Loss of Cxcl12/Sdf-1 in adult mice decreases the quiescent state of hematopoietic stem/progenitor cells and alters the pattern of hematopoietic regeneration after myelosuppression & ?7 q( o0 ?7 C+ _% H+ k; z" Uhttp://bloodjournal.hematologylibrary.org/content/117/2/429.long - _$ ^- p7 l' Y. K9 g哪位兄弟姐妹有权限啊?不胜感谢~