Fast proton transport enables the magnetic relaxation response of graphene quantum dots for monitoring the oxidative environment in vivo

Author:

Li Yongqiang12ORCID,Wang Hang12ORCID,Ye Caichao3ORCID,Wang Xuelian4,He Peng12,Yang Siwei12ORCID,Dong Hui12ORCID,Ding Guqiao12ORCID

Affiliation:

1. State Key Laboratory of Materials for Integrated Circuits, Shanghai Institute of Microsystem and Information Technology (SIMIT), Chinese Academy of Sciences (CAS), Shanghai 200050, People's Republic of China

2. Center of Materials Science and Optoelectronics Engineering, University of Chinese Academy of Sciences (UCAS), Beijing 100049, People's Republic of China

3. Academy for Advanced Interdisciplinary Studies & Department of Materials Science and Engineering, Guangdong Provincial Key Laboratory of Computational Science and Material Design, Southern University of Science and Technology, Shenzhen, Guangdong 518055, People's Republic of China

4. Department of Cardiology, Ruijin Hospital, Shanghai Jiaotong University School of Medicine, Shanghai 200025, People's Republic of China

Abstract

The tube formed by polyethylene glycol serves as the proton transport channel and transmits the structural changes in graphene quantum dots to Gd3+, which leads to the magnetic relaxation response of the probe when sensing the oxidative environment.

Funder

Guangdong Provincial Key Laboratory Of Computational Science And Material Design

National Basic Research Program of China

Science and Technology Commission of Shanghai Municipality

Youth Innovation Promotion Association of the Chinese Academy of Sciences

Publisher

Royal Society of Chemistry (RSC)

Subject

General Materials Science

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