concanavalin a ( con a ) -inducible suppressor cells were assessed in the patient 's peripheral blood by their ability to suppress both the proliferative response of normal allogeneic cells activated in a two-way mixed lymphocyte culture with and without added phytohaemagglutinin ( pha ) and the ability of normal allogeneic cells to produce the lymphokine leucocyte inhibitory factor when activated by pha .
C3485979
allogeneic
C0007634
the