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Capillary action-driven surface-enhanced Raman spectroscopy (SERS) for the identification of phthalocyanine blue in modern paintings based on the BPG spot test

Anal. Methods, 2024, 16,2147-2151
DOI: 10.1039/D3AY01378B, Technical Note
Shao-Chun Hsueh, Ling-Hsuan Wang, Yung-Chen Liao, Hui-Yu Chiang, Cheng-Huang Lin
A method for the extraction and accumulation of Ag nanoparticles utilizing capillary action through a piece of triangular-shaped cotton paper is reported.
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A novel isophorone-based fluorescent probe for recognizing Al3+ and its bioimaging in plants

Anal. Methods, 2024, 16,2120-2126
DOI: 10.1039/D4AY00023D, Paper
Yanna Zhao, Yuqi Wang, Yingying Zhang, Xiaowei Bai, Wentong Hou, Yuqing Huang
Aluminium ions (Al3+) are widely present in industries and daily life and are closely related to human health and environmental protection.
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Rapid and green quantification of phloridzin and trilobatin in Lithocarpus litseifolius (Hance) Chun (sweet tea) using an online pressurized liquid extraction high-performance liquid chromatography at equal absorption wavelength method

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00170B, Paper
Zhengming Qian, Qinggui Lei, Dan Tang, Guoying Tan, Qi Huang, Fucai Zhou, Wenhao Wang
Sweet tea is a functional herbal tea with anti-inflammatory, anti-diabetic, and other effects, in which phloridzin and trilobatin are two functional compounds.
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Aptamer aided plasmonic nano-urchin for reporter free surface-enhanced Raman spectroscopy analysis of cortisol

Anal. Methods, 2024, Accepted Manuscript
DOI: 10.1039/D4AY00401A, Paper
Chengyu Li, Jing Hu, Nan Hu, Jianjun Zhao, Qianwen Li, Yanhui Han, Yanxiong Liu, Xufang Hu, Liyan Zheng, Qiu-E Cao
Cortisol is a vital glucocorticoid hormone reflecting stress levels and related disease processes. We present an aptamer functionalized plasmonic nano-urchin (α-FeOOH@Au-aptamer) aided cortisol capturing and Surface-enhanced Raman spectroscopy (SERS) analysis...
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Luminescent and time-resolved determination of gemifloxacin mesylate in pharmaceutical formulations and spiked blood plasma samples using a lanthanide complex as a probe

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00236A, Paper
Gasser M. Khairy, Rania M. Goda, Zeinab M. Anwar, Mohamed M. Aboelnga, Axel Duerkop
A new luminescent europium probe for the determination of the antibiotic gemifloxacin is presented. Time-resolved luminescence enables its quantitation in pharmaceutical formulations and blood samples.
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Direct detection of dithiocarbamate fungicides by SALDI/MS using porous TiC ceramic powder as a substrate

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D3AY01533E, Paper
Hiroshi Moriwaki, Issey Osaka, Kotaro Hashimoto, Osamu Yamada
Direct detection of dithiocarbamate fungicides (DTCs) has been achieved by SALDI/MS using porous titanium carbide (TiC) ceramic powder as a substrate.
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Establishing a new methodology for determining the water absorbability of cellulose-derived materials via a vapor-monitoring headspace strategy

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D3AY02209A, Communication
Yi-Xian Gong, Wei-Qi Xie
In this research, for the first time, we introduce a vapor-monitoring headspace strategy to establish a new methodology for determining the water absorbability of cellulose-derived materials.
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Correction: An impedimetric sensor based on molecularly imprinted nanoparticles for the determination of trypsin in artificial matrices – towards point-of-care diagnostics

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY90029D, Correction
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Sabrina Di Masi, Marco Costa, Francesco Canfarotta, Antonio Guerreiro, Alicia Hartley, Sergey A. Piletsky, Cosimino Malitesta
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Study on the affinity sites of cadmium's binding to ligands by thermodynamics and nuclear magnetic resonance spectroscopy

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D3AY02253F, Paper
Jinsong Yu, Xu Huang, Xiuxiu Wu, Hui Cao, Min Yuan, Tai Ye, Fei Xu
According to the experimental parameters for the interaction of Cd(II) with ligands, the binding sites of Cys and GSH were –SH, –NH2 and –COOH, and the thermodynamic behaviour of Cd(II) with Cys/GSH in boric acid and HEPES buffers was different, exothermic in HEPES but endothermic in boric acid.
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The selective extraction of dietary polyamines from chicken breast using the application of a lab-on-a-chip electromembrane and dispersive liquid–liquid microextraction followed by gas chromatography-mass spectrometry

