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Correction: Developing electropositive citric acid–polyethylenimine carbon quantum dots with high biocompatibility and labeling performance for mesenchymal stem cells in vitro and in vivo

Bo Jiang a, Hui Yang b, Ying Guo c, Cong Liu b, Hua Song d, Panpan Zhou b, Haiwei Zhang e, Kangxin Zhou a, Yong Guo *c and Hongwei Chen *ab
aDepartment of Rheumatology and Immunology, The Affiliated Drum Tower Hospital of Nanjing University Medical School, Nanjing, 210008, P. R. China. E-mail: chenhw@nju.edu.cn
bNanjing Drum Tower Hospital, Clinical College of Traditional Chinese and Western Medicine, Nanjing University of Chinese Medicine, Nanjing, 210008, China
cKey Laboratory of Integrated Regulation and Resource Development on Shallow Lakes, Ministry of Education, College of Environment, Hohai University, Nanjing, 210098, P. R. China. E-mail: guoyong@hhu.edu.cn
dNanjing Drum Tower Hospital, Clinical College of Nanjing Medical University, Nanjing, 210008, P. R. China
eNanjing Drum Tower Hospital Clinical College of Xuzhou Medical University, Nanjing, 210008, P. R. China

Received 18th May 2022 , Accepted 18th May 2022

First published on 25th May 2022


Abstract

Correction for ‘Developing electropositive citric acid–polyethylenimine carbon quantum dots with high biocompatibility and labeling performance for mesenchymal stem cells in vitro and in vivo’ by Bo Jiang et al., New J. Chem., 2022, 46, 2508–2517, DOI: https://doi.org/10.1039/D1NJ04990A.


The authors regret that Fig. 1(c) in the original article was incorrect. The correct version of Fig. 1 is shown below.
image file: d2nj90072f-f1.tif
Fig. 1 (a) Images of the CA–PEI CQD powder and its suspension solution; (b) UV-vis spectrum of the CA–PEI CQDs; (c) HRTEM image of the CA–PEI CQDs; (d) FTIR spectrum of the CA–PEI CQDs.

The Royal Society of Chemistry apologises for these errors and any consequent inconvenience to authors and readers.


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