Results 21 to 30 of about 130,489 (298)

From Gas Sensors to Biomimetic Artificial Noses

open access: yesChemosensors, 2018
Since the first attempts to mimic the human nose with artificial devices, a variety of sensors have been developed, ranging from simple inorganic and organic gas detectors to biosensing elements incorporating proteins of the biological olfactory system ...
Paolo Pelosi, Jiao Zhu, Wolfgang Knoll
doaj   +1 more source

A case study in model-driven synthetic biology [PDF]

open access: yes, 2008
We report on a case study in synthetic biology, demonstrating the modeldriven design of a self-powering electrochemical biosensor. An essential result of the design process is a general template of a biosensor, which can be instantiated to be adapted ...
Trybiło, M   +5 more
core   +6 more sources

Design of Environmental Biosensor Based on Photonic Crystal Fiber with Bends Using Finite Element Method [PDF]

open access: yes, 2015
In this paper, a biosensor based on photonic crystal fiber (PCF) is proposed and designed using Full-Vectorial Finite Element Method (FVFEM). The proposed PCF sensor consists of three concentric circles surrounding the core.
Akowuah, Emmanuel Kofi   +9 more
core   +1 more source

Glucose Biosensor Based on Highly Dispersed Au Nanoparticles Supported on Palladium Nanowire Arrays

open access: yesInternational Journal of Electrochemical Science, 2010
A glucose biosensor was constructed by using highly dispersed gold nanoparticles supported on palladium nanowire arrays(Au-PdNWs)as sensing interface. The property of the biosensor was detected by cyclic voltammetry and chronoamperometry and the use of ...
Min Zhang   +3 more
doaj   +1 more source

Regenerable ZnO/GaAs Bulk AcousticWave Biosensor for Detection of Escherichia coli in “Complex” Biological Medium

open access: yes, 2021
International audienceA regenerable bulk acoustic wave (BAW) biosensor is developed for the rapid, label-free and selective detection of
Chawich, Juliana   +9 more
core   +1 more source

Biosynthesis of metallic nanoparticles using plant derivatives and their new avenues in pharmacological applications – An updated report

open access: yesSaudi Pharmaceutical Journal, 2014
The field of nanotechnology mainly encompasses with biology, physics, chemistry and material sciences and it develops novel therapeutic nanosized materials for biomedical and pharmaceutical applications.
Palaniselvam Kuppusamy   +3 more
doaj   +1 more source

A Silicon-Based Field-Effect Biosensor for Drug-Induced Cardiac Extracellular Calcium Ion Change Detection

open access: yesBiosensors, 2023
Calcium ions participate in the regulation of almost all biological functions of the body, especially in cardiac excitation–contraction coupling, acting as vital signaling through ion channels.
Yong Qiu   +10 more
doaj   +1 more source

Transdermal iontophoresis patch with reverse electrodialysis

open access: yesDrug Delivery, 2017
Reverse electrodialysis (RED) technology generates energy from the salinity gradient by contacting waters with different salinity. Herein, we develop the disposable skin patch using this eco-friendly energy.
Joon Lee   +5 more
doaj   +1 more source

Calpain small subunit homodimerization is robust and calcium‐independent

open access: yesFEBS Letters, EarlyView.
Calpains dimerize via penta‐EF‐hand (PEF) domains. Using single‐molecule force spectroscopy, we measured the strength and kinetics of PEF–PEF homodimer binding. The interaction is robust, shows a transient conformational step before dissociation, and remains largely insensitive to Ca2+.
Nesha May O. Andoy   +4 more
wiley   +1 more source

In-situ profiling of glycosylation on single cells with surface plasmon resonance imaging

open access: yesNature Communications
Cellular glycosylation is crucial for cell recognition, signal transduction, and the development of various diseases, especially in tumor initiation, progression, and metastasis.
Xiaoyin Liu   +8 more
doaj   +1 more source

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