detection

An efficient electrochemical sensor based on the Ce-MOF/g-C3N5 composite for the detection of nitrofurazone

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D3AY02221H, Paper
Jianxia Gu, Yiqiong Jia, Zhanbin Jin, Tingting Wei, Yongxia Li
The Ce-MOF/g-C3N5 composite was first constructed using a simple reflux method in an oil bath, and the electrochemical sensor fabricated based on this composite shows excellent detection performance in nitrofurazone detection in practical samples.
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detection

Dual-mode detection of 2,6-pyridinedicarboxylic acid based on the enhanced peroxidase-like activity and fluorescence property of novel Eu-MOFs

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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detection

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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detection

A Multimode Biosensor Based on Prussian Blue Nanoparticle Loaded with Gold Nanoclusters for the Detection of Aflatoxin B1

Anal. Methods, 2024, Accepted Manuscript
DOI: 10.1039/D3AY02330C, Paper
zhaodi Fu, juan Huang, Wei Wei, zhihui Wu, Xingbo Shi
Herein, a novel fluorescent/colorimetric/photothermal biosensor is proposed for aflatoxin B1 (AFB1) detection in food based on Prussian blue nanoparticles (PBNPs) (~50 nm), gold nanocluster (AuNCs) and aptamer (Apt) within three...
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detection

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

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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detection

Converging optical and electrochemical detection strategies for multimodal hydrazine sensing: insights into substituent-driven diverse response

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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detection

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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detection

Layer-by-layer assembly of homopolypeptide polyelectrolytes on asymmetric nanochannels for the detection of nickel ions

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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detection

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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detection

Antibody-labeled Gold Nanoparticles Based Resonance Rayleigh Scattering Detection of S100B

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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detection

Rapid detection of monkeypox virus and differentiation of West African and Congo Basin strains using endonuclease restriction-mediated real-time PCR-based testing

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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detection

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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detection

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

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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detection

Construction of a stable fluorescent sensor based on CsPbBr3/CdS core/shell quantum dots for selective and sensitive detection of tetracycline in ethanol

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.
The content of this RSS Feed (c) The Royal Society of Chemistry




detection

Phenylboronic acid modification-based novel dumbbell-shaped Au–Ag nanorod SERS substrates for ultrasensitive detection of SO42−

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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detection

Characterizing a visual lateral flow device for rapid SARS-CoV-2 virus protein detection: pre-clinical and system assessment

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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detection

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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detection

An overview of electrochemical biosensors used for COVID-19 detection

Anal. Methods, 2024, 16,2164-2176
DOI: 10.1039/D3AY02042H, Minireview
Tatiana Lima Valerio, Raquel Anastácio, Stella Schuster da Silva, Carolina Camargo de Oliveira, Marcio Vidotti
This short review presents the latest advances in the field of electrochemical biosensors, focusing particularly on impedimetric biosensors for the direct measurement of analytes.
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detection

A new colorimetric aptasensor for paraquat detection based on the designed aptamer with multiple paraquat binding sites in combination with gold nanoparticles

Anal. Methods, 2024, 16,2340-2348
DOI: 10.1039/D4AY00053F, Paper
Pakawat Kongpreecha, Sineenat Siri
Given paraquat's environmental health risks, there is a need for a fast and simple detection method. This study presents a novel colorimetric aptasensor with a tailored aptamer, boosting sensitivity by targeting multiple paraquat binding sites.
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detection

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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detection

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

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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detection

A simple and rapid colorimetric detection of Staphylococcus Aureus relied on the distance-dependent optical properties of silver nanoparticles

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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detection

Paper-based sensors: affordable, versatile, and emerging analyte detection platforms

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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detection

A reaction based carbazole–indolium conjugate probe for the selective detection of environmentally toxic ions

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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detection

Design and fabrication of La-based perovskites incorporated with functionalized carbon nanofibers for the electrochemical detection of roxarsone in water and food samples

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00264D, Paper
Mariya Antony John Felix, Santhiyagu Sahayaraj Rex Shanlee, Shen-Ming Chen, Sundaresan Ruspika, Ramachandran Balaji, Narendhar Chandrasekar, Periyanayagam Arockia Doss
Fabrication of potent electrocatalyst, La-based perovskites coupled with functionalized carbon nanofibers (LMO/f-CNF) for ultrasensitive electrochemical detection of roxarsone in edible and water samples.
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detection

