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Analysis of O-acetylated sialic acids by 3-nitrophenylhydrazine derivatization combined with LC-MS/MS

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Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00330F, Paper
Chenhao Zhao, Xingdan Wang, Jing Wu, Yeli Hu, Qiwei Zhang, Qi Zheng
The 3-NPH-labeled sialic acids produce a high abundance of reporter ions, which can improve the accuracy of quantitative analysis of O-acetylated species.
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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

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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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Simple and convenient preconcentration procedure for the isotopic analysis of uranium in seawater

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Anal. Methods, 2024, Advance Article
DOI: 10.1039/D3AY01381B, Paper
Minami Abe, Noriaki Seko, Hiroyuki Hoshina, Shigeki Wada, Shinya Yamasaki, Keisuke Sueki, Aya Sakaguchi
Amidoxime adsorbent was synthesised by graft polymerisation. The adsorbent was efficient for collection of U in seawater for both the adsorption and desorption steps, thus affording a new strategy for measurement of U isotopes.
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Dual-mode detection of 2,6-pyridinedicarboxylic acid based on the enhanced peroxidase-like activity and fluorescence property of novel Eu-MOFs

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Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00331D, Paper
Jintao Yi, Xianqin Han, Jiahao Jian, Yayan Lai, Jun Lu, Lei Peng, Zhongkai Liu, Jun Xue, Hui Zhou, Xun Li
The dual-mode fluorescence and colorimetric detection of 2,6-pyridinedicarboxylic acid (DPA) based on the enhanced peroxidase-like activity and fluorescence property of a novel MOF.
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Near-infrared responsive gold nanorods for highly sensitive colorimetric and photothermal lateral flow immuno-detection of SARS-CoV-2

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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

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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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Dual-signal detection of tannin acid in red wines based on peroxidase activity carbon dots

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Anal. Methods, 2024, Accepted Manuscript
DOI: 10.1039/D4AY00526K, Paper
Bin Liu, Yu Yin, qianwen Li, wanwan Li, Fubing Xiao, Jinquan Liu, Yan Tan, Shengyuan Yang
Herein, a novel sort of phosphorus and iron-doped carbon dots (P,Fe-CDs) with outstanding peroxidase activity and excellent fluorescence performance was hydrothermally synthesized to colorimetrically and fluorimetrically detect tannic acid (TA)....
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Solid phase microextraction – the future technique in pharmacology and coatings trends

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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 simple, fast and inexpensive approach to quantify low concentrations of iron in biodiesel by voltammetry after extraction induced by microemulsion breaking

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Anal. Methods, 2024, Accepted Manuscript
DOI: 10.1039/D4AY00342J, Paper
Cristian Henrique Krause, Alexandre Batista Schneider, Leandro Kolling, Lauren Thauani Teixeira Oliveira, Márcia M. Silva
An alternative approach to assay iron (Fe) in biodiesel by differential pulse adsorptive cathodic stripping voltammetry (DPAdCSV) is presented herein. The sample treatment involved a simple, rapid, but effective extraction...
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Converging optical and electrochemical detection strategies for multimodal hydrazine sensing: insights into substituent-driven diverse response

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Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00063C, Paper
Rikitha S. Fernandes, Sahil Deepak Vasistha, Ritesh Kumar Singh, Sanket Goel, Nilanjan Dey
A pair of pyrene-based chalcogen derivatives have been developed, which demonstrate multimodal ratiometric response towards hydrazine.
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Layer-by-layer assembly of homopolypeptide polyelectrolytes on asymmetric nanochannels for the detection of nickel ions

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Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00422A, Paper
Pengrong An, Jincan Yang, Tianming Wang, Saiwen Lu, Dehao Wang, Zhuoyue Wang, Chun-Lin Sun, Chuanguang Qin, Jun Li
We report PA-γ-PGA-modified asymmetric nanochannels that enable ultra-sensitive detection of Ni2+ (limit of detection is 1 × 10−8 M).
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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

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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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A comprehensive HRMS methodology using LC-(ESI)-/GC-(APCI)-QTOF MS complementary platforms for wide-scope target screening of >750 pesticides in olive oil

