求助文献一篇Tumor-evoked regulatory B cells promote breast cancer metastasis by converting resting CD4+ T cells to T regulatory cells. 6 V7 v! K1 h& i {8 x附在pubmed上的链接:http://www.ncbi.nlm.nih.gov/pubmed/21444674 7 A) A- _! r- Q" |! i + l2 @% k! [- d- U, m4 B十分感谢!