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Label-free liquid crystal biosensor based on specific oligonucleotide probes for heavy metal ions.
In this study, to enhance the capability of metal ions disturbing the orientation of liquid crystals (LCs), we designed a new label-free LC biosensor for the highly selective and sensitive detectionExpand
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Interaction of Metal Complexes of Bis(salicylidene)-ethylenediamine with DNA
The fluorescence spectral characteristics and interaction of several metal complexes of bis(salicylidene)-ethylenediamine (salen) with DNA are described. Among the complexes tested, Co-salen bound toExpand
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Aptamer degradation inhibition combined with DNAzyme cascade-based signal amplification for colorimetric detection of proteins.
  • J. Li, Y. Jia, +4 authors W. Tan
  • Chemistry, Medicine
  • Chemical communications
  • 13 June 2013
Combining the inhibition of aptamer degradation with DNA Enzyme (DNAzyme) cascade-based signal amplification, a label-free and sensitive colorimetric protein assay strategy was proposed.
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Hydroxyapatite nanoarray-based cyanide biosensor.
Here we report a simple, biomolecular-friendly protocol for the fabrication of a hydroxyapatite nanowires array (HANWA) biosensor of spatial positioning, large surface area, and abundant adsorbingExpand
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Modulated dye retention for the signal-on fluorometric determination of acetylcholinesterase inhibitor.
A novel fluorometric assay method based on target-induced signal on was developed for acetylcholinesterase (AChE) inhibitor with obviously improved detection sensitivity. In this method, the AChEExpand
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Electrochemical detection of point mutation based on surface ligation reaction and biometallization.
A highly sensitive electrochemical method for point mutation detection based on surface enzymatic ligation reaction and biometallization is demonstrated. In this method the surface-immobilizedExpand
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Scanning electrochemical microscopy assay of DNA based on hairpin probe and enzymatic amplification biosensor.
A novel scheme for scanning electrochemical microscopy (SECM) assay of DNA based on hairpin probe and enzymatic amplification biosensor was described. In this method, streptavidin-horseradishExpand
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Optical fiber sensor for tetracycline antibiotics based on fluorescence quenching of covalently immobilized anthracene.
A new optical fiber sensor for tetracycline is fabricated with an anthracene-containing copolymer prepared from 9-anthrylmethyl methacrylate, methyl methacrylate and n-butyl acrylate (PAMB). TheExpand
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Renewable amperometric immunosensor based on paraffin-graphite-transferrin antiserum biocomposite for transferrin assay.
A renewable electrochemical immunosensor was developed for the determination of transferrin in human serum. It is based on a paraffin-graphite-transferrin antiserum biocomposite, which needs noExpand
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Superhydrophobic surface-based magnetic electrochemical immunoassay for detection of Schistosoma japonicum antibodies.
In this paper, a magnetic electrochemical immunoassay that uses a superhydrophobic surface-based analytical platform (SSAP) has been initially developed for detection of Schistosoma japonicum (Sj)Expand
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