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Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00181H, Paper
Open Access
Sofia K. Drakopoulou, Stefanos E. Kokolakis, Apostolos L. Karagiannidis, Marilena E. Dasenaki, Niki C. Maragou, Nikolaos S. Thomaidis
This study presents a robust and validated HRMS method for the determination of 771 pesticides in olive oil. LC-ESI/GC-APCI-QTOF MS was employed for the analysis.
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LAMP-based hydrogen ion selective electrochemical sensor for highly sensitive detection of Mycoplasma pneumoniae

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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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Field method for preservation of total mercury in waters, including those associated with artisanal scale gold mining

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Anal. Methods, 2024, Advance Article
DOI: 10.1039/D3AY02216A, Paper
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
David C. P. King, Michael J. Watts, Elliott M. Hamilton, Robert J. G. Mortimer, Mike Coffey, Odipo Osano, Maureene Auma Ondayo, Marcello Di Bonito
A method was developed for sampling and preserving total Hg from water samples, recovering >75% Hg over 4 weeks of storage. The method was assessed using water samples at artisanal gold mining sites in Kenya.
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Antibody-labeled Gold Nanoparticles Based Resonance Rayleigh Scattering Detection of S100B

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Anal. Methods, 2024, Accepted Manuscript
DOI: 10.1039/D4AY00335G, Paper
tiantian Wang, yonghui Wang, junbo Li
Traumatic brain injury (TBI) is a sudden brain injury due to an external force that causes a large number of deaths and permanent disabilities every year. S100B has been recognized...
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Rapid detection of monkeypox virus and differentiation of West African and Congo Basin strains using endonuclease restriction-mediated real-time PCR-based testing

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Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00492B, Paper
Juan Zhou, Fei Xiao, Xiaolan Huang, Jin Fu, Nan Jia, Chunrong Sun, Min Chen, Zheng Xu, Hui Huang, Yi Wang
A novel multiplex ET-PCR assay that integrates PCR amplification, restriction endonuclease cleavage and real-time fluorescence detection was devised to diagnose MPXV infection and distinguish the Congo Basin and West Africa MPXV strains.
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Development of a label-free, sensitive gold nanoparticles-poly (adenine)aptasensing platform for colorimetric determination of aflatoxin B1 in corn

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Anal. Methods, 2024, Accepted Manuscript
DOI: 10.1039/D4AY00605D, Paper
Omid Heydari Shayesteh, Katayoun Derakhshandeh, Akram Ranjbar, Reza Mahjub, Abbas Farmany
In this work, a sensitive colorimetric bioassay method based on poly (adenine) aptamer (polyA apt) and gold nanoparticles (AuNPs) was developed to the determination of aflatoxin B1 (AFB1). The polyA...
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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

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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

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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 three-dimensional network structure of metal-based nanozymes for the construction of colorimetric sensors for the detection of antioxidants

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Anal. Methods, 2024, 16,2292-2300
DOI: 10.1039/D3AY02199H, Paper
Shuo Qin, Bin Liu, Yuting Xue, Ruixue Zhao, Guo Wang, Kai Li, Lirong Zheng, Pingyang Wang, Tianhao Tang, Yue Yang, Zhengbo Chen, Xia Zuo
Although many excellent nanozymes have been developed, designing and synthesizing highly active nanozymes is still challenging.
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Direct solid sample analysis of low-cost jewelry using spectroanalytical techniques: exploratory chemical data evaluation and metal migration with synthetic sweat

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Anal. Methods, 2024, 16,2286-2291
DOI: 10.1039/D4AY00325J, Paper
Thaila Lorena de Araújo, Fabiola Manhas Verbi Pereira, Edenir Rodrigues Pereira-Filho
Jewelry samples were directly analyzed using LIBS and XRF.
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A pH-response-based fluorescent probe for detecting the mitophagy process by tracing changes in colocalization coefficients

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Anal. Methods, 2024, 16,2241-2247
DOI: 10.1039/D4AY00211C, Paper
Nongyi Hao, Zekun Jiang, Lina Zhou, Xiaoyu Dai, Xiuqi Kong
A novel pH-response fluorescent probe MP for the detection of mitophagy process via tracing colocalization coeffcients was developed.
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Construction of a stable fluorescent sensor based on CsPbBr3/CdS core/shell quantum dots for selective and sensitive detection of tetracycline in ethanol

