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Capillary electrophoresis-contactless conductivity detection for routine screening of PDE-5 inhibitor adulterants in sexual-enhancement supplements

Anal. Methods, 2026, 18,3128-3137
DOI: 10.1039/D6AY00247A, Paper

Thi Anh Huong Nguyen, Khanh Hung Nguyen, Quoc Anh Hoang, Cao Son Tran, Thi Trang Vu, Viet Chien Dinh, Thi Phuong Quynh Le, Thi Thuy Duong, Anh Phuong Vu, Thi Ngoc Mai Pham, Bach Pham, Thi Hong Hao Le
A CE-C⁴D method was developed as a low-cost alternative to HPLC for screening PDE-5 inhibitor analogs in supplements. Undeclared sildenafil and homosildenafil were found in male sexual-enhancement products at up to 58.4 and 16.1 mg g⁻¹, respectively.
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Construction of hollow fiber stirring bar based on dummy molecularly imprinted polymers for the selective determination of organophosphorus pesticides in food samples

Anal. Methods, 2026, 18,3138-3152
DOI: 10.1039/D6AY00280C, Paper

Jia Li, Binlian Jiang, Runan Chen, Yanjiao Qi, Dongdong Cheng, Jun Lin, Zegen Wang, Lina Lu, Shuhe Kang, Xiaojun Yang
The sol–gel method and layer-by-layer self-assembly were used to graft dummy template molecularly imprinted polymers onto CG161M microspheres, yielding DMIPs@CG161M as an adsorbent for the detection of organophosphorus pesticides in food.
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The art of time travel: exploring radiocarbon dating in cultural heritage

Anal. Methods, 2026, 18,3234-3238
DOI: 10.1039/D6AY90027E, AMC Technical Brief

Analytical Methods Committee, AMCTB No. 122
Radiocarbon dating helps establish timelines in cultural heritage by analysing carbon in materials such as wood, textiles, paper, parchment and lacquer, aiding authentication and historical research.
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Analysis of diazepam residues in aquatic products based on magnetic molecularly imprinted polymers

Anal. Methods, 2026, 18,3112-3121
DOI: 10.1039/D6AY00207B, Paper

Zhicen Liu, Boxuan Yao, Hangfei Gao, Long Cheng, Shuyan Bai, Chenhui Li, Honghua Zhao, Yueping Sun, Aimin Wang, Dongli Qin, Li Huang, Lei Gao
This study successfully prepared an efficient magnetic molecularly imprinted polymer (MMIP) nanocomposite using carbon nanotubes as the carrier.
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Construction of a label-free COF/PTh/MB electrochemical immunosensor for the detection of CA-125

Anal. Methods, 2026, 18,3224-3233
DOI: 10.1039/D6AY00265J, Paper

Jiajia Wang, Chun Kan, Demeng Qian, Mengping Gao, Ayang Zhou, Baokang Jin
The combination of PTh with MB wasincreased the specific surface area and enhance the electron transfer ability, PTh/MB was combined with COF improved the material's stability. The resulting COF/PTh/MB achieved highly sensitive detection of CA-125.
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An orthogonal extraction workflow for high-depth plasma proteomics with metabolomic compatibility from low microliter-scale samples

Anal. Methods, 2026, 18,3074-3085
DOI: 10.1039/D6AY00195E, Paper

Chuanping Zhao, Huiting Hu, Xiaohong Qian, Wanjun Zhang, Weijie Qin
An orthogonal extraction workflow enables deep plasma proteome coverage and metabolomic compatibility from only 10 µL plasma, improving low-abundance protein detection while preserving robust metabolite profiling for integrated biomarker discovery.
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Single-enzyme-driven cascade amplification integrating target recycling and a DNA walker for highly sensitive nucleic acid detection

Anal. Methods, 2026, 18,3122-3127
DOI: 10.1039/D6AY00143B, Paper

Yizhuo Zhao, Mengying Gao, Jiabei Xing, Ya Li, Xianchao Du, Huanhuan Xing, Xueguo Liu, Dongfang Qiu, Xiaojing Xing
A single-enzyme cascade amplification strategy was developed using Exonuclease III to drive both target recycling and a DNA walker. The method avoids multiple enzymes and sequence-specific recognition, enabling sensitive detection of nucleic acid.
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Magnetic chitosan/ZIF-L/KCDs granular-leaf hybrid nanocomposite for magnetic dispersive µsolid phase extraction of mycotoxins from ziziphus jujuba, nuts and grains

Anal. Methods, 2026, 18,3172-3183
DOI: 10.1039/D6AY00202A, Paper

Open Access

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

Mahboube Shirani, Qamar Salamat, Mohammadjavad Jahanshahi, Soheila Sepahi, Mustafa Soylak
A novel magnetic chitosan/zeolitic imidazolate frameworks-L/kiwi peel-derived carbon dots (MCS/ZIF-L/KCDs) granular-leaf hybrid nanocomposite was used for MD-µSPE of aflatoxins prior to HPLC-FLD analysis.
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Nitrogen doped carbon dots with antibacterial activity for dual mode fluorescence and smartphone-assisted colorimetric detection of epirubicin

Anal. Methods, 2026, 18,3198-3205
DOI: 10.1039/D5AY01270H, Paper

Sanhita Swain, Swagatika Dehury, Santosh Kumar Sahu, Indrani Mohanty, Swagatika Sahu, Ashis Kumar Jena
Nitrogen-doped carbon dots have been employed for dual mode fluorometric as well as smartphone assisted colorimetric detection of epirubicin and showed antibacterial activities.
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Multifunctional CuS-CDs@MnO2 nanoparticles and liposome-assisted amplification for triple-mode detection of enrofloxacin

Anal. Methods, 2026, 18,3206-3215
DOI: 10.1039/D6AY00118A, Paper

Luna Guo, Huanhuan He, Ruoyan Li, Shiyi Dai, Jing Feng, Guangshuo Zhang, Zixian Li, Weiling Song, Hong Zhou
Multifunctional mesoporous silica nanosphere driven self-powered photoelectrochemical/electrochemical dual-mode for sensitive TNF-α detection.
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