Engraftment profiles following postnatal DLI in chimeric animals created by IUHSCTx.

DLI was performed in 4- (A, B) or 8- (C, D) week-old chimeras with either low-level (A, C) or high-level (B, D) chimerism using 3 doses of donor splenocytes. (E) Results of DLI performed at 4 weeks of age in a second allogeneic strain combination.