A chemodosimetric chemosensor for the ratiometric detection of nerve agent-mimic DCP in solution and vapor phases

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00451E, Paper
Shilpita Banerjee, Pintu Ghosh, Anirban Karak, Dipanjan Banik, Ajit Kumar Mahapatra
The probe MNFZ undergoes a hydrolysis reaction in the presence of DCP to exhibit a naked eye color change from blue to cyan. It was successfully applied to sense DCP in the vapor phase.
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detection

A colorimetric tandem combination of CRISPR/Cas12a with dual functional hybridization chain reaction for ultra-sensitive detection of mycobacterium bovis

Anal. Methods, 2024, Accepted Manuscript
DOI: 10.1039/D3AY02200E, Paper
Qiong Liu, Mei Yang, He Zhang, Wenjie Ma, Xin Fu, Huiqing Li, Sainan Gao
Tuberculosis caused by Mycobacterium bovis poses a global infectious threat to humans and animals. Therefore, there is an urgent need to develop a sensitive, precise, and easy-to-readout strategy. Here, a...
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detection

A pillar[5]arene-based three-component supramolecular copolymer for the fluorescence detection of spermine

Org. Chem. Front., 2024, 11,6293-6303
DOI: 10.1039/D4QO01470G, Research Article
Open Access
Martina Mazzaferro, Daniele Crisafulli, Francesca Mancuso, Marco Milone, Fausto Puntoriero, Anna Irto, Salvatore Patanè, Valentina Greco, Alessandro Giuffrida, Ilenia Pisagatti, Anna Notti, Melchiorre F. Parisi, Giuseppe Gattuso
A supramolecular copolymer, composed of a bis-pillar[5]arene diacid and complementary alkylidene- and perylene-bisimide-bis-imidazole comonomers, acts as an OFF/ON luminescent sensor for spermine.
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detection

Enhanced surface functionalization of 2D molybdenum/tin chalcogenide nanostructures for effective SERS detection of Escherichia coli

RSC Adv., 2024, 14,35021-35034
DOI: 10.1039/D4RA05315J, Paper
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Zainab Ishfaq, Layla A. Almutairi, M. Yasir Ali, Salhah Hamed Alrefaee, Mohamed Abdelsabour Fahmy, Elsammani Ali Shokralla, Lamiaa G. Alharbe, Adnan Ali, Arslan Ashfaq, A. R. Abd-Elwahed
This study enhances MoS2/SnS2 nanoparticles for SERS, functionalizing them with L-cysteine. Successful detection of E. coli demonstrates their potential as cost-effective SERS substrates for real-world applications.
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detection

An electrochemiluminescence device for visualized detection of lead in practical samples

RSC Adv., 2024, 14,35232-35238
DOI: 10.1039/D4RA05742B, Paper
Open Access
Huaanzi Hu, Cheng Wang, Chen Qian, Chengqi Li, Yulin Li, Jianbin Pan, Xinye Ni
An up-response ECL imaging system is designed for visualized Pb2+ detection with high selectivity.
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detection

An exceptional water stable terbium-based metal–organic framework for selective detection of pesticides

RSC Adv., 2024, 14,35220-35226
DOI: 10.1039/D4RA06622G, Paper
Open Access
Ching-Ping Liu, Ting-En Lin, Jung-Chang Chiang, Bo-Jhen Chen, Po-Hsiu Chien, Su-Ying Chien, Gene-Hsiang Lee, Yen-Hsiang Liu, Kuang-Lieh Lu
The terbium-based metal–organic frameworks (Tb-MOFs) were synthesized successfully under hydrothermal conditions, which could maintain at least 90% of the emission intensity after storage in water for several months.
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detection

N-doped carbon quantum dots for the selective detection of OCl− ions, bioimaging, and the production of Fe3O4 nanoparticles utilized in the synthesis of substituted imidazole

RSC Adv., 2024, 14,35448-35459
DOI: 10.1039/D4RA06474G, Paper
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Namrata Priyadarshini Hota, Sathiyanarayanan Kulathu Iyer
Nitrogen-doped quantum dots (NCQD) were synthesized by solvothermal means using o-phenylenediamine and L-tartaric acid.
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detection

Correction: Improved isoprene detection performance of Si-doped WO3 films deposited by sputtering and post-annealing

RSC Adv., 2024, 14,35559-35559
DOI: 10.1039/D4RA90131B, Correction
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Pin-Kuan Lin, Yi Qin, Xiaoding Qi, Liji Huang
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detection

