Ultrasensitive electrochemical detection and inhibition evaluation of DNA methyltransferase based on cascade strand displacement amplification

Author:

Liu Ruizhi1,Wang Yuge1,Chai Hua23,Miao Peng24ORCID

Affiliation:

1. Center of Reproductive Medicine and Center of Prenatal Diagnosis, The First Hospital of Jilin University, Changchun 130021, China

2. Suzhou Institute of Biomedical Engineering and Technology, Chinese Academy of Sciences, Suzhou 215163, China

3. Jinan Guoke Medical Technology Development Co., Ltd., Jinan 250103, China

4. Shandong Laboratory of Advanced Biomaterials and Medical Devices in Weihai, Weihai 264200, China

Abstract

An electrochemical sensing approach for ultrasensitive MTase activity assay is proposed based on cascade strand displacement polymerization after specific cleavage reaction in the methylated state.

Funder

Natural Science Foundation of Shandong Province

Publisher

Royal Society of Chemistry (RSC)

Subject

Electrochemistry,Spectroscopy,Environmental Chemistry,Biochemistry,Analytical Chemistry

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