An enzyme-free fluorescent biosensor for highly sensitive detection of carcinoembryonic antigen based on aptamer-induced entropy-driven circuit

2020 ◽  
Vol 12 (45) ◽  
pp. 5496-5502
Author(s):  
Xiaojuan Lin ◽  
Shengqiang Li ◽  
Bogang Zhang ◽  
Hua Yang ◽  
Kai Zhang ◽  
...  
Keyword(s):  
Carcinoembryonic Antigen ◽  
Sensitive Detection ◽  
Fluorescent Biosensor ◽  
Disease Biomarker ◽  
Highly Sensitive ◽  
Highly Sensitive Detection

Carcinoembryonic antigen (CEA) is a disease biomarker, which can reflect the existence of tumors.

A reagentless electrochemical immunosensor based on probe immobilization and the layer-by-layer assembly technique for sensitive detection of tumor markers

2015 ◽  
Vol 7 (22) ◽  
pp. 9655-9662 ◽  
Author(s):  
Cong Qiumei ◽  
Bian Hongmei ◽  
Yu Zhaoxia ◽  
Jiyang Liu ◽  
Fengna Xi
Keyword(s):  
Carcinoembryonic Antigen ◽  
Tumor Markers ◽  
Electrochemical Immunosensor ◽  
Sensitive Detection ◽  
Layer By Layer ◽  
Layer By Layer Assembly ◽  
Highly Sensitive ◽  
Assembly Technique ◽  
Highly Sensitive Detection ◽  
Layer Assembly

Combined with surface-confined probes and the layer-by-layer assembly technique, a reagentless electrochemical immunosensor was constructed for highly sensitive detection of carcinoembryonic antigen.

scholarly journals A smart fluorescent biosensor for the highly sensitive detection of BRCA1 based on a 3D DNA walker and ESDR cascade amplification

RSC Advances ◽  
2019 ◽  
Vol 9 (34) ◽  
pp. 19347-19353 ◽  
Author(s):  
Hongmin Ma ◽  
Bin Guo ◽  
Xiaoyu Yan ◽  
Tong Wang ◽  
Haiying Que ◽  
...  
Keyword(s):  
Nucleic Acid ◽  
Sensitive Detection ◽  
Fluorescent Biosensor ◽  
Dna Walker ◽  
Highly Sensitive ◽  
Nucleic Acid Analysis ◽  
Highly Sensitive Detection ◽  
Cascade Amplification ◽  
Diagnosis Of Diseases

Nucleic acid analysis plays an important role in the diagnosis of diseases.

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