Flow cytometry analysis.

Two-parameter contour plots show CD3 versus B220 (left) and CD8 versus CD4 (right) expression in lymph node (Ly), spleen (Spl), PB, and BM. Three control and 5 Dll4-overexpressing mice were analyzed. This figure shows a representative control and aDll4-overexpressing animal at 4 weeks after BMT.