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Real-time resonance Raman spectroscopic monitoring of the Briggs–Rauscher reaction

Anal. Methods, 2026, 18,5025-5033
DOI: 10.1039/D6AY00742B, Paper

Open Access

&nbsp This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.

Clark D. Gray, Nigel Gotts, Cassio Lima, Kenneth Williams, Sebastien Maussang, Royston Goodacre
The Briggs–Rauscher reaction is a prototypical oscillating system and is based on chemical mixtures of iodate (IO₃⁻), hydrogen peroxide, malonic acid and Mn²⁺ ions in an acidic solution.
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Microfluidic filtration enrichment cascade nanozyme-catalyzed colorimetric immunoassay for rapid and ultrasensitive detection of Escherichia coli in urine with smartphone readout

Anal. Methods, 2026, 18,5093-5104
DOI: 10.1039/D6AY00597G, Paper

Yuancheng Guo, Tianci Wang, Zhijie Tu, Hong Chen, Shengqi Wang, Guohui Sun, Zhen Rong
Escherichia coli in urine can be efficiently filtration enriched for rapid and ultrasensitive nanozyme-catalyzed colorimetric immunoassay.
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COF hybrid fibrous nano-network aided surface-enhanced Raman scattering assay for epinephrine analysis

Anal. Methods, 2026, 18,5086-5092
DOI: 10.1039/D6AY00679E, Paper

Tianran Yuan, Xueyan Yang, Yinjia Zhao, Longfeng Chu, Liyan Zheng, Xufang Hu, Jing Hu, Qiue Cao
This work presents a novel COF hybrid fibrous nano-network as a SERS-active substrate for epinephrine detection via boronic acid affinity, using citric acid reporter, enabling sensitive, selective, reproducible detection in serum samples.
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The development of aptamer-functionalized streptavidin magnetic particles for sample purification of SARS-CoV-2 coupled with rapid plasmonic RT-qPCR to improve detection sensitivity

Anal. Methods, 2026, 18,5061-5073
DOI: 10.1039/D6AY00498A, Paper

Open Access

&nbsp This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.

Joshua Hayes, Alex Resendes, Seung Soo Lee, Mitra Yousefi, Silvia Vidal, Miltiadis Paliouras, Mark Trifiro
Schematic diagram of the development of an aptamer-based capture methodology for the rapid enrichment and diagnostic sensitivity with plasmonic PCR of SARS-CoV-2.
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Natural deep eutectic solvent-based headspace gas chromatography for determination of 14 residual solvents in tea polyphenol products

Anal. Methods, 2026, 18,5116-5124
DOI: 10.1039/D6AY00418K, Paper

Hengyu Xu, Zheyuan Yao, Xianyu Bao, Yina Cai, Xiaobo Zuo, Chifang Peng
ChCl–glycerol (1 : 2) was screened as the optimal NADES matrix for HS-GC analysis of residual solvents in tea polyphenols. Risk assessment identified benzene as a critical control point, with dichloromethane (HQ 1.47%) also warranting attention.
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Self-Assembled Supramolecular Sensor for Hydrogen Sulfate via Multipoint Hydrogen Bonding: Real-Sample Analysis and Field-Deployable Paper-Based Detection

Anal. Methods, 2026, Accepted Manuscript
DOI: 10.1039/D6AY00430J, Paper

Nilanjan Dey
Herein, a self-assembled rhodamine–indole based supramolecular probe (compound 1) has been reported for the selective and sensitive detection of hydrogen sulfate (HSO₄⁻) ions in aqueous medium. The probe exhibited aggregation-assisted...
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Ag nanoparticles grown on waste eggshell membrane as an efficient monolithic oxidase mimic for ascorbic acid colorimetric detection

Anal. Methods, 2026, Accepted Manuscript
DOI: 10.1039/D6AY01053A, Paper

Qiuxia Deng, Shuang Xiao, Jinyi Xie, Qin Liu, Daiping He, Ping Jiang, Dashui Yuan
Nanozymes act as a promising alternative to natural enzymes in constructing colorimetric sensing platform for biosensing and food analysis, yet most nanozymes are in power form and requires special separation...
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A turn-on fluorescent biosensor based on CdTe quantum dots for sensitive and selective detection of APE1 activity in cervical cancer cell lysates

Anal. Methods, 2026, Advance Article
DOI: 10.1039/D6AY00808A, Paper

Xinran Dong, Jingjing Zhang, Weizeyu Liu
Apurinic/apyrimidinic endonuclease 1 (APE1) plays a critical role in the base excision repair (BER) pathway, and its aberrant activity is closely associated with various cancers, including cervical cancer, as well as neurodegenerative diseases.
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Salt-free in-solution surface-enhanced Raman spectroscopy substrates based on gold nanoparticle-decorated silica spheres

Anal. Methods, 2026, Accepted Manuscript
DOI: 10.1039/D6AY01087C, Paper

Huijun Mao, Mark T. McDermott
Noble metal colloidal, such as gold and silver, have been widely used in the SERS analysis as the substrates. The method of narrowing the interparticle distance is a popular subject,...
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A lab-made stencil-printed electrode with silver nanoparticle-modified graphite for the determination of the antibiotic sulfamethoxazole in different real samples

Anal. Methods, 2026, Advance Article
DOI: 10.1039/D6AY00455E, Paper

Gabriele Santos de Carvalho, Anderson da Silva Pereira, Lucila Aranguina Chiquillan, Wallace Burger Veríssimo de Oliveira, Renato Camargo Matos, Willyam Róger Padilha Barros, Thalles Pedrosa Lisboa
Laboratory-made conductive ink modified with silver nanoparticles serves as a simple, fast, and efficient alternative for the construction of high-performance electrochemical devices and the analysis of real samples.
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