1 Department of Orthopaedics, The Second Xiangya Hospital, Central South University, Changsha, Hunan 410011, P.R. China. dingmuliang@csu.edu.cn.
2 Department of Orthopaedics, Xinhua Hospital affiliated to Shanghai Jiaotong University School of Medicine, No. 1665 Kongjiang Road, Shanghai, 200092, P. R. China. zhujunfeng@xinhuamed.com.cn.
3 The Third Ward of Department of Orthopedics, The Second Hospital of Dalian Medical University, No. 467, Zhongshan Road, Shahekou District, Dalian, Liaoning Province 116000, P. R. China.
4 Department of Orthopedics, The Fifth People's Hospital of Shanghai, Fudan University, Minhang District, Shanghai 200240, P. R. China.
5 Department of Rehabilitation Medicine, Shanghai Ninth People's Hospital Affiliated to Shanghai Jiao Tong University School of Medicine, Huangpu District, Shanghai 200011, China.
6 College of Chemistry, Chemical Engineering and Biotechnology; State Key Laboratory for Modification of Chemical Fibers and Polymer Materials, Donghua University, Shanghai 201620, P. R. China. xjz362@163.com.
Retraction of 'Strontium-doped gelatin scaffolds promote M2 macrophage switch and angiogenesis through modulating the polarization of neutrophils' by Tao Li et al., Biomater. Sci., 2021, 9, 2931-2946, https://doi.org/10.1039/D0BM02126A.