Results 31 to 40 of about 8,142 (219)

Recent Advances in Nanoparticles-based Lateral Flow Biosensors

American Journal of Biomedical Sciences, 2014
Lateral flow biosensors (LFBs) provide advantages in low cost, simplicity, rapidity, stability and portability, thus making LFBs popular in biomedical, agriculture, food and environmental sciences. This article reviews recent advances of LFBs for bioassays, including the investigation of the improvements achieved by signal-amplification strategies, the
Xuefei Gao, Li-Ping Xu, Shu-Feng Zhou, Guodong Liu, Xueji Zhang   +4 more
openaire   +1 more source

Construction of an Array of Antibody–Gold Nanoparticle Conjugates for Their Comparative Assessment on Multiplex Lateral Flow Test to Detect Mycotoxins

Proceedings
A multiplex lateral flow immuno-biosensor for rapid, simple, and ultrasensitive on-site quantification of aflatoxin B1, type B-Fumonisin, and zearalenone in food requires the conjugation of their anti-toxin antibodies to the gold nanoparticles of various
Bilal Javed, Vinayak Sharma, Furong Tian
doaj   +1 more source

High-Speed Lateral Flow Strategy for a Fast Biosensing with an Improved Selectivity and Binding Affinity

Sensors, 2018
We report a high-speed lateral flow strategy for a fast biosensing with an improved selectivity and binding affinity even under harsh conditions. In this strategy, biosensors were fixed at a location away from the center of a round shape disk, and the ...
Dong Guk Cho, Haneul Yoo, Haein Lee, Yeol Kyo Choi, Minju Lee, Dong June Ahn, Seunghun Hong   +6 more
doaj   +1 more source

Loop-Mediated Isothermal Amplification Coupled With Nanoparticle-Based Lateral Biosensor for Rapid, Sensitive, and Specific Detection of Bordetella pertussis

Frontiers in Bioengineering and Biotechnology, 2022
Bordetella pertussis is the most frequent causative agent for pertussis, which is a highly contagious disease. Here, we developed a method based on loop-mediated isothermal amplification (LAMP) and nanoparticle-based lateral flow biosensor (LFB) for the ...
Chunrong Sun, Fei Xiao, Jin Fu, Xiaolan Huang, Nan Jia, Zheng Xu, Yi Wang, Xiaodai Cui   +7 more
doaj   +1 more source

Self‐Sintering Ionogel Binder for Flexible, Recyclable, and Healable Printed Giant Magnetoresistive Sensors

Advanced Functional Materials, EarlyView.
ABSTRACT Electronic waste has emerged as a major environmental challenge, driven by the massive consumption and a limited lifetime of modern electronic devices, stimulating the development of sustainable electronics. Here, an all‐biomaterial gelatin‐choline‐citric acid ([Ch][CA]) ionogel is developed as an active binder to realize self‐sintered ...
Lin Guo, Xiaotao Wang, Guannan Mu, Proloy Taran Das, Igor Veremchuk, Conrad Schubert, Aaron D. Cross, Yevhen Zabila, Xuan Peng, Larysa Baraban, Denys Makarov   +10 more
wiley   +1 more source

A Fast and Sensitive Quantitative Lateral Flow Immunoassay for Cry1Ab Based on a Novel Signal Amplification Conjugate

Sensors, 2012
A novel lateral flow immunoassay (LFIA) signal amplification strategy for the detection of Cry1Ab based on amplification via a polylysine (PL) chain and biotin-streptavidin system (BSAS) is described.
Jian Wu, Chunxiang Chen
doaj   +1 more source

Fully Additive Vertical Organic Electrochemical Transistors on Renewable and Compostable Substrates Enable Ultrasensitive Bioelectronics

Advanced Functional Materials, EarlyView.
Fully additive vertical organic electrochemical transistors (vOECTs) with channel‐length of 226 nm on a 50 µm compostable substrate achieve >106 current modulation and ∼36 mS transconductance. Ion‐selective integration enables 1.1 mA dec−1 sensitivity and 36 µm detection limit, highlighting a scalable platform for sustainable electronics and ...
Giulia Frusconi, Samuele Lavelli, Zsolt M. Kovács‐Vajna, Fabrizio Torricelli   +3 more
wiley   +1 more source

Evaluation of a PCR-based lateral flow device for detecting Aspergillus and Candida species from clinical specimens

Heliyon
Objectives: The diagnosis of invasive fungal diseases (IFDs) is time consuming and lacks sensitivity. In this research a rapid and easy to use immunochromatography-based DNA biosensor system was developed to detect Candida and Aspergillus pathogens at ...
Ariff Khalid, Jacinta Santhanam, Mohd Nizam Tzar, Ang-Lim Chua, Sharifah Fadilah Abdul Wahid, Wan Rahiza Wan Mat, Raha Abd Rahman, Petrick Periyasamy   +7 more
doaj   +1 more source

Volatile Relay Biosensing and Mobile Phone Imaging for Detection of Influenza Virus

Advanced Functional Materials, EarlyView.
Detection of volatile organic compounds is performed via a coupled enzymatic assay with mobile phone detection of the signal. Specific application demonstrated herein is the detection of influenza virus, across multiple levels of biological complexity, up to patient‐derived samples.
Dante G. Andersen, Josefine H. Jakobsen, Mikkel Høj Nielsen, Shreyans Chatterjee, Detlef Michel, Jan Münch, Rüdiger Gross, Alexander N. Zelikin   +7 more
wiley   +1 more source

Investigating Membrane Material and Morphology for Development of Lateral Flow Biosensor

Journal of Applied Membrane Science & Technology, 2017
Development of membrane for bio–sensing applications, such as the detection of pathogens in drinking water for epidemics control has a huge global impact especially for public health. Membrane that applied in the bio–sensing devices should fulfill requirements such as high binding ability, fast lateral wicking time and low background staining.
R. Shaimi, A. L. Ahmad, S. C. Low
openaire   +2 more sources