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Anal. Methods, 2024, 16,2267-2277
DOI: 10.1039/D4AY00032C, Paper
Yang He, Yangjie Li, Han Wang, Site Luo, Haihu Yu
Construction of a stable fluorescent sensor based on CsPbBr3/CdS core/shell quantum dots for selective and sensitive detection of tetracycline in ethanol via a mechanism integrating photoinduced electron transfer.
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Phenylboronic acid modification-based novel dumbbell-shaped Au–Ag nanorod SERS substrates for ultrasensitive detection of SO42−

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Anal. Methods, 2024, 16,2311-2321
DOI: 10.1039/D3AY01831H, Paper
Kang Shen, Caili Bi, Haifan Yang, Miaowen Xu, Lili Huang, Youwei Wang
Based on the coordination principle of Lewis acids, a novel 4-MPBA-modified dumbbell-shaped Au–Ag nanorod (4-MPBA@DS Au–AgNR) SERS substrate was developed to realize the high sensitivity and specificity of SO42− detection.
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Characterizing a visual lateral flow device for rapid SARS-CoV-2 virus protein detection: pre-clinical and system assessment

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Anal. Methods, 2024, Advance Article
DOI: 10.1039/D3AY02075D, Paper
Natpapas Wiriyachaiporn, Jetnapang Kongrueng, Kannika Sukkuea, Rattana Tanrattanawong, Jarunee Vanichtanankul, Thanaya Saeyang, Tararat Jantra, Deanpen Japrung, Weerakanya Maneeprakorn, Suwussa Bamrungsap, Pareena Janchompoo, Ekawat Pasomsub
Analytical and pre-clinical evaluation of a visual screening lateral flow device for SARS-CoV-2 virus protein detection and its system characterization.
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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

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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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Dual-functional porphyrinic zirconium-based metal–organic framework for the fluorescent sensing of histidine enantiomers and Hg2+

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Anal. Methods, 2024, 16,2386-2399
DOI: 10.1039/D3AY02241B, Paper
Shili Qin, Fanshu Meng, Fenglong Jin, Xidi Xu, Ming Zhao, Hongtao Chu, Lidi Gao, Shuren Liu
L-Cys/PCN-222 as a novel and dual-functional fluorescent sensor was developed. It not only showed a higher chiral fluorescent recognition of L-histidine but also performed as a visual sensor for Hg2+ in actual surface water.
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Anti-aggregation colorimetric sensing of cysteine using silver nanoparticles in the presence of Pb2+

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Anal. Methods, 2024, 16,2378-2385
DOI: 10.1039/D4AY00351A, Paper
Lihui Mao, Yi Zhang, Huan Zhang, Huili Liu, Yong-ping Gao
In this study, an unmodified AgNPs was synthesized to prepare AgNPs-Pb2+ as a probe for colorimetric sensing of cysteine. We developed a AgNPs colorimetric method for the determination of cysteine in urine, utilizing the anti-aggregation principle.
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A chemiluminescence immunoassay for type IV collagen as a promising marker for liver fibrosis and cirrhosis

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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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Analysing micro- and nanoplastics with cutting-edge infrared spectroscopy techniques: a critical review

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Anal. Methods, 2024, 16,2177-2197
DOI: 10.1039/D3AY01808C, Critical Review
Open Access
Junhao Xie, Aoife Gowen, Wei Xu, Junli Xu
In this review, we discussed and compared the applications of Fourier transform infrared spectroscopy, quantum cascade laser infrared spectroscopy, atomic force microscopy-based infrared spectroscopy, and optical photothermal infrared spectroscopy in MNP research from multiple perspectives.
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Online quantification of nicotine in e-cigarette aerosols by vacuum ultraviolet photoionization mass spectrometry

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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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A novel electrophoretic assisted hydrophobic microdevice for enhancing blood cell sorting: design and numerical simulation

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Anal. Methods, 2024, 16,2368-2377
DOI: 10.1039/D4AY00196F, Paper
Xinkun Chen, Xueye Chen
Microfluidic technology has great advantages in the precise manipulation of micro–nano particles, and the hybrid microfluidic separation technology has attracted much attention due to the advantages of both active and passive separation technology at the same time.
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A highly sensitive and selective fluorescent biosensor for breast cancer derived exosomes using click reaction of azide–CD63 aptamer and alkyne-polymer dots

