Catalytic hairpin assembly indirectly covalent on Fe3O4@C nanoparticles with signal amplification for intracellular detection of miRNA

Talanta ◽  
2021 ◽  
Vol 223 ◽  
pp. 121675
Author(s):  
Yaofang Fan ◽  
Yanming Liu ◽  
Qihui Zhou ◽  
Hao Du ◽  
Xueyang Zhao ◽  
...  
Keyword(s):  
Signal Amplification ◽  
Catalytic Hairpin Assembly ◽  
Intracellular Detection

A label-free and enzyme-free signal amplification strategy for a sensitive RNase H activity assay

Nanoscale ◽  
2017 ◽  
Vol 9 (42) ◽  
pp. 16149-16153 ◽  
Author(s):  
Chang Yeol Lee ◽  
Hyowon Jang ◽  
Ki Soo Park ◽  
Hyun Gyu Park
Keyword(s):  
Signal Amplification ◽  
Rnase H ◽  
Label Free ◽  
Activity Assay ◽  
G Quadruplex ◽  
Catalytic Hairpin Assembly ◽  
Amplification Strategy

A target-triggered catalytic hairpin assembly with a G-quadruplex specific fluorescent binder, NMM, is employed to develop a novel and sensitive RNase H activity assay.

Catalytic hairpin assembly mediated liposome-encoded magnetic beads for signal amplification of peroxide test strip based point-of-care testing of ricin

2020 ◽  
Vol 56 (90) ◽  
pp. 14091-14094
Author(s):  
Qi Chao Ye ◽  
Chen Men ◽  
Yuan Fang Li ◽  
Jia Jun Liu ◽  
Cheng Zhi Huang ◽  
...  
Keyword(s):  
Glucose Oxidase ◽  
Signal Amplification ◽  
Magnetic Beads ◽  
Point Of Care ◽  
Test Strip ◽  
Point Of Care Testing ◽  
Catalytic Hairpin Assembly

In this study, a point-of-care testing (POCT) method for the detection of ricin B-chain (RTB) using a commercial peroxide test strip (PTS) combined with signal amplification via glucose oxidase-loaded liposome and catalytic hairpin assembly (CHA) was reported.

scholarly journals An enzyme-free molecular catalytic device: dynamically self-assembled DNA dendrimers for in situ imaging of microRNAs in live cells

2019 ◽  
Vol 10 (6) ◽  
pp. 1651-1658 ◽  
Author(s):  
Shuzhen Yue ◽  
Xinyue Song ◽  
Weiling Song ◽  
Sai Bi
Keyword(s):  
Self Assembly ◽  
Signal Amplification ◽  
High Sensitivity ◽  
Live Cells ◽  
Sensitivity And Selectivity ◽  
Catalytic Hairpin Assembly ◽  
Self Assembled ◽  
In Situ Imaging

Branched catalytic hairpin assembly is proposed for dynamic self-assembly of DNA dendrimers for signal amplification and in situ imaging of microRNAs in live cells with high sensitivity and selectivity.

Catalytic hairpin assembly-based electrochemical biosensor with tandem signal amplification for sensitive microRNA assay

2020 ◽  
Vol 56 (70) ◽  
pp. 10191-10194
Author(s):  
Lin Cui ◽  
Jinghua Zhou ◽  
Xiao-Yun Yang ◽  
Jing Dong ◽  
Xiaolei Wang ◽  
...  
Keyword(s):  
Signal Amplification ◽  
Electrochemical Biosensor ◽  
Catalytic Hairpin Assembly

We develop a catalytic hairpin assembly-based electrochemical biosensor with tandem signal amplification for sensitive microRNA assay.

A homogeneous strategy of target-triggered catalytic hairpin assembly for thrombin signal amplification

2020 ◽  
Vol 159 ◽  
pp. 105537
Author(s):  
Hanfeng Cui ◽  
Wenting Wu ◽  
Huihui Xu ◽  
Haiyong Cao ◽  
Nian Hong ◽  
...  
Keyword(s):  
Signal Amplification ◽  
Catalytic Hairpin Assembly
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