Highly sensitive electrochemical detection of circulating EpCAM-positive tumor cells using a dual signal amplification strategy

2021 ◽  
pp. 130087
Author(s):  
Ayemeh Bagheri Hashkavayi ◽  
Byung Seok Cha ◽  
Sung Hyun Hwang ◽  
Jimin Kim ◽  
Ki Soo Park
Keyword(s):  
Tumor Cells ◽  
Electrochemical Detection ◽  
Signal Amplification ◽  
Highly Sensitive ◽  
Amplification Strategy ◽  
Dual Signal Amplification

A highly sensitive photoelectrochemical VEGF165 biosensor with a dual signal amplification strategy by using AgVO3 as a photoactive material

2019 ◽  
Vol 55 (56) ◽  
pp. 8076-8078 ◽  
Author(s):  
Huimei Da ◽  
Yaling Liu ◽  
Mengjie Li ◽  
Ruo Yuan ◽  
Hongyan Liu ◽  
...  
Keyword(s):  
Vascular Endothelial Growth Factor ◽  
Growth Factor ◽  
Signal Amplification ◽  
Sensitive Detection ◽  
Vascular Endothelial ◽  
Background Signal ◽  
Highly Sensitive ◽  
Amplification Strategy ◽  
Dual Signal Amplification ◽  
Endothelial Growth Factor

We developed a novel “signal-on” photoelectrochemical (PEC) aptasensor with a near-zero background signal by using AgVO3 as a single photoactive material for the sensitive detection of vascular endothelial growth factor (VEGF165).

A highly sensitive electrochemical aptasensor for detection of microcystin-LR based on a dual signal amplification strategy

The Analyst ◽  
2019 ◽  
Vol 144 (5) ◽  
pp. 1671-1678 ◽  
Author(s):  
Xiaoqiang Liu ◽  
Yunfei Tang ◽  
Peipei Liu ◽  
Liwei Yang ◽  
Lele Li ◽  
...  
Keyword(s):  
Horseradish Peroxidase ◽  
Signal Amplification ◽  
Electrochemical Aptasensor ◽  
Ternary Composite ◽  
Highly Sensitive ◽  
Amplification System ◽  
Amplification Strategy ◽  
Dual Signal Amplification ◽  
Signal Amplification System

In this work, a sensitive and selective electrochemical aptasensor for detection of microcystin-LR was developed based on a dual signal amplification system consisted of a novel ternary composite and horseradish peroxidase.

Dual signal amplification strategy for electrochemical detection of platelet-derived growth factor BB

2017 ◽  
Vol 9 (46) ◽  
pp. 6569-6573 ◽  
Author(s):  
Bin Xie ◽  
Ning Zhou ◽  
Rong Ding ◽  
Yuanchao Zhao ◽  
Bohan Zhang ◽  
...  
Keyword(s):  
Alkaline Phosphatase ◽  
Growth Factor ◽  
Electrochemical Detection ◽  
Signal Amplification ◽  
Electrochemical Immunosensor ◽  
Platelet Derived Growth Factor ◽  
Amplification Strategy ◽  
Dual Signal Amplification

An electrochemical immunosensor for the platelet-derived growth factor BB (PDGF-BB) is reported based on dual signal amplification of aptamers and alkaline phosphatase.

A carboxylated graphene nanodisks/glucose oxidase nanotags and Mn:CdS/TiO2 matrix based dual signal amplification strategy for ultrasensitive photoelectrochemical detection of tumor markers

The Analyst ◽  
2017 ◽  
Vol 142 (24) ◽  
pp. 4647-4654 ◽  
Author(s):  
Jie Song ◽  
Shuo Wu ◽  
Xinlan Yang ◽  
Jingli Yuan
Keyword(s):  
Glucose Oxidase ◽  
Tumor Markers ◽  
Signal Amplification ◽  
Highly Sensitive ◽  
Graphene Nanodisks ◽  
Tio2 Matrix ◽  
Amplification Strategy ◽  
Dual Signal Amplification

A graphene nanodisk and glucose oxidase based dual signal amplification strategy was developed for a highly sensitive PEC immunoassay of CEA.

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