Recent advances in catalytic hairpin assembly signal amplification-based sensing strategies for microRNA detection

Y Wu, C Fu, W Shi, J Chen - Talanta, 2021 - Elsevier
Accumulative evidences have indicated that abnormal expression of microRNAs (miRNAs)
is closely associated with many health disorders, making them be regarded as …

Matching capacitors to self-powered biosensors for signal amplification: toward ultrasensitive electrochemical detection for microRNA-21-triggered catalytic hairpin …

FT Wang, J Xu, YY Hou, KJ Huang, XM Yu… - ACS Sustainable …, 2022 - ACS Publications
A capacitor coupled with enzymatic biofuel cells (EBFCs) can deliver high-power instant
output to obtain an amplified detection signal. Herein, matching a capacitor to a self …

Porous Fe3O4@ COF-Immobilized gold nanoparticles with excellent catalytic performance for sensitive electrochemical detection of ATP

H Li, B Kou, Y Yuan, Y Chai, R Yuan - Biosensors and Bioelectronics, 2022 - Elsevier
In this work, a “signal-off” electrochemical biosensor was established for sensitive detection
of adenosine triphosphate (ATP) based on Fe 3 O 4@ covalent organic framework …

Construction and application of DNAzyme-based nanodevices

B Wang, M Wang, F Peng, X Fu, M Wen, Y Shi… - Chemical Research in …, 2023 - Springer
T he development of stimuli-responsive nanodevices with high efficiency and specificity is
very important in biosensing, drug delivery, and so on. DNAzymes are a class of DNA …

Novel and sensitive electrochemical/fluorescent dual-mode biosensing platform based on the cascaded cyclic amplification of enzyme-free DDSA and functional …

Y Xue, H Xie, Y Wang, S Feng, J Sun, J Huang… - Biosensors and …, 2022 - Elsevier
Herein, we present a novel electrochemical (EC)/fluorescent (FL) dual-mode biosensor for
sensitive and accurate detection of target nucleic acids, which was based on the functional …

Electrochemical α-fetoprotein immunosensor based on Fe3O4NPs@covalent organic framework decorated gold nanoparticles and magnetic nanoparticles including SiO2 …

ÖS Bölükbaşi, BB Yola, C Karaman, N Atar, ML Yola - Microchimica Acta, 2022 - Springer
The early diagnosis of major diseases such as cancer is typically a major issue for humanity.
Human α-fetoprotein (AFP) as a sialylated glycoprotein is of approximately 68 kD molecular …

High-Efficiency Aluminum–Metal Organic Framework/HEPES Electrochemiluminescence System for Ultrasensitive Detection of HBV DNA

G Chen, X Wang, W Dai, L Liang, Z Luo… - Analytical …, 2023 - ACS Publications
In this work, a novel aluminum metal–organic framework (Al-MOF)/N-2-
hydroxyethylpiperazine-N′-ethane-sulfonic acid (HEPES) system with an excellent …

Cooperative amplification of Au@ FeCo as mimetic catalytic nanozymes and bicycled hairpin assembly for ultrasensitive electrochemical biosensing

W Huang, C Yang, J Gao, J Ye, R Yuan… - Analytical …, 2023 - ACS Publications
Exploring the cooperative amplification of peroxidase-like metal nanocomposites and cycled
hairpin assembly is intriguing for sensitive bioanalysis. Herein, we report the first design of a …

Fabrication of a novel electrochemical immunosensor for the sensitive detection of carcinoembryonic antigen using a double signal attenuation strategy

X Wang, X Liao, B Zhang, S Chen, M Zhang, L Mei… - Analytica chimica …, 2022 - Elsevier
Carcinoembryonic antigen (CEA), an acidic protein, is a characteristic antigen produced by
the tumor of various cancers (eg, breast, cervical, rectal, lung, etc.). Therefore, the detection …

Binding induced isothermal amplification reaction to activate CRISPR/Cas12a for amplified electrochemiluminescence detection of rabies viral RNA via DNA …

S Liu, C Wang, Z Wang, K Xiang, Y Zhang… - Biosensors and …, 2022 - Elsevier
Rabies is caused by the infection of Rabies virus, it leads to fatal encephalitis, developing a
highly sensitive and specific detection method for Rabies virus remains a challenge. Herein …