A reusable ratiometric electrochemical biosensor on the basis of the binding of methylene blue to DNA with alternating AT base sequence for sensitive detection of adenosine

2018 ◽  
Vol 102 ◽  
pp. 87-93 ◽  
Author(s):  
Lin Cui ◽  
Mengfei Lu ◽  
Ying Li ◽  
Bo Tang ◽  
Chun-yang Zhang
Keyword(s):  
Methylene Blue ◽  
Electrochemical Biosensor ◽  
Sensitive Detection ◽  
Base Sequence

A highly sensitive electrochemical microRNA-21 biosensor based on intercalating methylene blue signal amplification and a highly dispersed gold nanoparticles/graphene/polypyrrole composite

The Analyst ◽  
2021 ◽  
Vol 146 (8) ◽  
pp. 2679-2688
Author(s):  
Chammari Pothipor ◽  
Noppadol Aroonyadet ◽  
Suwussa Bamrungsap ◽  
Jaroon Jakmunee ◽  
Kontad Ounnunkad
Keyword(s):  
Methylene Blue ◽  
Gold Nanoparticles ◽  
Signal Amplification ◽  
Electrochemical Biosensor ◽  
Highly Sensitive ◽  
Highly Dispersed ◽  
Polypyrrole Composite ◽  
Amplification Strategy ◽  
Dispersed Gold ◽  
Potential Tool

An ultrasensitive electrochemical biosensor based on a gold nanoparticles/graphene/polypyrrole composite modified electrode and a signal amplification strategy employing methylene blue is developed as a potential tool for the detection of miRNA-21.

A photoelectrochemical biosensor based on methylene blue sensitized Bi5O7I for sensitive detection of PSA

2021 ◽  
Author(s):  
Xuelian Xiang ◽  
Yanlin Wang ◽  
Yanhui Zhang ◽  
Ruo Yuan ◽  
Shangping Wei
Keyword(s):  
Methylene Blue ◽  
Sensitive Detection ◽  
Photoelectrochemical Biosensor ◽  
Signal Probe

Herein, bismuth oxyiodide (Bi5O7I) was used as a signal probe to construct an effective sensitization structure with methylene blue (MB), combined with protein conversion strategy, and a photoelectrochemical (PEC) biosensor was constructed...

An enzyme free electrochemical biosensor for sensitive detection of miRNA with a high discrimination factor by coupling the strand displacement reaction and catalytic hairpin assembly recycling

The Analyst ◽  
2017 ◽  
Vol 142 (21) ◽  
pp. 4116-4123 ◽  
Author(s):  
Juan Yao ◽  
Zhang Zhang ◽  
Zhenghua Deng ◽  
Youqiang Wang ◽  
Yongcan Guo
Keyword(s):  
Electrochemical Biosensor ◽  
Sensitive Detection ◽  
Selective Detection ◽  
Discrimination Factor ◽  
Displacement Reaction ◽  
Strand Displacement ◽  
High Discrimination ◽  
Catalytic Hairpin Assembly ◽  
Strand Displacement Reaction

Sensitive and selective detection of miRNA based on the toehold-mediated strand displacement reaction (SDR) and non-enzymatic catalytic hairpin reaction (CHA) recycling.

scholarly journals Polyaniline/Graphene-Based Electrochemical Biosensor for Sensitive Detection of Glucose

2013 ◽  
Vol 25 (8) ◽  
pp. 5036-5038 ◽  
Author(s):  
Yuqing Ge ◽  
Zhihua Chen ◽  
Qinghui Jin ◽  
Hongju Mao ◽  
Jianshe Liu ◽  
...  
Keyword(s):  
Electrochemical Biosensor ◽  
Sensitive Detection

An electrochemical biosensor for sensitive detection of microRNAs based on target-recycled non-enzymatic amplification

2018 ◽  
Vol 271 ◽  
pp. 15-23 ◽  
Author(s):  
Fang Hu ◽  
Wancun Zhang ◽  
Jiaqi Zhang ◽  
Qi Zhang ◽  
Tao Sheng ◽  
...  
Keyword(s):  
Electrochemical Biosensor ◽  
Sensitive Detection ◽  
Enzymatic Amplification
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