Peng Liu, Jian Wang, Yun Xue, Lei Zou, Yongzheng Tian, Ruilong Sun, Wenhua Zhang, Yunfei Li, Lijun Lv, Qiuming Gao, Bo Fan
Aim: This study improved the in vivo bioreactor (IVB) for bone regeneration by enhancing stem cell survival and promoting vascularized tissue-engineered bone. Methods: 12 New Zealand rabbits received β-TCP scaffolds with rabbit bone mesenchymal stem cells (BMSCs) implanted. Perfusion IVB with a perfusion electronic pump was compared with the control group using micro-CT, Microfil perfusion, histological staining and RT-PCR for gene expression. Results: Perfusion IVB demonstrated good biocompatibility, increased neoplastic bone tissue, neovascularization and upregulated osteogenic and angiogenesis-related genes in rabbits (p < 0...
August 17, 2023: Regenerative Medicine