A dual-functional electrochemical biosensor for the detection of prostate specific antigen and telomerase activity

2013 ◽  
Vol 49 (59) ◽  
pp. 6602 ◽  
Author(s):  
Jing Liu ◽  
Cai-Yu Lu ◽  
Hong Zhou ◽  
Jing-Juan Xu ◽  
Zong-Hua Wang ◽  
...  
Keyword(s):  
Prostate Specific Antigen ◽  
Electrochemical Biosensor ◽  
Specific Antigen ◽  
Telomerase Activity ◽  
Dual Functional

Target protein induced cleavage of a specific peptide for prostate-specific antigen detection with positively charged gold nanoparticles as signal enhancer

2015 ◽  
Vol 51 (52) ◽  
pp. 10521-10523 ◽  
Author(s):  
Ding Wang ◽  
Yingning Zheng ◽  
Yaqin Chai ◽  
Yali Yuan ◽  
Ruo Yuan
Keyword(s):  
Gold Nanoparticles ◽  
Prostate Specific Antigen ◽  
Electrochemical Biosensor ◽  
Specific Antigen ◽  
Antigen Detection ◽  
Target Protein ◽  
Positively Charged Gold Nanoparticles ◽  
Specific Peptide ◽  
Positively Charged

A “signal-on” electrochemical biosensor based on target protein induced cleavage of a specific peptide with positively charged gold nanoparticles (AuNPs) as signal enhancer was developed to determine prostate-specific antigen (PSA).

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