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Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00146J, Paper
Dumei Ma, Yiting Luo, Xiaoya Zhang, Zehu Xie, Yinghua Yan, Chuan-Fan Ding
A fluorescence method based on Cu-triggered click reaction of azide modified CD63 aptamer and alkyne capped Pdots was developed for breast cancer derived exosome detection.
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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

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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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Detection of Free DNA Based on Metal-Enhanced Fluorescence Triggered by CRISPR-Cas12a and Colorimetric Analysis

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Anal. Methods, 2024, Accepted Manuscript
DOI: 10.1039/D4AY00149D, Paper
Ming-Qiu Zheng, Yuyao Li, Liling Zhang, Cheng-Yu Li, Menghan Liu, Hongwu Tang
The CRISPR-Cas system has been found to be extremely sensitive and there is an urgent demand to extend its potential in bioassay. Herein, we developed a novel nanobiosensor to detect...
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A simple and rapid colorimetric detection of Staphylococcus Aureus relied on the distance-dependent optical properties of silver nanoparticles

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Anal. Methods, 2024, Accepted Manuscript
DOI: 10.1039/D3AY02189K, Paper
Ngoc Anh Thu Phan, Hoang Men Nguyen, Cam Duyen Thi Vo, Toi Vo Van, Phuoc Long Truong
The quick and accurate diagnosis of pathogens has appeared as a pressing issue in clinical diagnostics, environmental monitoring, and food safety. The current assays are suffering from limited capacities in...
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Paper-based sensors: affordable, versatile, and emerging analyte detection platforms

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Anal. Methods, 2024, Advance Article
DOI: 10.1039/D3AY02258G, Critical Review
Open Access
Sumit Malik, Joginder Singh, Kajal Saini, Vivek Chaudhary, Ahmad Umar, Ahmed A. Ibrahim, Sheikh Akbar, Sotirios Baskoutas
The schematic representation of distance based paper sensor to identify lead in food samples.
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Simple fluorescence “turn-off” assay for Congo red using commercial 2-aminophthalic acid

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Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00506F, Paper
Jiaqi Qian, Jie Li, Yihan Jiang, Chaoyong Liu, Jiayao Zhu, Liyu Gu, Yongming Guo
2-Aminophthalic acid with a high quantum yield of 38.49% was utilized for fluorescence “turn-off” sensing of Congo red with a linear range of 0.05–50 μM and a limit of detection of 1.72 μM.
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A reaction based carbazole–indolium conjugate probe for the selective detection of environmentally toxic ions

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Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00301B, Paper
Jayasudha Palanisamy, Mansour K. Gatasheh, Ashraf Atef Hatamleh
Carbazole–indolium based colorimetric probe was designed for detecting cyanide ions in various water samples. An outstanding response was shown by paper test strips prepared using the probe for the easy detection of cyanide in real time.
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Electroanalysis overview: additive manufactured biosensors using fused filament fabrication

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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

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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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Polymeric membrane potentiometric sensors based on template-removal-free imprinted receptors for determination of antibiotics

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Anal. Methods, 2024, Accepted Manuscript
DOI: 10.1039/D4AY00263F, Paper
Xinyao Wang, Guohua Cui, Rongning Liang, Wei Qin
Currently, Nernstian-response-based polymeric membrane potentiometric sensors using the molecularly imprinted polymers (MIPs) as the receptors have been successfully developed for determination of organic ionic species. However, the preparation of these...
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Proximity hybridization based “turn-on” DNA tweezer for accurate and enzyme-free small extracellular vesicles analysis

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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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The preparation of a boronate affinity-based controlled oriented imprinting coating on a silica nanoparticle surface for the separation and purification of shikimic acid in herbal medicine

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Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00219A, Paper
Yumin Yang, Daojin Li, Bingqian Liu
Shikimic acid (SA) is one of the most effective drugs against the A (H1N1) virus and has high medicinal value.
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Α simplified lateral flow immunosensor for the assay of carcinoembryonic antigen in low-resource settings

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Anal. Methods, 2024, Accepted Manuscript
DOI: 10.1039/D4AY00381K, Paper
Open Access
Ioanna Tsogka, Electra Mermiga, Varvara Pagkali, Christos Kokkinos, Anastasios Economou
Carcinoembryonic antigen (CEA) is a glycoprotein widely used as a tumor marker. In this work, a colorimetric lateral flow immunosensor is developed for rapid and low-cost quantification of CEA in...
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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

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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

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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

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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

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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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