Evolution of a bispecific G-quadruplex-forming circular aptamer to block IL-6/sIL-6R interaction for inflammation inhibition

Author:

Yao Lili1,Wang Lei1,Liu Shuai1,Qu Hao1ORCID,Mao Yu1,Li Yingfu2ORCID,Zheng Lei1ORCID

Affiliation:

1. School of Food and Biological Engineering, Hefei University of Technology, Hefei 230009, China

2. Department of Biochemistry and Biomedical Sciences, McMaster University, Hamilton L8S4K1, Canada

Abstract

We report a circular DNA aptamer isolated from a synthetic DNA library to bind both IL-6 and sIL-6R with nanomolar affinities. This aptamer can effectively block the IL-6/sIL-6R interaction and significantly inhibit cell inflammation.

Funder

National Natural Science Foundation of China

National Key Research and Development Program of China

Natural Science Foundation of Anhui Province

Publisher

Royal Society of Chemistry (RSC)

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