitive noncompetitive electrochemical immunosensor for the detection of atrazine by phage anti-immunocomplex assay [PDF]

open access: yes, 2014
The development of immunosensors for the detection of small molecules is of great interest because of their simplicity, high sensitivity and extended analytical range.
Arevalo, Fernando Javier   +5 more
core   +1 more source

A critical evaluation of direct electrical protein detection methods [PDF]

open access: yes, 1991
During the last decennia many protein-related electrical phenomena have been studied and applied in a variety of measuring systems, from simple metal electrodes with adsorbed proteins to sophisticated systems with lipid bilayers.
Bergveld, P.
core   +2 more sources

Electrochemical immunosensor based on polythionine/gold nanoparticles for the determination of Aflatoxin B1 [PDF]

open access: yes, 2008
An aflatoxin B1 (AFB1) electrochemical immunosensor was developed by the immobilisation of aflatoxin B1-bovine serum albumin (AFB1-BSA) conjugate on a polythionine (PTH)/gold nanoparticles (AuNP)-modified glassy carbon electrode (GCE).
Arotiba, Omotayo A.   +8 more
core   +4 more sources

Inhibition-based first-generation electrochemical biosensors: theoretical aspects and application to 2,4-dichlorophenoxy acetic acid detection [PDF]

open access: yes, 2016
In this work, several theoretical aspects involved in the first-generation inhibition-based electrochemical biosensor measurements have been discussed. In particular, we have developed a theoretical-methodological approach for the characterization of the
Antiochia, Riccarda   +6 more
core   +1 more source

Design of highly stabilized nanocomposite inks based on biodegradable polymer-matrix and gold nanoparticles for Inkjet Printing [PDF]

open access: yes, 2019
Nowadays there is a worldwide growing interest in the Inkjet Printing technology owing to its potentially high levels of geometrical complexity, personalization and resolution.
Aguilera Velázquez, José Raúl   +5 more
core   +1 more source

Navigating the Ethereal Tightrope: The Nanogenerator Manipulates Neurons for Immune Equilibrium

open access: yesAdvanced Science, EarlyView.
This review explores how nanogenerators modulate neuroimmune responses, offering innovative strategies for treating neurological disorders. By interfacing with neural pathways, they enable precise control of immune activity, especially via vagus nerve stimulation.
Jia Du   +5 more
wiley   +1 more source

Electrochemical sensing method for point-of-care cortisol detection in human immunodeficiency virus-infected patients [PDF]

open access: yes, 2015
A novel electrochemical sensing method was devised for the first time to detect plasma cortisol, a potential psychological stress biomarker, in human immunodeficiency virus (HIV)-positive subjects. A miniaturized potentiostat (reconfigured LMP91000 chip)
Atluri, Venkata   +6 more
core   +2 more sources

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