ArticleMikrochimica acta2020
Colorimetric immunoassay for rapid detection of Staphylococcus aureus based on etching-enhanced peroxidase-like catalytic activity of gold nanoparticles.
Article in Mikrochimica acta, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.
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Who cites it
24 citing papers in PubMed, 73 citations in OpenAlex.
- Advances in methods for rapid detection of Staphylococcus aureus and methicillin-resistant S. aureus.Analytical sciences : the international journal of the Japan Society for Analytical Chemistry · 2025Review
- Golden eyes on pollutants: colorimetric detection of emerging contaminants with AuNPs.RSC advances · 2025Review
- Advancing foodborne pathogen detection: a review of traditional and innovative optical and electrochemical biosensing approaches.Mikrochimica acta · 2025Review
- Target-inhibited MCOF-Apt-AuNPs self-assembly for multicolor colorimetric detection of Salmonella Typhimurium.NPJ science of food · 2024Article
- Application of the Peroxidase‒like Activity of Nanomaterials for the Detection of Pathogenic Bacteria and Viruses.International journal of nanomedicine · 2024Review
- Staining-Enhanced Peroxidase-Mimicking Gold Nanoparticles in Nano-ELISA for Highly Sensitive Detection ofACS omega · 2023Article
- Review
- IgYs: on her majesty's secret service.Frontiers in immunology · 2023Review
- Recent Advances in Colorimetric Sensors Based on Gold Nanoparticles for Pathogen Detection.Biosensors · 2022Review
- Microfluidic platforms integrated with nano-sensors for point-of-care bioanalysis.Trends in analytical chemistry : TRAC · 2022Article
- Recent advances in airborne pathogen detection using optical and electrochemical biosensors.Analytica chimica acta · 2022Review
- Metallic and Metal Oxides Nanoparticles for Sensing Food Pathogens-An Overview of Recent Findings and Future Prospects.Materials (Basel, Switzerland) · 2022Review
- Colorimetric detection of Salmonella typhimurium based on hexadecyl trimethyl ammonium bromide-induced supramolecular assembly of β-cyclodextrin-capped gold nanoparticles.Analytical and bioanalytical chemistry · 2022Article
- Colorimetric Systems for the Detection of Bacterial Contamination: Strategy and Applications.Biosensors · 2022Review
- Regulation Mechanism of ssDNA Aptamer in Nanozymes and Application of Nanozyme-Based Aptasensors in Food Safety.Foods (Basel, Switzerland) · 2022Review
- A novel colorimetric aptasensor for sensitive tetracycline detection based on the peroxidase-like activity of FeMikrochimica acta · 2022Article
- Recent Advances in Aptasensors For Rapid and Sensitive Detection ofFrontiers in bioengineering and biotechnology · 2022Review
- Research progress on detection techniques for point-of-care testing of foodborne pathogens.Frontiers in bioengineering and biotechnology · 2022Review
- Preparation of IgY Oriented Conjugated FeFrontiers in public health · 2022Article
- A disposable gold foil paper-based aptasensor for detection of enteropathogenic Escherichia coli with SERS analysis and magnetic separation technology.Mikrochimica acta · 2021Article
Corrections and comments
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Authors and funding
9 authors at 1 institution in 1 country.
Funding
Abstract
A novel colorimetric immunoassay for the detection of Staphylococcus aureus (S. aureus) based on a combination of immunomagnetic separation and signal amplification via etching-enhanced peroxidase-like catalytic activity of gold nanoparticles (AuNPs) was developed. Nanoconjugates composed of gold and iron oxide nanoparticles were synthesized and further modified with antiS. aureus immunoglobulin Y (IgY), which was used for the selective enrichment and rapid separation of target bacteria in complex matrices. AuNPs functionalized with antiS. aureus aptamer were used as an artificial enzyme which has peroxidase-like catalysis activity. Catalytic activity of AuNPs is inhibited by modifying aptamer. However, catalysis of modified AuNPs remarkably enhanced by hydrogen peroxide etching. Based on collecting unbound modified AuNPs in the supernatant and 3,3',5,5'-tetramethylbenzidine-hydrogen peroxide reporting system, the yellow color of solution decreases linearly with increasing the concentration of S. aureus ranging from 10 to 10
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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.