Articles with "dual signal" as a keyword



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Au-polythionine nanocomposites: a novel mediator for bisphenol A dual-signal assay based on imprinted electrochemical sensor

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Published in 2019 at "Analytical and Bioanalytical Chemistry"

DOI: 10.1007/s00216-019-01858-3

Abstract: AbstractIn this work, a novel electrochemical sensor was developed by the modification of poly(p-aminobenzene sulfonic acid) (pABSA), Au-polythionine (Au-pTH) nanowires, and molecularly imprinted polymer (MIP) on glassy carbon electrode surface for bisphenol A (BPA) detection.… read more here.

Keywords: electrochemical sensor; dual signal; bpa; sensor ... See more keywords
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Modified beacon probe assisted dual signal amplification for visual detection of microRNA.

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Published in 2018 at "Analytical biochemistry"

DOI: 10.1016/j.ab.2018.04.010

Abstract: In a recent study, we reported a novel assay for the detection of microRNA-21 based on duplex-specific nuclease (DSN)-assisted isothermal cleavage and hybridization chain reaction (HCR) dual signal amplification. The Fam modified double-stranded DNA products… read more here.

Keywords: detection microrna; dual signal; modified beacon; probe ... See more keywords
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Dual cycle amplification and dual signal enhancement assisted sensitive SERS assay of MicroRNA.

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Published in 2019 at "Analytical biochemistry"

DOI: 10.1016/j.ab.2018.10.004

Abstract: A sensitive surface-enhanced Raman scattering (SERS) approach has been developed for detection of microRNA (miRNA) based on target-triggered dual signal amplification including strand displancement amplification (SDA) and hybridization chain reaction (HCR). With the assistant of… read more here.

Keywords: dual signal; enhancement; cycle amplification; dual cycle ... See more keywords
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Dual-signal sandwich-type electrochemical immunoassay of galectin-3 using methylene blue and gold nanoparticles biolabels

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Published in 2020 at "Journal of Electroanalytical Chemistry"

DOI: 10.1016/j.jelechem.2020.113952

Abstract: Abstract The rapid and sensitive detection of heart failure biomarker galectin-3 (Gal-3) is of great value in the prevention, diagnosis, treatment, and prognosis-evaluation of heart failure. Here, a high-performance dual-signal sandwich-type electrochemical immunosensor for Gal-3… read more here.

Keywords: detection; dual signal; sandwich type; methylene blue ... See more keywords
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Dual-signal from sandwich structural sensing interface for NADH electrochemical sensitive detection

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Published in 2020 at "Journal of Electroanalytical Chemistry"

DOI: 10.1016/j.jelechem.2020.114387

Abstract: Abstract Sensitive and selective detection of nicotinamide adenine dinucleotide (NADH) is of great importance since it plays crucial roles in the living organism. In this work, a novel sandwich structural electrochemical sensor was fabricated by… read more here.

Keywords: dual signal; detection; sandwich structural; sensing interface ... See more keywords
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A dual-signal electrochemiluminescence immunosensor based on Ru(bpy)32+@3D-foam graphene and SnS2 dots for sensitive detection of gastric cancer biomarker CA 72-4.

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Published in 2021 at "Talanta"

DOI: 10.1016/j.talanta.2020.121644

Abstract: A novel dual-signal electrochemiluminescence immunosensor with high sensitivity was successfully constructed for the sensitive detection of gastric cancer biomarker CA 72-4. The superior performance of the electrochemiluminescence immunosensor came from the self-calibration function of the… read more here.

Keywords: foam graphene; dual signal; electrochemiluminescence immunosensor; immunosensor ... See more keywords
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A portable and quantitative detection of microRNA-21 based on cascade enzymatic reactions with dual signal outputs.

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Published in 2021 at "Talanta"

DOI: 10.1016/j.talanta.2021.122802

Abstract: MicroRNAs (miRNAs) are physiological status-related molecules which can be used as biomarkers for diseases, such as cancers. The point-of-care testing (POCT) of miRNAs has great application potential in early diagnosis and process monitoring of diseases.… read more here.

Keywords: detection microrna; detection; dual signal; signal outputs ... See more keywords
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Catalytic Hairpin Assembly-Driven Ratiometric Dual-Signal Electrochemical Biosensor for Ultrasensitive Detection of MicroRNA Based on the Ratios of Fe-MOFs and MB-GA-UiO-66-NH2.

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Published in 2022 at "Analytical chemistry"

DOI: 10.1021/acs.analchem.1c05293

Abstract: In this work, a novel ratio electrochemical biosensing platform based on catalytic hairpin assembly target recovery to trigger dual-signal output was developed for ultrasensitive detection of microRNA (miRNA). To achieve the ratiometric dual-signal strategy, methylene… read more here.

Keywords: hairpin assembly; ultrasensitive detection; biosensor; catalytic hairpin ... See more keywords
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Precisely Detecting the Telomerase Activities by an AIEgen Probe with Dual Signal Outputs after Cell-Cycle Synchronization.

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Published in 2022 at "Analytical chemistry"

DOI: 10.1021/acs.analchem.2c00583

Abstract: By maintaining the telomere lengths, telomerase can make the tumor cells avoid the apoptosis, thus, achieving the cell immortalization. In the past, a series of telomerase detection systems have been developed through utilizing the unique… read more here.

Keywords: telomerase; cell cycle; cycle synchronization; dual signal ... See more keywords
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Novel Dual-Signal Electrochemiluminescence Aptasensor Involving the Resonance Energy Transform System for Kanamycin Detection.

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Published in 2022 at "Analytical chemistry"

DOI: 10.1021/acs.analchem.2c01163

Abstract: Based on luminol-capped Pt-tipped Au bimetallic nanorods (NRs) (L-Au-Pt NRs) as the anode emitter and SnS2 quantum dots (QDs) hybrid Eu metal organic frameworks (MOFs) (SnS2 QDs@Eu MOFs) as the cathode emitter, a dual-signal electrochemiluminescence… read more here.

Keywords: aptasensor; system; signal; detection ... See more keywords
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Microswimmer-Based Ultrasensitive Dual-Signal Ratiometric Electrochemical Homogeneous Aptasensor with Functionalized Co-UiO-66 for the Single-Step Detection of HER2 in Whole Blood.

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Published in 2023 at "Analytical chemistry"

DOI: 10.1021/acs.analchem.2c05543

Abstract: The ability to efficiently detect trace disease biomarkers in whole blood remains an enormous challenge. Researchers have paid more attention to the homogeneous electrochemical ratio biosensor due to its self-calibration capability and improved detection accuracy.… read more here.

Keywords: step; homogeneous electrochemical; detection; whole blood ... See more keywords