at all times examined , from day 3 to day 6 of the proliferative response , syngeneic spleen cells presented antigen better to peritoneal exudate t-lymphocyte-enriched cells ( petles ) than semisyngeneic f ( 1 ) spleen cells , which in turn could present antigen better than totally allogeneic spleen cells .
C0007634
cells
C3485979
allogeneic