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Glucose oxidase-graphene-chitosan modified electrode for direct electrochemistry and glucose sensing.
Direct electrochemistry of a glucose oxidase (GOD)-graphene-chitosan nanocomposite was studied. The immobilized enzyme retains its bioactivity, exhibits a surface confined, reversible two-proton andExpand
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Solubilization of carbon nanotubes by Nafion toward the preparation of amperometric biosensors.
The ability to solubilize single-wall and multiwall carbon nanotubes (CNT) in the presence of the perfluorinated polymer Nafion is described. Such use of Nafion as a solubilizing agent for CNTExpand
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Nitrogen-doped graphene and its application in electrochemical biosensing.
Chemical doping with foreign atoms is an effective method to intrinsically modify the properties of host materials. Among them, nitrogen doping plays a critical role in regulating the electronicExpand
  • 1,524
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Glucose Biosensors Based on Carbon Nanotube Nanoelectrode Ensembles
This paper describes the development of glucose biosensors based on carbon nanotube (CNT) nanoelectrode ensembles (NEEs) for the selective detection of glucose. Glucose oxidase was covalentlyExpand
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Graphene Based Electrochemical Sensors and Biosensors: A Review
Graphene, emerging as a true 2-dimensional material, has received increasing attention due to its unique physicochemical properties (high surface area, excellent conductivity, high mechanicalExpand
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Low-potential stable NADH detection at carbon-nanotube-modified glassy carbon electrodes
Abstract Carbon-nanotube (CNT)-modified glassy carbon electrodes exhibiting strong and stable electrocatalytic response toward NADH are described. A substantial (490 mV) decrease in the overvoltageExpand
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A graphene-based electrochemical sensor for sensitive detection of paracetamol.
An electrochemical sensor based on the electrocatalytic activity of functionalized graphene for sensitive detection of paracetamol is presented. The electrochemical behaviors of paracetamol onExpand
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Biosensor based on self-assembling acetylcholinesterase on carbon nanotubes for flow injection/amperometric detection of organophosphate pesticides and nerve agents.
  • G. Liu, Y. Lin
  • Chemistry, Medicine
  • Analytical chemistry
  • 6 January 2006
A highly sensitive flow injection amperometric biosensor for organophosphate pesticides and nerve agents based on self-assembled acetylcholinesterase (AChE) on a carbon nanotube (CNT)-modified glassyExpand
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Graphene and graphene oxide: biofunctionalization and applications in biotechnology
Graphene is the basic building block of 0D fullerene, 1D carbon nanotubes, and 3D graphite. Graphene has a unique planar structure, as well as novel electronic properties, which have attractedExpand
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Sensitive immunosensor for cancer biomarker based on dual signal amplification strategy of graphene sheets and multienzyme functionalized carbon nanospheres.
A novel electrochemical immunosensor for sensitive detection of cancer biomarker alpha-fetoprotein (AFP) is described that uses a graphene sheet sensor platform and functionalized carbon nanospheresExpand
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