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Correction: Magnetically controllable 3D microtissues based on magnetic microcryogels

Wei Liua, Yaqian Liaf, Siyu Fengb, Jia Ningc, Jingyu Wanga, Maling Goud, Huijun Chenc, Feng Xue and Yanan Du*af
aDepartment of Biomedical Engineering, School of Medicine, Tsinghua University, Beijing, PR China. E-mail: duyanan@tsinghua.edu.cn; Fax: +86 10 62773380; Tel: +86 10 62781691
bSchool of Biological Science and Medical Engineering, Beihang University, Beijing, PR China
cCenter for Biomedical Imaging Research & Department of Biomedical Engineering, School of Medicine, Tsinghua University, Beijing, PR China
dState Key Laboratory of Biotherapy and Cancer Center, West China Hospital, West China Medical School, Sichuan University, Chengdu, 610041, PR China
eMOE Key Laboratory of Biomedical Information Engineering, School of Life Science and Technology, Xi'an Jiaotong University, Xi'an, 710049, PR China
fCollaborative Innovation Center for Diagnosis and Treatment of Infectious Diseases, Hangzhou, 310003, PR China

Received 17th July 2025 , Accepted 17th July 2025

First published on 22nd August 2025


Abstract

Correction for ‘Magnetically controllable 3D microtissues based on magnetic microcryogels’ by Wei Liu et al., Lab Chip, 2014, 14, 2614–2625, https://doi.org/10.1039/C4LC00081A.


The authors sincerely apologise for an oversight in Fig. 5A in which the presence of the same cell cluster can be seen in both day 7, 3% MNPs and day 7, 5% MNPs. The authors believe that this resulted from the same cluster being inadvertently transferred between groups.

A revised Fig. 5A is provided in this correction:


image file: d5lc90080h-f5.tif
Fig. 1 Cell viability and proliferation within the magnetic microcryogels with different concentrations of MNPs. (A) Live/dead assay of NIH3T3 in the magnetic microcryogels after culturing for 1, 4, and 7 days. Viable cells are green and dead cells are red. (B) Quantitative assessment of cell proliferation rate at different times. Scale bar = 200 μm. Data are means ± SEM; n = 3.

The revision to Fig. 5A does not affect the conclusions of the study.

In addition, the authors apologise for incorrectly labelling the y-axis of Fig. 6D. The correct units for this chart should be ‘ng/day/ng of DNA’. A revised Fig. 6D is provided in this correction:


image file: d5lc90080h-f6.tif
Fig. 2 (D) Urea production of HepaRG cells co-cultured with RFP3T3 for 7 days. Data are means ± SEM; n = 3.

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


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