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Electrochemical capacitive biosensors for point-of-care diagnostics: Principles and applications
(2016-01-01)
Before introducing the concepts involved in using capacitance measurements as an approach to transducer biological event into a measurable electrical signal, through electrochemistry interfaces, we will shortly make reference ...
Label free redox capacitive biosensing
(2013-12-15)
A surface confined redox group contributes to an interfacial charging (quantifiable by redox capacitance) that can be sensitively probed by impedance derived capacitance spectroscopy. In generating mixed molecular films ...
Label free redox capacitive biosensing
(2013-12-15)
A surface confined redox group contributes to an interfacial charging (quantifiable by redox capacitance) that can be sensitively probed by impedance derived capacitance spectroscopy. In generating mixed molecular films ...
Perspectives on and Precautions for the Uses of Electric Spectroscopic Methods in Label-free Biosensing Applications
(2019-01-01)
Label-free approaches for molecular diagnostic applications are appealing because of their inherent point-of-care advantages. Nonetheless, technical challenges impose a limit on the use of these methods as will be discussed ...
Serological point-of-care and label-free capacitive diagnosis of dengue virus infection
(2020-03-01)
Dengue non-structural protein 1 (NS1 DENV) is considered a biomarker for dengue fever in an early stage. A sensitive and rapid assay for distinguishing positive from negative dengue infection samples is imperative for ...
Comparing label free electrochemical impedimetric and capacitive biosensing architectures
(Elsevier B.V., 2014-07-15)
The transducer faradaic signals of molecularly receptive interfaces associated with specific target binding can be sensitively monitored by electrochemical impedance and/or capacitance spectroscopies. A comparative evaluation ...
Penicillin biosensor based on a capacitive field-effect structure functionalized with a dendrimer/carbon nanotube multilayer
(Elsevier Advanced TechnologyOxford, 2009-10)
Silicon-based sensors incorporating biomolecules are advantageous for processing and possible biological recognition in a small, reliable and rugged manufactured device. In this study, we report on the functionalization ...
Sensitive label-free electron chemical capacitive signal transduction for D-dimer electroanalysis
(2015-11-10)
D-dimer, an important biomarker in emergency medicine, was determined by applying a label-free electrochemical capacitive approach with an antibody-based selective biosensor consisting of an electroactive self-assembled ...