Harnessing the UiO-67 metal–organic framework for advanced detection of cadmium ions in water bodies

RSC Adv., 2024, 14,35618-35627
DOI: 10.1039/D4RA06811D, Paper
Open Access
Bhuvaneswari Selvaraj, Lakshmi Priya G., Selva Balasubramanian
Heavy metal ions are hazardous pollutants that pose serious threats to ecosystems and human health, making it imperative to detect and monitor their presence in water for environmental protection.
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detection

Synthesis of green fluorescent carbon dots and their application in mercury ion detection

RSC Adv., 2024, 14,36273-36280
DOI: 10.1039/D4RA06635A, Paper
Open Access
Juan Hou, Qinqin Chen, Xiangzhi Meng, Huiling Liu, Wei Feng
Green fluorescent carbon dots were prepared for effective detection of Hg2+ ions through fluorescence quenching, demonstrating high sensitivity and selectivity.
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detection

One-pot facile synthesis of rod-like Bi2S3 particles in deep eutectic solvent and their ppb-level selective H2S gas detection

Dalton Trans., 2024, Advance Article
DOI: 10.1039/D4DT03006K, Communication
Reiko Furukawa, Takuya Hasegawa, Ayahisa Okawa, Shu Yin
Rod-like Bi2S3 particles were synthesized by one-pot reactions with choline chloride-based DESs, and showed sub-ppm level selective H2S gas detection. Acetamide-based DES yielded uniform particles with excellent gas sensitivity.
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detection

Excited-state intramolecular proton transfer (ESIPT) active interwoven polycatenated coordination polymer for selective detection of Al3+ and Ag+ ions along with water detection in less polar solvents

Dalton Trans., 2024, 53,18003-18012
DOI: 10.1039/D4DT02285H, Paper
Anupam Maiti, Rakesh Kumar, Bidyadhar Mahato, Debajyoti Ghoshal
An ESIPT active coordination polymer is successfully synthesized, exhibiting ESIPT induced blue shift for Al3+ ions and ESIPT-off for Ag+ ions. The material can also detect polar water, dimethylformamide and methanol in less polar organic solvents.
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detection

Detection and infectivity of SARS-CoV-2 in Korean municipal wastewater facilities and characterization of environmental factors influencing wastewater-bound SARS-CoV-2

Environ. Sci.: Water Res. Technol., 2024, 10,2752-2764
DOI: 10.1039/D4EW00334A, Paper
Jayun Kim, Yoon-ji Kim, Sook-young Lee, Jae-Ku Oem, Subin Kim, Keugtae Kim, Woosik Jung, Sungpyo Kim, Dong-Hwan Jeong, Minjoo Lee, Soo-Hyung Lee, Hyunook Kim, Joonhong Park
Nationwide wastewater was analyzed during COVID-19 surges. Sample processing and SARS-CoV-2 detection were optimized. Virus non-infectivity was validated. Rose with local COVID-19 spikes. Temperature and water quality impact modeling.
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detection

Carbon quantum dot (CQD)-dithizone-based thin-film chemical sensors for the specific detection of lead ions in water resources

Environ. Sci.: Water Res. Technol., 2024, 10,2858-2868
DOI: 10.1039/D4EW00452C, Paper
Tanmay Vyas, Hritik Kumar, Sandeep Choudhary, Abhijeet Joshi
Dithizone-CQD-based thin-film chemical sensors for the detection of lead ions in various water resources.
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detection

Development of an automated platform for monitoring microfluidic reactors through multi-reactor integration and online (chip-)LC/MS-detection

React. Chem. Eng., 2024, Advance Article
DOI: 10.1039/D4RE00004H, Paper
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Hannes Westphal, Simon Schmidt, Sanjay Lama, Matthias Polack, Chris Weise, Toni Oestereich, Rico Warias, Tanja Gulder, Detlev Belder
Biocatalysis with packed-bed microreactors: a novel method combining microreactor technology, multi-reactor integration, and online (chip-)LC/MS analysis in a sequential automated workflow.
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detection

Nucleic acid detection with single-base specificity integrating isothermal amplification and light-up aptamer probes

Nanoscale, 2024, 16,20067-20072
DOI: 10.1039/D4NR01638F, Communication
Jaekyun Baek, Jihyun Park, Youngeun Kim
CLASSIC is a label-free DNA detection platform with single-nucleotide specificity and attomolar sensitivity. This assay offers rapid and sequence-specific DNA analysis through single-strand conversion and split light-up aptamer probes.
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detection

