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CD47 KO DST fails to prolong skin allograft survival in preestablished WT→CD47 BM chimeras. Nine-week WT B6→CD47 KO B6 BM chimeras received no treatment (Non-DST controls) or DST from WT or CD47 KO bm1 donors at day −7, and skin grafting from WT bm1 donors at day 0. Data shown are donor skin graft survivals in the indicated groups.
