A sandwich-type electrochemical immunosensor using Ag@CeO2-Au as a lable for sensitive detection of carcinoembryonic antigen

Siyu Chen,Yuxiao Yang,Wenjun Li,Yiju Song,Lei Shi,Chenglin Hong

Microchemical Journal（2020）

引用 13|浏览2

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摘要

•Cerium (III) and silver (I) autocatalytic reactions do not require surfactants.•Ce3+/Ce4+ reversible electron pair accelerated the rate of electron transfer.•Ag@CeO2 nanoparticles can effectively prevent the loss of Ag.

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关键词

Ag@CeO2,Gold nanoparticles,Electrochemical immunosensor,Carcinoembryonic antigen

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