Articles with "immunoassay" as a keyword



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Cross-platform comparison of highly sensitive immunoassay technologies for cytokine markers: Platform performance in post-traumatic stress disorder and Parkinson’s disease

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Published in 2020 at "Cytokine"

DOI: 10.1016/j.cytox.2020.100027

Abstract: Highlights • Cross-platform comparisons were conducted across five leading immunoassay platforms.• Plasma and serum were obtained from healthy controls and clinical populations.• Analytic parameters included sensitivity, precision, and performance correlation.• Platform performance was highly variable,… read more here.

Keywords: immunoassay; platform; cross platform; performance ... See more keywords
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Magnetic assisted fluorescence immunoassay for sensitive chloramphenicol detection using carbon dots@CaCO3 nanocomposites.

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Published in 2021 at "Journal of hazardous materials"

DOI: 10.1016/j.jhazmat.2020.123942

Abstract: Analytical methods with high sensitivities and short assay times are urgently required for the screening of "zero tolerance" hazardous substances in food. Herein, we propose a fluorescent immunoassay for the highly sensitive and rapid analysis… read more here.

Keywords: cap; immunoassay; chloramphenicol; carbon dots ... See more keywords
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Nanozyme-Activated Synergistic Amplification for Ultrasensitive Photoelectrochemical Immunoassay.

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Published in 2021 at "Analytical chemistry"

DOI: 10.1021/acs.analchem.1c01217

Abstract: At present, enzyme-mediated signal amplification strategies have been widely applied in photoelectrochemical (PEC) biosensing systems, while the introduction of natural enzymes onto the surface of photoelectrodes inevitably obstructs the electron transfer due to their insulating… read more here.

Keywords: nanozyme activated; amplification ultrasensitive; activated synergistic; immunoassay ... See more keywords
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Liposome-Mediated In Situ Formation of Type-I Heterojunction for Amplified Photoelectrochemical Immunoassay.

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Published in 2022 at "Analytical chemistry"

DOI: 10.1021/acs.analchem.2c00283

Abstract: Exploiting innovative sensing mechanisms and their rational implementation for selective and sensitive detection has recently become one of the mainstream research directions of photoelectrochemical (PEC) bioanalysis. In contrast to existing conventional strategies, this study presents… read more here.

Keywords: type heterojunction; liposome mediated; immunoassay; type ... See more keywords
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DNA-Mediated Nanoscale Metal-Organic Frameworks for Ultrasensitive Photoelectrochemical Enzyme-Free Immunoassay.

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Published in 2018 at "Analytical chemistry"

DOI: 10.1021/acs.analchem.8b03762

Abstract: A novel enzyme-free photoelectrochemical (PEC) immunoassay was developed for the ultrasensitive detection of prostate specific antigen (PSA) based on the DNA-mediated nanoscale zirconium-porphyrin MOFs (NMOFs). By virtue of the intrinsic coordination between unsaturated zirconium sites… read more here.

Keywords: enzyme free; mediated nanoscale; dna mediated; nanoscale metal ... See more keywords
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Nanobody-Based Electrochemical Immunoassay for Sensitive Detection of Peanut Allergen Ara h 1.

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Published in 2023 at "Journal of agricultural and food chemistry"

DOI: 10.1021/acs.jafc.3c00921

Abstract: Peanut is widely used for food supplementation with potential allergic reactions in infants and adults, which prompted the development of reliable and accurate detection of peanut allergens with emphasis on Ara h 1. In this… read more here.

Keywords: based electrochemical; immunoassay; nanobody based; detection peanut ... See more keywords
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Machine-Learning-Assisted Microfluidic Nanoplasmonic Digital Immunoassay for Cytokine Storm Profiling in COVID-19 Patients

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Published in 2021 at "ACS Nano"

DOI: 10.1021/acsnano.1c06623

Abstract: Cytokine storm, known as an exaggerated hyperactive immune response characterized by elevated release of cytokines, has been described as a feature associated with life-threatening complications in COVID-19 patients. A critical evaluation of a cytokine storm… read more here.

Keywords: covid patients; storm; cytokine storm; immunoassay ... See more keywords
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Affinity Exploration of SARS-CoV-2 RBD Variants to mAb-Functionalized Plasmonic Metasurfaces for Label-Free Immunoassay Boosting

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Published in 2023 at "ACS Nano"

DOI: 10.1021/acsnano.2c08153

Abstract: Plasmonic metasurfaces (PMs) functionalized with the monoclonal antibody (mAb) are promising biophotonic sensors for biomolecular interaction analysis and convenient immunoassay of various biomarkers, such as severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) variants. Previous PM… read more here.

Keywords: label free; rbd variants; affinity; immunoassay ... See more keywords
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Multiplexible Wash-Free Immunoassay Using Colloidal Assemblies of Magnetic and Photoluminescent Nanoparticles.

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Published in 2017 at "ACS nano"

DOI: 10.1021/acsnano.7b04088

Abstract: Colloidal assemblies of nanoparticles possess both the intrinsic and collective properties of their constituent nanoparticles, which are useful in applications where ordinary nanoparticles are not well suited. Here, we report an immunoassay technique based on… read more here.

Keywords: nanoparticle assemblies; immunoassay; multiplexible wash; photoluminescent ... See more keywords
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Mixing during Trapping Enabled a Continuous-Flow Microfluidic Smartphone Immunoassay Using Acoustic Streaming.

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Published in 2021 at "ACS sensors"

DOI: 10.1021/acssensors.1c00602

Abstract: Smartphone-enabled microfluidic chemiluminescence immunoassay is a promising portable system for point-of-care (POC) biosensing applications. However, due to the rather faint emitted light in such a limited sample volume, it is still difficult to reach the… read more here.

Keywords: acoustic streaming; trapping enabled; immunoassay; continuous flow ... See more keywords
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The combined detection of ovarian cancer biomarkers HE4 and CA125 by a fluorescence and quantum dot dual-signal immunoassay

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Published in 2019 at "Analytical Methods"

DOI: 10.1039/c9ay01454c

Abstract: A novel immunoassay system based on a fluorescence and quantum dot dual-signal for simultaneous detection of HE4 and CA125. read more here.

Keywords: fluorescence quantum; quantum dot; immunoassay; dual signal ... See more keywords