it was observed that cba lymphocytes injected in , and 5 days later obtained from , the spleens of irradiated c3h x cba hybrids ( 'educated cells ' ) could strongly inhibit the growth of c3h x cba bone marrow cells but were almost nonresponsive to c3h x c57bi bone marrow targets ( h-2-incompatible ) .
C0005955
of
C0005953
bone marrow