Nanopillar array-based electrochemical aptamer sensor for STX sensitivity detection DOI
Jingsong Li,

Weixian Zheng,

Ya Gao

et al.

Analytical Methods, Journal Year: 2024, Volume and Issue: 16(31), P. 5433 - 5440

Published: Jan. 1, 2024

A nanopillar array-based electrochemical aptasensor was fabricated for the detection of STX. High sensitivity achieved over 1 pM–3 nM and 3–100 with an LOD pM no interference from neo-STX, okadaic acid common metal ions.

Language: Английский

Recent Advances in Food Safety: Nanostructure-Sensitized Surface-Enhanced Raman Sensing DOI Creative Commons
Zeyan Liu, Renchun Yang, Haili Chen

et al.

Foods, Journal Year: 2025, Volume and Issue: 14(7), P. 1115 - 1115

Published: March 24, 2025

Food safety is directly related to human health and has attracted intense attention all over the world. Surface-enhanced Raman scattering (SERS), as a rapid selective technique, been widely applied in monitoring food safety. SERS substrates, an essential factor for sensing design, greatly influence analytical performance. Currently, nanostructure-based substrates have garnered significant interest due their excellent merits improving sensitivity, specificity, stability, holding great potential accurate of contaminants complex matrices. This review summarizes fundamentals spectroscopy used nanostructures designing platform, including precious metal nanoparticles, metal-organic frameworks, polymers, semiconductors. Moreover, it introduces mechanisms applications enhancing signals hazardous substances, such foodborne bacteria, pesticide veterinary drug residues, additives, illegal adulterants, packaging material contamination. Finally, with continuous progress nanostructure technology improvement technology, its application prospect testing will be broader.

Language: Английский

Citations

1
Advancements and Challenges on SERS-based Multimodal Biosensors for Biotoxin Detection DOI
Xuemei Tang,

Huan Jiang,

Ruiming Wen

et al.

Trends in Food Science & Technology, Journal Year: 2024, Volume and Issue: 152, P. 104672 - 104672

Published: Aug. 18, 2024

Language: Английский

Citations

7
Nanozyme and bifunctional nanobody-based colorimetric-SERS dual-mode Immunosensor for microcystin-LR detection DOI
Long Wu,

Luyao Jiao,

Danni Xue

et al.

Food Chemistry, Journal Year: 2024, Volume and Issue: 464, P. 141574 - 141574

Published: Oct. 9, 2024

Language: Английский

Citations

6
Molecularly Imprinted Nanozymes with Substrate Specificity: Current Strategies and Future Direction DOI
Zhou Zhang, Ergui Luo, Wenjuan Wang

et al.

Small, Journal Year: 2024, Volume and Issue: unknown

Published: Dec. 10, 2024

Abstract Molecular imprinting technology (MIT) stands out for its exceptional simplicity and customization capabilities has been widely employed in creating artificial antibodies that can precisely recognize efficiently capture target molecules. Concurrently, nanozymes have emerged as promising enzyme mimics the biomedical field, characterized by their remarkable stability, ease of production scalability, robust catalytic activity, high tunability. Drawing inspiration from natural enzymes, molecularly imprinted combine unique benefits both MIT nanozymes, thereby conferring biomimetic catalysts with substrate specificity selectivity. In this review, latest strategies fabrication focusing on use organic polymers inorganic nanomaterials are explored. Additionally, cutting‐edge techniques generating atom‐layer‐imprinted islands ultra‐thin atomic‐scale thickness is summarized. Their applications particularly noteworthy fields catalyst optimization, detection techniques, therapeutic strategies, where they boost reaction selectivity efficiency, enable precise identification quantification substances, enhance effectiveness while minimizing adverse effects. Lastly, prevailing challenges field delineate potential avenues future progress encapsulated. This review will foster advancements expand applications.

Language: Английский

Citations

4
Current trends in colorimetric biosensors using nanozymes for detecting biotoxins (bacterial food toxins, mycotoxins, and marine toxins) DOI Creative Commons

Li Feng,

Mingcheng Zhang,

Zhiyi Fan

et al.

Analytical Methods, Journal Year: 2024, Volume and Issue: unknown

Published: Jan. 1, 2024

Biotoxins, predominantly bacterial food toxins, mycotoxins, and marine have emerged as major threats in the fields of seafood, other foods, feeds, medicine. They potential teratogenic, mutagenic, carcinogenic effects on humans, occasionally triggering high morbidity mortality. One apparent concerns relates to increasing consumption fast resulting demand for processed without adequate consideration toxins they may contain. Therefore, developing improved methods detecting biotoxins is paramount significance. Nanozymes, a type nanomaterials exhibiting enzyme-like activity, are increasingly being recognized viable alternatives natural enzymes owing their benefits, such customizable design, controlled catalytic performance, excellent biocompatibility, superior stability. The remarkable activity nanozymes has led broad utilization development colorimetric biosensors. This potent efficient approach rapid detection, enabling creation innovative sensing methodologies through integration with sensors. In this review, recent nanozyme research application biosensing examined an emphasis characteristics performance. study particularly focuses peroxidase (POD) oxidase (OXD) superoxide dismutase (SOD), catalase (CAT) Ultimately, challenges future prospects these assays explored.

Language: Английский

Citations

3
Enzyme mimics based on molecular imprinting polymers: Applications and perspective DOI
Tao Chen, Aihua Li, Aitang Zhang

et al.

Chemical Engineering Journal, Journal Year: 2024, Volume and Issue: 499, P. 156433 - 156433

Published: Oct. 5, 2024

Language: Английский

Citations

3
Colorimetric Molecularly Imprinted Polymer-Based Sensors for Rapid Detection of Organic Compounds: A Review DOI Creative Commons
Juan Carlos Bravo, Gema Paniagua González, Rosa Marı́a Garcinuño Martı́nez

et al.

Chemosensors, Journal Year: 2025, Volume and Issue: 13(5), P. 163 - 163

Published: May 4, 2025

This review offers a comprehensive examination of the development and current state art in field molecularly imprinted polymer (MIP)-based colorimetric sensors, focusing on their potential for rapid detection organic compounds. These MIP-sensors are gaining considerable attention due to distinctive capacity modify sensor surfaces by creating recognition cavities within matrix, providing versatile highly selective platform detecting broad spectrum analytes. systematically examines different types MIP-based attending target analyte, highlighting applications on-site sample detection, drug monitoring, environmental analysis, food safety detection. The integration novel technologies, such as nanozymes smartphone-based which enhance capabilities MIP is also addressed. sensors particularly valuable low cost, response times, portability, ease use. Finally, outlines future challenges overcoming existing limitations, improving performance, expanding across various fields.

Language: Английский

Citations

0
Nanopillar array-based electrochemical aptamer sensor for STX sensitivity detection DOI
Jingsong Li,

Weixian Zheng,

Ya Gao

et al.

Analytical Methods, Journal Year: 2024, Volume and Issue: 16(31), P. 5433 - 5440

Published: Jan. 1, 2024

A nanopillar array-based electrochemical aptasensor was fabricated for the detection of STX. High sensitivity achieved over 1 pM–3 nM and 3–100 with an LOD pM no interference from neo-STX, okadaic acid common metal ions.

Language: Английский

Citations

2