Integration of a peptide–DNA conjugate with multiple cyclic signal amplification for the ultrasensitive detection of cathepsin B activity

2020 ◽  
Vol 56 (14) ◽  
pp. 2119-2122 ◽  
Author(s):  
Zi-yue Wang ◽  
Cheng-peng Zhang ◽  
Chun-yang Zhang
Keyword(s):  
Cathepsin B ◽  
Signal Amplification ◽  
Sensitive Detection ◽  
Ultrasensitive Detection

We integrate a peptide–DNA conjugate with multiple cyclic signal amplification for the sensitive detection of cathepsin B activity.

Ultrasensitive detection of long non-coding RNAs based on duplex-specific nuclease-actuated cyclic enzymatic repairing-mediated signal amplification

2019 ◽  
Vol 55 (48) ◽  
pp. 6827-6830 ◽  
Author(s):  
Yan Zhang ◽  
Xin-yan Wang ◽  
Xianwei Su ◽  
Chun-yang Zhang
Keyword(s):  
Signal Amplification ◽  
Noncoding Rnas ◽  
Long Noncoding Rnas ◽  
New Method ◽  
Sensitive Detection ◽  
Ultrasensitive Detection ◽  
Non Coding Rnas

We develop a new method for sensitive detection of long noncoding RNAs using duplex-specific nuclease-actuated cyclic enzymatic repairing-mediated signal amplification.

A dual signal amplification-assisted DNAzyme biosensor for ultrasensitive detection of Argonaute 2 activity

2018 ◽  
Vol 54 (97) ◽  
pp. 13678-13681 ◽  
Author(s):  
Dandan Zhang ◽  
Fei Ma ◽  
Junhong Leng ◽  
Chun-yang Zhang
Keyword(s):  
Signal Amplification ◽  
Sensitive Detection ◽  
Ultrasensitive Detection ◽  
Argonaute 2 ◽  
Dual Signal Amplification

We develop a new dual-signal amplification-assisted DNAzyme biosensor for sensitive detection of Argonaute 2 (Ago2) activity.

Ultrasensitive detection of specific IgE based on nanomagnetic capture and separation with AuNP-anti-IgE nanobioprobe for signal amplification

2021 ◽  
Author(s):  
Mengda Cao ◽  
Yongxin Liu ◽  
Chen Lu ◽  
Miao Guo ◽  
Lin Li ◽  
...  
Keyword(s):  
Allergic Disease ◽  
Signal Amplification ◽  
Specific Ige ◽  
Ultrasensitive Detection ◽  
Accurate Detection ◽  
Personalized Diagnosis

The accurate detection of allergen specific IgE (sIgE) is fundamental in the diagnosis of allergic disease. The present commercial platforms fail to meet the need for personalized diagnosis, due to...

A novel label free long non-coding RNA electrochemical biosensor based on green l-cysteine electrodeposition and Au–Rh hollow nanospheres as tags

RSC Advances ◽  
2015 ◽  
Vol 5 (64) ◽  
pp. 51990-51999 ◽  
Author(s):  
Fei Liu ◽  
Guiming Xiang ◽  
Liqun Zhang ◽  
Dongneng Jiang ◽  
Linlin Liu ◽  
...  
Keyword(s):  
Carbon Nanotubes ◽  
Signal Amplification ◽  
Electrochemical Biosensor ◽  
Single Wall Carbon Nanotubes ◽  
Complex Signal ◽  
Ultrasensitive Detection ◽  
Label Free ◽  
Hollow Nanospheres ◽  
Non Coding Rna ◽  
Long Non Coding Rna

lncRNA biosensor based on single-wall carbon nanotubes wrapped with Au–Rh hollow nanospheres (Au/Rh-HNP@SWCNT) complex signal amplification and an l-Cys Au nano-film provided ultrasensitive detection for the nuclear paraspeckle assembly transcript 1 (NEAT1).

A new enzyme-free quadratic SERS signal amplification approach for circulating microRNA detection in human serum

2015 ◽  
Vol 51 (90) ◽  
pp. 16271-16274 ◽  
Author(s):  
Jing Zheng ◽  
Dandan Ma ◽  
Muling Shi ◽  
Junhui Bai ◽  
Yinhui Li ◽  
...  
Keyword(s):  
Human Serum ◽  
Signal Amplification ◽  
Circulating Microrna ◽  
Ultrasensitive Detection ◽  
Circulating Mirna ◽  
Sers Signal ◽  
Microrna Detection

In this communication, we proposed a new enzyme-free quadratic SERS signal amplification approach for the ultrasensitive detection of circulating miRNA in human serum.

A disposable paper-based electrochemiluminescence device for ultrasensitive monitoring of CEA based on Ru(bpy)32+@Au nanocages

RSC Advances ◽  
2015 ◽  
Vol 5 (36) ◽  
pp. 28324-28331 ◽  
Author(s):  
Chaomin Gao ◽  
Min Su ◽  
Yanhu Wang ◽  
Shenguang Ge ◽  
Jinghua Yu
Keyword(s):  
Signal Amplification ◽  
Ultrasensitive Detection ◽  
Working Electrode

Ultrasensitive detection of CEA based on Ag nanospheres modified paper working electrode platform and Ru(bpy)32+@Au nanocages signal amplification.

A highly sensitive fluorescence biosensor for detection of Staphylococcus aureus based on HCR-mediated three-way DNA junction nicking enzyme assisted signal amplification

The Analyst ◽  
2021 ◽  
Author(s):  
Chuyan Zhang ◽  
Zewei Luo ◽  
Mengfan Wu ◽  
Wei Ning ◽  
Ziyi Tian ◽  
...  
Keyword(s):  
Staphylococcus Aureus ◽  
Food Safety ◽  
Signal Amplification ◽  
Sensitive Detection ◽  
Safety Control ◽  
Food Borne ◽  
Highly Sensitive ◽  
Fluorescence Biosensor ◽  
Highly Sensitive Detection ◽  
Nicking Enzyme

Sensitive and efficient monitoring of food-borne bacteria is of great importance for food safety control. Herein, a novel biosensor for highly sensitive detection of Staphylococcus aureus (S. aureus) was constructed...

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