Terhorst, C.

thymic epithelial thymu thymocyte development epithelial cells ragnull tg 26 mice microenvironment marrow ragnull mice thymic microenvironments van ewijk t-cell development thymic stroma t-cell immunol mouse medullary cortex ewijk medulla stroma bone marrow transplantation antibody stage t cells stromal thymic epithelial cells control thymic nurse cells transplantation medullary epithelial cells tg 26 mouse er-tr epithelial network frequency control point differentiation crosstalk organization cd 3 gene selection b lymphocytes lymphocytes fibroblast network adult lymphoid tg 26 thymus medullary microenvironments thymic cysts 44+cd precursor ragnull bone marrow nurse bone marrow thymic lobes 44-cd point analysis ragnull thymus ragnulltg contrast induction epithelium phenotype thymic epithelium bone marrow cells tn cd 44-cd presence architecture tn cd 44+cd lymphostromal interaction double-transplanted mice stromal architecture wild-type lymphoid cells interaction vliet