NanoBiosensing
Principles, Development and Application
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28 Result(s)
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Materials Science
Xueji Zhang
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Book
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Nanostructure for Nitric Oxide Electrochemical Sensing
Since nitric oxide (NO) was biologically identified as an endothelium-derived relaxing factor in 1987 [1], there has been a great increase in the research of its chemistry, biology, and therapeutic actions. In...
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Assembly of Nanostructures for Taste Sensing
Taste and smell are the two human senses that are chemical in nature. However, they have not been as successfully replicated with sensors, probably because of the complexity of the human system [1]. Although ...
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Biofunctionalization of Nanomaterials
The unique properties of nanoscale materials (1–200 nm) offer excellent platforms for electronic or optical signal transduction and the design of a new generation of bioelectronic and biosensing devices. Howev...
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Carbohydrate Detection Using Nanostructured Biosensing
Carbohydrates, which are defined as polyhydroxyaldehydes or polyhydroxyketones, or larger compounds that can be hydrolyzed into such units, are ubiquitous in the living world. Carbohydrates act as the sources ...
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Nanostructured Mimic Enzymes for Biocatalysis and Biosensing
Accurate, rapid, inexpensive, and selective analysis is required today for use in clinical diagnostics and the food industry. The majority of known electrochemical biosensors are based on immobilized specific ...
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Nanostructured Biosensing and Biochips for DNA Analysis
Nucleic acids, including deoxyribonucleic acid (DNA) and ribonucleic acid (RNA), are required for the storage and expression of genetic information. DNA is present not only in chromosomes in the nucleus of euk...
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Carbon Nanofiber-Based Nanocomposites for Biosensing
The history of carbon nanofiber (CNF) can go back more than a century. It was reported in a patent published in 1889 that carbon filaments are grown from carbon-containing gases using a metallic crucible as th...
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Nanobiosensing for Clinical Diagnosis
Technological platforms that provide the reliable, rapid, quantitative, cheap, and high-throughput identification of biomolecules play a significant role in the clinical deployment of personalized treatment [1...
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Electrochemical Biosensing Based on Carbon Nanotubes
Since their discovery, carbon nanotubes (CNTs) have been extensively investigated as essential platforms in constructing electrochemical biosensors. CNTs can be classified into two basic varieties: single-wall...
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Biosensing Applications of Molecularly Imprinted Nanomaterials
Chemical sensors and biosensors have attracted considerable attention within the field of modern analytical chemistry, as seen both from the number of publications and from the diversity of approaches and tech...
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Nanostructured Biosensing for Detection of Insecticides
Organophosphorous pesticides (OPs) are widely used in agriculture due to their high effectiveness and low toxicity for pest control and protecting crops and seeds [1, 2]. Their residuals in crops, livestock, a...
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Signal Amplification for Nanobiosensing
One of the major goals in develo** novel biological assay methods for the detection of biomolecules and DNA hybridization is achieving high sensitivity. The need for ultrasensitive bioassays is of major imp...
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Nanomaterials for Immunosensors and Immunoassays
There is a continuously increasing demand for the specific and sensitive determination of trace amounts of analytes in complex matrices for various purposes. In this respect, immunoassays and immunosensors t...
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Porphyrin-Based Nanocomposites for Biosensing
Porphyrins are an important class of conjugated organic molecules, which can be employed to mimic the active site of many important enzymes, such as hemoglobin, myoglobin, cytochrome c oxidase (CcO), nitric oxide...
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Cytosensing and Cell Surface Carbohydrate Assay by Assembly of Nanoparticles
Cells are the basic units of life. All organisms are made up of cells. Thus, develo** sensing platforms for probing the chemistry and physics in or at a living cell is one of the basic goals in understanding...
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Biosensors Based on Nanoporous Materials
According to the International Union of Pure and Applied Chemistry (IUPAC) definition, porous materials are divided into three classes: microporous (<2 nm), mesoporous (2–50 nm), and macroporous (>50 nm). When...
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Biosensing with Nanoparticles as Electrogenerated Chemiluminsecence Emitters
Electrogenerated chemiluminescence (ECL), also known as electrochemiluminescence, is the luminescence generated by relaxation of exited-state molecules that are produced during an electrochemically initiated r...
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Biosensors Based on Sol–Gel Nanoparticle Matrices
In recent years, many researchers have been engaged in the development of biosensors for environmental and biomedical monitoring. A biosensor is an analytical device composed of a biological sensing element ...
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Gold nanoparticle/ZnO nanorod hybrids for enhanced reactive oxygen species generation and photodynamic therapy
Gold nanoparticle (Au NP)@ZnO nanorod (NR) (Au@ZnO) hybrids with various ZnO:Au molar ratios were developed to enhance the generation of reactive oxygen species (ROS) in photodynamic therapy (PDT) applications...
