Results 61 to 70 of about 65,340 (244)

A new lab-on-chip transmitter for the detection of proteins using RNA aptamers [PDF]

open access: yes, 2010
A new RNA aptamer based affinity biosensor for CReactive Protein (CRP), a risk marker for cardiovascular disease was developed using interdigitated capacitor (IDC), integrated in Voltage Controlled Oscillator (VCO) and output signal is amplified using ...
Gurbuz, Yasar   +11 more
core  

Fv antibodies to aflatoxin B1 derived from a pre-immunized antibody phage display library system [PDF]

open access: yes, 2002
The production and characterization of recombinant antibodies to aflatoxin B[SUB1] (AFB[SUB1]), a potent mycotoxin and carcinogen is described. The antibody fragments produced were then applied for use in a surface plasmon resonance-based biosensor ...
ANTHONY KILLARD   +13 more
core   +1 more source

Spatially Controlled 3‐D Multiplexed Aptamer Patterning in Hydrogels

open access: yesAdvanced Materials Interfaces, EarlyView.
A hydrogel platform based on norbornene‐functionalized polyvinyl alcohol enables high‐resolution, 3‐D multiplexed patterning of DNA aptamers via two‐photon polymerization. Two distinct aptamers are covalently immobilized with single micron‐scale precision across the x, y, and z dimensions.
Kevin Roost   +9 more
wiley   +1 more source

Review on carbon-derived, solid-state, micro and nano sensors for electrochemical sensing applications [PDF]

open access: yes, 2009
The aim of this review is to summarize the most relevant contributions in the development of electrochemical sensors based on carbon materials in the recent years.
Davidson, Jimmy L.   +4 more
core   +1 more source

Investigating the Mechanism of Ion Concentration Polarization Within Nanofluidic Hydrogel Membranes: Experiment and Simulation

open access: yesAdvanced Materials Interfaces, EarlyView.
Molecular dynamics simulations are employed to model ion concentration polarization (ICP) at the nanoscale, revealing fundamental electrokinetic behaviors that align with experimental observations. The study demonstrates how membrane charge, ionic strength, and electric fields affect ion localization and biomolecule trapping, providing mechanistic ...
Hiba Aljayyousi   +3 more
wiley   +1 more source

Field Effect Transistor Nanosensor for Breast Cancer Diagnostics [PDF]

open access: yes, 2012
Silicon nanochannel field effect transistor (FET) biosensors are one of the most promising technologies in the development of highly sensitive and label-free analyte detection for cancer diagnostics. With their exceptional electrical properties and small
Chen, Yu   +6 more
core  

Controlled Synthesis of Silver Nanoparticles Using Double Reductants and Its Voltammetric Characteristics Study [PDF]

open access: yes, 2016
Constructing robust silver nanoparticles (AgNPs) with good shape and dispersibility is of particular interest in analytical applications. Herein, monodispersibility AgNPs with the average size of 20 nm have been successfully prepared via one-pot method ...
Duan, Yubo, Jiang, Xiaochun, Xu, Zhihua
core   +2 more sources

Leveraging Design of Experiments to Unravel the Amplification Mechanism of Single‐Molecule Wide‐Field Biosensors

open access: yesAdvanced Materials Interfaces, EarlyView.
Detecting single molecules on large interfaces is challenging due to minimal perturbations on the sensing surface. Some biological systems achieve this feat using amplification mechanisms, but their molecular foundations remain unclear. To investigate, a Design of Experiments (DoE) approach examines how pH and ionic strength in conditioning solutions ...
Michele Catacchio   +9 more
wiley   +1 more source

Recent Advances of Graphene‐Based Wearable Sensors: Synthesis, Fabrication, Performance, and Application in Smart Device

open access: yesAdvanced Materials Interfaces, EarlyView.
This review article explores applications in wearable sensors such as mechanical, electrophysiological, and gas sensors, highlighting advancements that improve device performance and predictability. In addition to analyzing graphene's synthesis techniques, including traditional and advanced laser‐based methods, the article discusses fabrication ...
Fatemeh Saeedi   +2 more
wiley   +1 more source

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