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Chemosensors, Volume 13, Issue 7

July 2025 - 48 articles

Cover Story: MicroRNAs (miRNAs) are non-coding RNA molecules that play crucial roles in gene regulation. Aberrant miRNA expressions have been implicated in numerous pathological conditions. In oncology, miRNA profiles have been correlated with tumor initiation, progression, and metastasis across various cancer types. Traditional characterization of miRNAs has been utilized for early disease detection, yet their use in clinical settings remains challenging. To address these limitations, electrochemical biosensors have been designed. Importantly, the integration of nanomaterials and signal amplification strategies has enhanced the performance of these biosensors. This review focuses on redox-based methods, various hybridization modes, and the implementation of nanomaterials and amplification strategies, highlighting their potential use in clinical settings. View this paper
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Articles (48)

  • Review
  • Open Access
1 Citations
1,554 Views
35 Pages

Chemometrics has emerged as a powerful approach for deciphering complex environmental systems, enabling the identification of pollution sources through the integration of faunal community structures with physicochemical parameters and in situ analyti...

  • Article
  • Open Access
1 Citations
1,079 Views
22 Pages

Emergency Wound Infection Monitoring and Treatment Based on Wearable Electrochemical Detection and Drug Release with Conductive Hydrogel

  • Shaopeng Wang,
  • Songsong Huang,
  • Qian Chen,
  • Yanjun Li,
  • Liyang Duan,
  • Zhi Yu,
  • Weixia Li,
  • Hui Luo,
  • Shuang Li and
  • Bin Fan
  • + 1 author

At emergency sites, bacteria in the environment can cause secondary wound infections. Timely treatment of infected wounds can improve the prognosis. In this study, we designed a closed-loop system for real-time wound infection monitoring and electron...

  • Article
  • Open Access
780 Views
16 Pages

SiO2-Al2O3-ZrO2-Ag Composite and Its Signal Enhancement Capacity on Raman Spectroscopy

  • Jesús Alberto Garibay-Alvarado,
  • Pedro Pizá-Ruiz,
  • Armando Erasto Zaragoza-Contreras,
  • Francisco Espinosa-Magaña and
  • Simón Yobanny Reyes-López

A ceramic–metal composite was synthesized using sol–gel and electrospinning methods to serve as a SERS substrate. The precursors used were tetraethyl orthosilicate, aluminum nitrate, and zirconium, and polyvinylpyrrolidone was added to el...

  • Article
  • Open Access
1,225 Views
17 Pages

Stability assessments of drug substances and the detection of crystalline forms are critical for ensuring drug quality and medication safety. Atorvastatin calcium drug substance samples were characterized using powder X-ray diffraction (PXRD) and dif...

  • Article
  • Open Access
2 Citations
979 Views
16 Pages

Rapid Microwave-Assisted Synthesis of CuSe Nanoparticles for High-Sensitivity Serotonin Biosensing in Serum

  • Sankar Sekar,
  • Ramalingam Manikandan,
  • Shiva Kumar Arumugasamy,
  • Saravanan Sekar,
  • Youngmin Lee,
  • Seung-Cheol Chang and
  • Sejoon Lee

In this study, a simple and effective approach was developed for the quantitative detection of serotonin. Hexagonal copper selenide nanostructures (CuSe) were employed to modify a disposable screen-printed carbon electrode (SPCE), and their ability t...

  • Article
  • Open Access
835 Views
17 Pages

Development of Polydopamine–Chitosan-Modified Electrochemical Immunosensor for Sensitive Detection of 7,12-Dimethylbenzo[a]anthracene in Seawater

  • Huili Hao,
  • Chengjun Qiu,
  • Wei Qu,
  • Yuan Zhuang,
  • Zizi Zhao,
  • Haozheng Liu,
  • Wenhao Wang,
  • Jiahua Su and
  • Wei Tao

7,12-Dimethylbenzo[a]anthracene (DMBA-7,12), a highly toxic and environmentally persistent polycyclic aromatic hydrocarbon (PAH), poses significant threats to marine biodiversity and human health due to its bioaccumulation through the food chain. Con...

  • Systematic Review
  • Open Access
3 Citations
4,332 Views
32 Pages

A Systematic Review of the Use of Electronic Nose and Tongue Technologies for Detecting Food Contaminants

  • Muhammad Zia Ul Haq,
  • Baljit Singh,
  • Xolile Fuku,
  • Ahmed Barhoum and
  • Furong Tian

Sensor operations in the food industry are faced with several major challenges, including in sensitivity, selectivity, accuracy and rapid detection. Among emerging technologies, e-nose and e-tongue systems have attracted much attention from researche...

  • Article
  • Open Access
1 Citations
1,392 Views
19 Pages

Coffees Brewed from Standard Capsules Help to Compare Different Aroma Fingerprinting Technologies—A Comparison of an Electronic Tongue and Electronic Noses

  • Biborka Gillay,
  • Zoltan Gillay,
  • Zoltan Kovacs,
  • Viktoria Eles,
  • Tamas Toth,
  • Haruna Gado Yakubu,
  • Iyas Aldib and
  • George Bazar

With the development of various new types of instrumental aroma sensing technologies, there is a need for methodologies that help developers and users evaluate the performance of the different devices. This study introduces a simple method that uses...

  • Article
  • Open Access
1,191 Views
13 Pages

The early detection of liver cirrhosis (LC) is crucial due to its high morbidity and mortality in advanced stages. Reliable, non-invasive diagnostic tools are essential for timely intervention. Exhaled human breath, reflecting metabolic changes, offe...

  • Article
  • Open Access
901 Views
13 Pages

Electrochemical Sensing of Hg2+ Ions Using an SWNTs/Ag@ZnBDC Composite with Ultra-Low Detection Limit

  • Gajanan A. Bodkhe,
  • Bhavna Hedau,
  • Mayuri S. More,
  • Myunghee Kim and
  • Mahendra D. Shirsat

A novel single-walled carbon nanotube (SWNT), silver (Ag) nanoparticle, and zinc benzene carboxylate (ZnBDC) metal–organic framework (MOF) composite was synthesised and systematically characterised to develop an efficient platform for mercury i...

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Chemosensors - ISSN 2227-9040