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D3AY02172F, Paper
Fatemeh Barzegar, Samaneh Nabizadeh, Marzieh Kamankesh, Jahan B. Ghasemi, Abdorreza Mohammadi
Excessive dietary polyamines (PAs), including putrescine (PUT), spermine (SPM), and spermidine (SPD), have become a worldwide concern due to their carcinogenicity and reduced shelf life.
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Near-infrared responsive gold nanorods for highly sensitive colorimetric and photothermal lateral flow immuno-detection of SARS-CoV-2

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00347K, Paper
Xiaohui Liu, Jingwen Li, Kun Wang, Xiang Li, Shenming Wang, Gengchen Guo, Qiaowen Zheng, Maosheng Zhang, Jingbin Zeng
We developed a colorimetric and photothermal dual-mode LFIA platform for sensitive and selective SARS-CoV-2 N protein detection based on gold nanorods.
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Discrimination of Diptera order insects based on their saturated cuticular hydrocarbon content using a new microextraction procedure and chromatographic analysis

Anal. Methods, 2024, Accepted Manuscript
DOI: 10.1039/D4AY00214H, Paper
Open Access
Lixy Olinda León-Morán, Marta Pastor-Belda, Pilar Viñas, Natalia Arroyo-Manzanares, María Dolores García, María Isabel Arnaldos, Natalia Campillo
The nature and proportions of hydrocarbons in the cuticle of insects is characteristic of the species and age. Chemical analysis of cuticular hydrocarbons allows species discrimination, which is of great...
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Solid phase microextraction – the future technique in pharmacology and coatings trends

Anal. Methods, 2024, Accepted Manuscript
DOI: 10.1039/D4AY00187G, Minireview
Aleksandra Owczarzy, Karolina Kulig, Katarzyna Piordas, Patrycja Piśla, Patrycja Sarkowicz, Wojciech Rogóż, Małgorzata Maciążek-Jurczyk
Traditional sample preparation techniques based on liquid-liquid extraction (LLE) or solid phase extraction (SPE) often suffer from a major error due to the matrix effects caused by significant co-extraction of...
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A novel ratiometric sensor for fluorimetric and visual dual-mode detection of Al3+ in environmental water based on the target-regulated formation of Eu MOFs

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00324A, Paper
Tao-Li Chen, Xiang-Juan Kong, Xin-Xin Dong, Zhi-Jie Mao, Fang-Fang Kong, Qiang Xiao
The illustration of the ratiometric sensor for fluorimetric (A) and visual detection (B) of Al3+.
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Caffeine quantification in dietary supplements using high-throughput on-line solid phase extraction coupled to Venturi easy ambient sonic-spray ionization mass spectrometry

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00333K, Paper
David Ulisses Tega, Luan Felipe Campos Oliveira, Patrick Cesar Ferreira, Bruna Beatriz Soldera, Heliara Dalva Lopes Nascimento, Marcos Nogueira Eberlin, Alessandra Sussulini
Optimization of a LC-V-EASI-MS system. Employment of LC-V-EASI-MS and online SPE to enhance analytical performance for caffeine determination reaching 90 s per sample.
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LAMP-based hydrogen ion selective electrochemical sensor for highly sensitive detection of Mycoplasma pneumoniae

Anal. Methods, 2024, Accepted Manuscript
DOI: 10.1039/D4AY00341A, Paper
Huiqing Wang, Yang Li, Lin Tian, Xinyi Li, Qian Gao, Yaru Liu, Cuiping Ma, Qing Wang, Chao Shi
An urgent need for a concise and rapid detection method for Mycoplasma pneumoniae is required due to its severe impact on human’s health. To meet such a need, this study...
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Statistical approaches to Raman imaging: principal component score mapping

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00171K, Paper
Open Access
Elia Marin, Davide Redolfi Bristol, Alfredo Rondinella, Alex Lanzutti, Pietro Riello
We propose and benchmark test a universal protocol for the analysis of huge Raman imaging datasets, by applying PCA on raw, unprocessed data.
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Resolving phytosterols in microalgae using offline two-dimensional reversed phase liquid chromatography-supercritical fluid chromatography coupled with quadrupole time-of-flight mass spectrometry

