Split-type photoelectrochemical immunoassay for sensitive quantification of carcinoembryonic antigen based on target-induced in situ formation of Z-type heterojunction

Author:

Zhang Jianhui1,Tan Meirong1,Chen Qian1,Zhang Kangyao1ORCID,Zhou Qian2ORCID,Lai Wenqiang3ORCID,Tang Dianping4ORCID

Affiliation:

1. School of Advanced Manufacturing, Fuzhou University, Jinjiang 362200, People's Republic of China

2. Henan International Joint Laboratory of Medicinal Plants Utilization, College of Chemistry and Molecular Sciences, Henan University, Kaifeng 475000, People's Republic of China

3. Key Laboratory of Modern Analytical Science and Separation Technology of Fujian Province, Key Laboratory of Pollution Monitoring and Control of Fujian Province, College of Chemistry, Chemical Engineering and Environment, Minnan Normal University, Zhangzhou 363000, People's Republic of China

4. Key Laboratory of Analysis and Detection for Food Safety (Ministry of Education & Fujian Province), Institute of Nanomedicine and Nanobiosensing, Department of Chemistry, Fuzhou University, Fuzhou 350108, People's Republic of China

Abstract

A schematic diagram of the proposed photoelectrochemical (PEC) immunosensor based on in situ formation of a Z-scheme heterojunction for the sensitive determination of carcinoembryonic antigen (CEA).

Funder

National Natural Science Foundation of China

Natural Science Foundation of Fujian Province

Publisher

Royal Society of Chemistry (RSC)

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