Cr2TiC2Tx MXene as an Adsorbent Material in Ultrasonic-Assisted d-µ-Solid Phase Extraction for Trace Detection of Heavy Metals

Nanoscale, 2024, Accepted Manuscript
DOI: 10.1039/D4NR02556C, Paper
Saman Bagheri, Rashmeet Kaur Khurana, Md. Ibrahim Kholil, Michael J. Loes, Shengyuan Luo, Alexander Sinitskii
MXenes are a large family of two-dimensional transition metal carbides, nitrides, and carbonitrides. While MXenes have great potential for applications in analytical chemistry, most of the studies in this field...
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detection

A liposome-based assay for cancer biomarker detection: exploring the correlation between platelet-derived microvesicles and NSCLC-associated miRNAs

Nanoscale, 2024, Advance Article
DOI: 10.1039/D4NR03704A, Paper
Mohamed Aimene Benariba, Kanza Hannachi, Sha Zhu, Yuting Zhang, Xiaoli Wang, Nandi Zhou
This research reveals a significant correlation between PMVs and their associated miRNA. Additionally, the liposome-based assay demonstrates enhanced sensitivity with calcium-induced platelet activation.
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detection

Apple: Watch Ultra gets ski and snowboard workout detection

Apple’s Watch Ultra got more options for workout detection with the help of a third-party app Slopes




detection

National Institute of Virology develops 1st indigenous antibody detection kit for COVID: Harsh Vardhan

"National Institute of Virology, Pune, has successfully developed the 1st indigenous anti-SARS-CoV-2 human IgG ELISA test kit for antibody detection of COVID-19," the minister said in one of a series of tweets. "This robust test will play a critical role in surveillance of proportion of population exposed to SARSCoV2 infection," he said.




detection

Development of a novel {beta}-1,6-glucan-specific detection system using functionally-modified recombinant endo-{beta}-1,6-glucanase [Methods and Resources]

β-1,3-d-Glucan is a ubiquitous glucose polymer produced by plants, bacteria, and most fungi. It has been used as a diagnostic tool in patients with invasive mycoses via a highly-sensitive reagent consisting of the blood coagulation system of horseshoe crab. However, no method is currently available for measuring β-1,6-glucan, another primary β-glucan structure of fungal polysaccharides. Herein, we describe the development of an economical and highly-sensitive and specific assay for β-1,6-glucan using a modified recombinant endo-β-1,6-glucanase having diminished glucan hydrolase activity. The purified β-1,6-glucanase derivative bound to the β-1,6-glucan pustulan with a KD of 16.4 nm. We validated the specificity of this β-1,6-glucan probe by demonstrating its ability to detect cell wall β-1,6-glucan from both yeast and hyphal forms of the opportunistic fungal pathogen Candida albicans, without any detectable binding to glucan lacking the long β-1,6-glucan branch. We developed a sandwich ELISA-like assay with a low limit of quantification for pustulan (1.5 pg/ml), and we successfully employed this assay in the quantification of extracellular β-1,6-glucan released by >250 patient-derived strains of different Candida species (including Candida auris) in culture supernatant in vitro. We also used this assay to measure β-1,6-glucan in vivo in the serum and in several organs in a mouse model of systemic candidiasis. Our work describes a reliable method for β-1,6-glucan detection, which may prove useful for the diagnosis of invasive fungal infections.




detection

Anomalous-Payload-based-Worm-Detection-and-Signature-Generation.pdf

Anomalous Payloadbased Worm Detection and Signature Generation.




detection

A strategic perspective on the prevention, detection and investigation of international tax crime

Heads of tax crime investigation in 44 countries, as well as the Financial Action Task Force and World Customs Organisation, have come together this week at Europol Headquarters in the Hague for the second meeting of the OECD Forum of Heads of Tax Crime Investigation.




detection

Despite progress made and improved legal framework, OECD seriously concerned about Turkey’s level of detection and investigation of foreign bribery

Turkey is a significant and geopolitically critical economy. Its companies, like those from many other countries, operate in corruption-prone sectors and countries. In spite of this, only 10 allegations have come to the attention of Turkish authorities since foreign bribery became an offence in Turkey in 2003.




detection

The Detection of Foreign Bribery

This study looks at common sources of detection in foreign bribery cases, untapped sources which are under or not utilised in foreign bribery investigations, and ways in which these methods of detection may be enhanced.