Anal. Methods, 2024, 16,2278-2285
DOI: 10.1039/D3AY02261G, Paper
Magali Batteau, Elodie Bouju, Adriana Ramirez-Romero, Sylvie Nuccio, René De Vaumas, Florian Delrue, Karine Faure
Development of an off-line LC-SFc-MS method, separation of sterol isomers in algal unsaponifiable fractions, elution pattern helping in the reduction of structural candidates.
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A novel fluorescent probe with a large Stokes shift for colorimetric and selective detection of cysteine in water, milk, cucumber, pear and tomato

Anal. Methods, 2024, 16,2322-2329
DOI: 10.1039/D3AY02322B, Paper
Lin Luo, Ranran Guo, Lianjie Wang, Xixi Song, Zhao Wang, Junliang Wu
A novel fluorescent probe for colorimetric and selective detection of cysteine was efficiently constructed through a simple and mild reaction conditions. Probe 2 displays a linear response to Cys concentrations (0–30 μM), low detection limit (0.89 μM), large Stoke shift (125 nm).
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A complementary method with PFBBr-derivatization based on a GC-EI-MS platform for the simultaneous quantitation of short-, medium- and long-chain fatty acids in murine plasma and feces samples

Anal. Methods, 2024, 16,2330-2339
DOI: 10.1039/D3AY02271D, Paper
Hong-Xu Zhou, Qing Jiang, Xin He, Xian Fu, Jun-Yan Liu
Fatty acids (FAs) are essential molecules in all organisms and are involved in various physiological and pathophysiological processes.
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Construction of coumarin-appended calix[4]arene-based fluorescence sensor for the detection of carbofuran in cabbage

Anal. Methods, 2024, 16,2400-2411
DOI: 10.1039/D4AY00030G, Paper
Heni Soni, Nidhi Verma, Divyesh Y. Chaudhari, Sahaj A. Gandhi, Alok Pandya, Pinkesh G. Sutariya
This study presents a novel approach for the detection of carbofuran (CBF) insecticide by exploring a calix[4]arene-derived fluorescence probe, CouC4S, functionalized with two coumarin-labelled at the narrow edge of the calix[4]arene platform.
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A chemiluminescence immunoassay for type IV collagen as a promising marker for liver fibrosis and cirrhosis

Anal. Methods, 2024, 16,2248-2255
DOI: 10.1039/D3AY02240D, Paper
Xiaoling Fu, Fan Zhang, Fangda Zhen, Lian Duan, Jian Zhou, Jianguo Ma
Herein, a magnetic bead-based chemiluminescence assay is reported to detect type IV collagen (col-IV) in serum samples.
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Online quantification of nicotine in e-cigarette aerosols by vacuum ultraviolet photoionization mass spectrometry

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00279B, Paper
Shaoxin Ye, Zuoying Wen, Kai Xie, Xuejun Gu, Jian Wang, Xiaofeng Tang, Weijun Zhang
A new method for quantifying nicotine in e-cigarette aerosols within a few seconds using a homemade VUV-AMS.
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An immunochromatographic strip sensor for rapid and sensitive detection of candesartan, olmesartan medoxomil, and irbesartan in herbal beverages

Anal. Methods, 2024, 16,2359-2367
DOI: 10.1039/D4AY00151F, Paper
Dingyu Li, Aihong Wu, Liqiang Liu, Hua Kuang, Chuanlai Xu, Xiaoling Wu
Sartans, as a class of antihypertensive drugs, pose a threat to human health when illegally added to herbal beverages.
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Analysis of brominide disinfection by-products in aquaculture water using ultra-high-performance liquid chromatography–quadrupole–time-of-flight mass spectrometry

Anal. Methods, 2024, Accepted Manuscript
DOI: 10.1039/D4AY00396A, Paper
Weimin Yang, Yi Zhang, Jilong Huang, Xing Yang, Ning Jiang
Background: Halogenic disinfectants have been shown to produce toxic and carcinogenic disinfection by-products (DBPs) during water disinfection. Dibromohydantoin (DBDMH) is a commonly used water disinfectant in aquaculture. Aquaculture water has...
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Electroanalysis overview: additive manufactured biosensors using fused filament fabrication

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00278D, Minireview
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Robert D. Crapnell, Craig E. Banks
Additive manufacturing (3D-printing), in particular fused filament fabrication, presents a paradigm shift in the way electrochemical based biosensing platforms are produced, giving rise to a new generation of personalized and on-demand biosensors.
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Quantifying platinum binding on protein-functionalized magnetic microparticles using single particle-ICP-TOF-MS

