we have described a trinitrophenyl ( tnp ) -specific inducer clone , clone ly-1-t1 , which responds to a variety of different stimuli , including a ) soluble tnp-protein conjugates plus syngeneic ( h-2d ) spleen cells , b ) tnp directly coupled to syngeneic or allogeneic spleen cells , and c ) activated i-a identical b cells in the absence of nominal antigen .
C0007634
cells
C3485979
allogeneic