Biosensors

Simulation and Reproduction of Biosensors Based on Bound States in the Continuum (BIC)

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Simulation and Reproduction of Biosensors Based on Bound States in the Continuum (BIC)

Advanced sensing devices based on metasurfaces have become a revolutionary platform for innovative label-free biosensors, promising applications in early diagnosis and detection of low-concentration analytes. Here, we reproduce a metasurface sensor based on bound states in the continuum (BIC) to address challenges associated with complex operations in trace biochemical detection【Wang R, Song L, Ruan H, … Read more

Jilin University Zhang Tong Team | Bio-inspired Room Temperature NO₂ Sensor: π-Back Bonding Mechanism Achieves High Selectivity Detection

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Jilin University Zhang Tong Team | Bio-inspired Room Temperature NO₂ Sensor: π-Back Bonding Mechanism Achieves High Selectivity Detection

Inspired by the interaction between metal porphyrins (such as hemoglobin) and gas molecules in nature, the Zhang Tong team at Jilin University has successfully developed a conductive polymer composite material (PANI/PEDOT:PSS) functionalized with copper tetraphenylporphyrin (CuTPP) for high selectivity NO₂ detection at room temperature. This sensor utilizes the unique π-back bonding mechanism between CuTPP and … Read more

Overview of Research Progress in Microfluidic Chip Technology for Rapid Detection of Drug-Resistant Bacteria

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Overview of Research Progress in Microfluidic Chip Technology for Rapid Detection of Drug-Resistant Bacteria

Click the “blue WeChat name” below the title to quickly follow Source:Chinese Journal of Laboratory Medicine, 2025, 48(9): 1242-1247. Authors:Li Min, Yu Xiaochen, Guan Xiuru Abstract Drug resistance refers to the reduced or lost sensitivity of microorganisms to key drugs commonly used in clinical treatment. Bacteria can acquire resistance through various means. Bacterial resistance is … Read more

Multifunctional PTCA/GO for a Glucose-Driven Electrochemiluminescence Biosensor

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[Image]English Title: Multifunctional PTCA/GO for a Glucose-Driven Electrochemiluminescence Biosensor[Image]Corresponding Author: Cai Ren, Hunan University Authors: Li Jingxian, Zhang Ran, Deng Suping, Zhang Ningbo, Yang Dan, Duan Abing, Chen Zhuo, Yang Hong…

Portable Biosensors: A New Engine for Technological Innovation and Integration with Agriculture

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Portable Biosensors: A New Engine for Technological Innovation and Integration with Agriculture

Portable Biosensors A New Engine for Technological Innovation and Integration with Agriculture 1 A Revolutionary Breakthrough in Precise Detection Portable biosensors are efficient detection tools that combine biological recognition elements with miniaturized signal conversion devices. Their core significance lies in breaking the temporal and spatial limitations of traditional detection methods, enabling rapid and low-cost on-site … Read more

Breakthrough in Biosensors: Engineered Strains Achieve Rapid Detection of Microplastics

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Breakthrough in Biosensors: Engineered Strains Achieve Rapid Detection of Microplastics

The persistence of plastics in the environment, especially after disposal, poses a significant threat to ecosystems. Among them, microplastics (MPs) are particularly concerning due to their small size and difficulty in detection. Once they enter aquatic systems, microplastics can threaten marine life and human health through the food chain. Current methods for assessing plastic pollution, … Read more

Biosensor Exploration: Enhancing L-Threonine Production in Escherichia coli

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Biosensor Exploration: Enhancing L-Threonine Production in Escherichia coli

L-Threonine is an essential amino acid with high demand in the feed, food, and pharmaceutical industries. Although systematic metabolic engineering has enabled Escherichia coli to produce L-threonine at a concentration exceeding 120 g/L, achieving both high yield and productivity remains challenging due to the complexity of the metabolic network and the difficulty in identifying targets. … Read more

Ultrasensitive Cortisol Detection Using Ag@Au SERS Sensor with Molecularly Imprinted Polymers

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Ultrasensitive Cortisol Detection Using Ag@Au SERS Sensor with Molecularly Imprinted Polymers

This Week’s Highlights Ultrasensitive cortisol detection using Ag@Au SERS sensor with molecularly imprinted polymers 📝 Article Information Sensors and Actuators: B.Chemical IF:7.7 🛠️ Research Background Cortisol (Cortisol) is a key hormone in the human body that regulates blood pressure, blood sugar, and immune function. Abnormal cortisol levels can lead to various diseases, such as Cushing’s … Read more

Microneedle Sensors for Plant Ion Monitoring: A Step Towards Smart Agriculture

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Microneedle Sensors for Plant Ion Monitoring: A Step Towards Smart Agriculture

Microneedles With the increasing global demand for food and the unprecedented pressure on agricultural systems due to environmental challenges, understanding the role of ions (i.e., key nutrients) in crop productivity has become more important than ever.Unfortunately, current tools for plant ion analysis rely on destructive sap collection, which cannot capture the dynamic changes in ion … Read more

Gene-Encoded Biosensor STATeLights: A Breakthrough Tool for Real-Time Visualization of STAT Activation in Live Cells

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Gene-Encoded Biosensor STATeLights: A Breakthrough Tool for Real-Time Visualization of STAT Activation in Live Cells

In the field of cell signaling research, the signal transducer and activator of transcription (STAT) family plays a critical role, with abnormal activation closely related to various diseases such as cancer and autoimmune diseases, making it an important drug target. However, the long-standing lack of effective tools for real-time monitoring of STAT activation has hindered … Read more