in contrast to fetal or newborn thymus , the thymus of 1 to 2-day-old c57bl/6 mice contained cells that , after cultivation in vitro with allogeneic dba/2 stimulating cells , exhibited high levels ( as great or greater than that induced in adult thymocytes ) of ctl activity as measured by the ability to lyse p815 ( dba/2 ) tumor target cells .
C0007634
cells
C3485979
allogeneic