Regulatory B cells promote graft-versus-host disease prevention and maintain graft-versus-leukemia activity following allogeneic bone marrow transplantation oleh Yue Hu, Gan-Lin He, Xiang-Yu Zhao, Xiao-Su Zhao, Yu Wang, Lan-Ping Xu, Xiao-Hui Zhang, Xue-Zhong Yu, Kai-Yan Liu, Ying-Jun Chang, Xiao-Jun Huang