Fig. 1.
FACS analysis of thymic DC precursors. (A) Thymocytes sorted on basis of a CD1a−CD3−CD4+CD8−phenotype were analyzed for the expression of a number of lymphoid, myeloid, costimulatory, and adhesion markers. (B) Expression of CD2, CD5, and CD7 on CD1a−CD3−CD4+CD8−cells cultured for 5 days in IL-3.