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. 2021 Nov 16;10(11):3189. doi: 10.3390/cells10113189

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© 2021 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

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Functional recovery of SCI rats after three months of implantation. (A) Photographs of the scaffold with parallel linear arrays and implantation of the 3D bioprinted scaffold into the gap of the lesion area of SCI rats. (B) Basso-Beattie-Bresnahan (BBB) scores of rats in each group, ** p < 0.01, *** p < 0.001. (C) Image of SCI rats kicking the pressure sensor. Record of hindlimbs of SCI rats kicking the pressure sensor, and their relative voltages corresponding the hindlimb movement of SCI rats in the control, scaffold, and scaffold + NSCs groups. (D) Ankle angle distribution of SCI rats in the control, scaffold, and scaffold + NSCs groups). Reprinted from [66] with permission from Elsevier.