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00268G, Paper
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Veronica C. Bradley, Benjamin T. Manard, Lyndsey Hendriks, Daniel R. Dunlap, Amber N. Bible, Ada Sedova, Patricia Saint-Vincent, Brian C. Sanders, Hunter B. Andrews
This work describes an analytical procedure, single particle-inductively coupled plasma-time-of-flight-mass spectrometry (SP-ICP-TOF-MS), that was developed to determine the platinum binding efficiency of protein-coated magnetic microparticles.
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Proximity hybridization based “turn-on” DNA tweezer for accurate and enzyme-free small extracellular vesicles analysis

Anal. Methods, 2024, Accepted Manuscript
DOI: 10.1039/D4AY00487F, Paper
Jinlin Wu, Xi Mei, Xiaoqin Zhan, Fang Liu, Dongfang Liu
Small extracellular vesicles (sEVs) are a type of extracellular vesicles that carry many types of molecular information. The identification of sEVs is essential for the non-invasive detection and treatment of...
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Novel advanced materials and magnetic solid phase extraction as approaches in sample preparation to enhance the analysis of ochratoxin A in peanuts

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00246F, Paper
Bingchen Wang, Yifan Wang, Xiuyuan Zhang, Kuo He
In order to improve the detection efficiency of ochratoxin, a superparamagnetic nano-material was synthesized for solid phase extraction of ochratoxin.
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Three-dimensional hotspot structures constructed from nanoporous gold with a V-cavity and gold nanoparticles for surface-enhanced Raman scattering

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00348A, Paper
Yang Xu, Yan Wu, Jianjun Wei, Yuanyu Zhao, Peili Xue
A nanoporous gold V-shaped resonant cavity (NPGVRC) structure constructed with plasmonic resonance coupling effect. The NPGVRC has excellent SERS performance and 3D hotspot properties.
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A highly selective probe engineered to detect polarity and distinguish normal cells and tumor cells in tissue sections

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00438H, Paper
Sai Zhu, Lixuan Dai, Xiaoli Zhong, Weiying Lin
We have designed a polarity fluorescent probe (DCI-Cou-polar) with high selectivity for diagnosing cancer.
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Monolith stationary phases prepared via cyclic anhydride ring-opening polymerization as tunable platforms for chromatographic applications

Anal. Methods, 2024, Accepted Manuscript
DOI: 10.1039/D4AY00251B, Paper
Ahmad Aqel, Ayman Ghafr, A. Yacine Badjah-Hadj-Ahmed, Zeid Abdullah ALOthman
Polymer monolithic stationary phases were prepared based on a cyclic anhydride as a reactive and tunable platform via ring-opening post-polymerization using primary amines; octadecylamine and benzylamine. The characterization techniques indicated...
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The not-so-smart use of mobiles




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The transformation of BSNL




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Good, but not enough: On the extended coverage of the Ayushman Bharat scheme

Extension of free health coverage to all over 70 years is good, but more needs to be done  




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​Weather gods: On ‘Mission Mausam’

Attempts at controlling the weather are still in the realm of uncertainty




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​Embattled CM: On Karnataka Chief Minister Siddaramaiah

Anti-graft moves should not be overshadowed by political motive




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​Mad doctrine: On Russia’s revision of its nuclear doctrine

Any threat of use of nuclear weapons must be viewed seriously 




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​Demand flux: On growth dynamics

Growth dynamics may falter with waning urban consumption




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A defeat foretold: On the Maoist insurgency

Maoists must abandon armed struggle and enter the democratic process




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​Marina mayhem: On the IAF’s Chennai air show

The deaths at the air show in Chennai could have been prevented with better arrangements 




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​First responder: On Maldives-India ties

India and Maldives let subtle diplomacy surpass muscular posturing 




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​Respect the mandate: On the 2024 Jammu and Kashmir elections

With elections done and dusted, J&K now must return to statehood




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Canadian frostbite: On the India-Canada diplomatic war

India must consider the impact of its next steps on its diplomacy and image




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Battle of wits: On the Maharashtra and Jharkhand elections 

The Maharashtra and Jharkhand polls will witness intense political battles




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​Allow for deliberation: On the legitimate demands of Ladakh

The lack of a legislature and regional autonomy in Ladakh has led to the current protests




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​Celebration and vigil: On India, kala-azar and trachoma

India must not let its guard down on kala-azar




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​Fair trade: On the 29th COP and India’s carbon market

India must develop a transparent carbon trade policy 




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At a loss: On the New Zealand-India three-match series

India batters frittered away the home advantage against New Zealand 




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Western front: On the parties and their prospects in the Maharashtra polls

Granular factors can determine the outcome in Maharashtra