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NIR-II fluorescent Ag2Se polystyrene beads in a lateral flow immunoassay to detect biomarkers for breast cancer
Fluorescent lateral flow immunoassay (LFA), one tool in point of care testing (POCT) systems for breast cancer, has attracted attention because it is...
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Competitive fluorescent immunoassay for the ultrasensitive determination of amyloid beta peptide1-42 based on Ag@SiO2@N, S-GQD nanocomposites
AbstractA competitive fluorescent immunoassay is described for the ultrasensitive determination of amyloid beta peptide1-42 (Aβ1-42), a biomarker for...
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Gliadin Detection by Immunoassay
Immunoassays are very sensitive and efficient tests commonly used to identify a specific protein. Examples of applications in the food industry...
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Fluorescent immunoassay for chloramphenicol based on the label-free polyadenine-mediated spherical nucleic acids triggered signal amplification
A fluorescent immunosorbent assay incorporating signal amplification away from the surface of spherical nucleic acid (SNA) was developed for the...
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A competitive immunoassay for detecting triazophos based on fluorescent catalytic hairpin self-assembly
A rapid detection method is introduced for residual trace levels of triazophos in water and agricultural products using an immunoassay based on...
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Intensity Histogram-Based Reliable Image Analysis Method for Bead-Based Fluorescence Immunoassay
Bead-based fluorescence immunoassay is drawing attention as a next-generation technology in disease diagnosis owing to its high sensitivity and...
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Fluorescent paper strip immunoassay with carbon nanodots@silica for determination of human serum amyloid A1
A fluorescent paper strip immunoassay in conjunction with carbon nanodots@silica (CND@SiO 2 ) as a label was developed for the quantitative...
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A compact microfluidic laser-induced fluorescence immunoassay system using avalanche photodiode for rapid detection of alpha-fetoprotein
Alpha-fetoprotein (AFP), commonly employed for early diagnosis of liver cancer, serves as a biomarker for cancer screening and diagnosis. Combining...
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Detection of estradiol with a digital immunoassay using an anti-immunocomplex antibody and single-molecule observation of gold nanoparticles
Gold nanoparticles (AuNPs) have been widely applied to molecular sensors due to their optical properties. We previously reported a molecular...
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Fluorescent immunochromatographic test strip for therapeutic drug monitoring of methotrexate with high sensitivity and wide dynamic range
As a front-line chemotherapeutic drug for maintenance and consolidation therapy, methotrexate (MTX) has widely been applied to treat various tumors...
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One-Step Immunoassay for the Detection of SARS-CoV-2 Nucleocapsid Protein Using Screened Fv-Antibodies
Fv-antibodies against the nucleocapsid protein (NP) of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) were screened from an Fv-antibody...
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Fluorescent Immunoassay for Determination of Staphylococcal Enterotoxin A in Milk by Immobilized F(ab')2 Fragment of Anti-enterotoxin A Monoclonal Antibody
Foods with high protein content such as milk, meat and salads have been frequently incriminated in staphylococcal enterotoxins (SЕ) outbreaks....
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Fluorescent lateral flow immunoassay based on gold nanocluster for detection of pyrrolizidine alkaloids
An ultrasensitive and rapid fluorescent immunoassay based on a broad-spectrum monoclonal antibody (mAb) was developed to detect pyrrolizidine...
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Fluorescence ratio immunoassay for fumonisin B1 based on the oxidase characteristics of the growth of monodispersed 2-D MnO2 nanosheet on an individual gold nanoparticle (AuNP@MnO2)
Fumonisin B1 (FB1) is one of the important mycotoxins posing health risks in the area of food safety. A sensitive fluorescence ratio immunoassay has...
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Fluorescence-enhanced dual signal lateral flow immunoassay for flexible and ultrasensitive detection of monkeypox virus
The outbreak of the monkeypox virus (MPXV) worldwide in 2022 highlights the need for a rapid and low-cost MPXV detection tool for effectively...
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Development of a Fluorescence Polarization Immunoassay for the Quantification of Tylosin in Honey
AbstractA fluorescence polarization immunoassay method has been developed for the determination of antibiotic tylosin in honey. For this purpose,...
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Microfluidic chip immunoassay based on rolling circle amplification and G-quadruplex/Thioflavin T for multiplex detection of CTX I
A label-free immunoassay based on rolling circle amplification (RCA) and G-quadruplex/Thioflavin T (G4/ThT) is proposed to realize the sensitive...
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High-performance green-emitting AIE nanoparticles for lateral flow immunoassay applications
Ultrabright green-emissive AIE nanoparticles (AIENPs) were used as signal-amplification probes to enhance the detectability of lateral flow...
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Determination of Amitriptyline by Fluorescence Polarization Immunoassay
AbstractWe developed a procedure for determining tricyclic antidepressant amitriptyline using fluorescence polarization immunoassay against the...
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Using Carbon Quantum Dots for the Determination of Aminoglycoside Antibiotics by Fluorescence Polarization Immunoassay
AbstractConditions are studied for the synthesis of carbon quantum dots (CQD) exhibiting green fluorescence by the ultrasonic treatment of...
