Articles with "colorimetric biosensor" as a keyword



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Colorimetric biosensor based on a DNAzyme primer and its application in logic gate operations for DNA screening.

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Published in 2017 at "Analytica chimica acta"

DOI: 10.1016/j.aca.2017.08.001

Abstract: A colorimetric biosensor for DNA screening was designed based on the conformational changes of the horseradish peroxidase (HRP)-mimicking DNAzyme. The scheme of DNA biosensing was designed based on the base pairing of DNAzyme sequence to… read more here.

Keywords: dna screening; biosensor; colorimetric biosensor; logic gate ... See more keywords
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A novel colorimetric biosensor based on non-aggregated Au@Ag core-shell nanoparticles for methamphetamine and cocaine detection.

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Published in 2017 at "Talanta"

DOI: 10.1016/j.talanta.2017.07.011

Abstract: We report a novel colorimetric biosensor based on non-aggregation Au@Ag core-shell nanoparticles to detect methamphetamine and cocaine. The biosensor consisted of a reporter probe (RP) that is a specific single-stranded DNA (ssDNA) sequence coated on… read more here.

Keywords: based non; colorimetric biosensor; core shell; biosensor ... See more keywords
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A colorimetric biosensor based on guanidinium recognition for the assay of protein tyrosine phosphatase 1B and its inhibitors

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Published in 2017 at "New Journal of Chemistry"

DOI: 10.1039/c7nj02918g

Abstract: In this study, a colorimetric biosensor was established for the detection of protein tyrosine phosphatase 1B (PTP1B) and its inhibitor based on the guanidinium recognition assisted coordination of arginine-glycine-cysteine (RGC) modified gold nanoparticles (RGC/AuNPs) with… read more here.

Keywords: colorimetric biosensor; guanidinium recognition; biosensor; tyrosine phosphatase ... See more keywords
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A rapid and colorimetric biosensor based on GR-5 DNAzyme and self-replicating catalyzed hairpin assembly for lead detection

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Published in 2020 at "Analytical Methods"

DOI: 10.1039/d0ay00091d

Abstract: A rapid and colorimetric biosensor for Pb2+ detection has been constructed on the basis of Pb2+-dependent GR-5 DNAzyme and the self-replicating catalyzed hairpin assembly (SRCHA) reaction. In the presence of Pb2+, the phosphodiester bond of… read more here.

Keywords: dnazyme self; detection; colorimetric biosensor; dnazyme ... See more keywords
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Paper-Based Colorimetric Biosensor for Tear Glucose Measurements

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Published in 2017 at "Micromachines"

DOI: 10.3390/mi8040104

Abstract: This paper describes a paper-based colorimetric biosensor for measuring glucose concentration levels in human tear samples. Colorimetric biosensors were wax printed on paper platforms and modified with chitosan previously prepared in acetic acid. The proposed… read more here.

Keywords: paper based; colorimetric biosensor; based colorimetric; paper ... See more keywords
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Nanozyme-based colorimetric biosensor with a systemic quantification algorithm for noninvasive glucose monitoring

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Published in 2022 at "Theranostics"

DOI: 10.7150/thno.72152

Abstract: Diabetes mellitus accompanies an abnormally high glucose level in the bloodstream. Early diagnosis and proper glycemic management of blood glucose are essential to prevent further progression and complications. Biosensor-based colorimetric detection has progressed and shown… read more here.

Keywords: biosensor systemic; systemic quantification; based colorimetric; nanozyme based ... See more keywords