the inhibition of cell growth appears to be mediated by a direct interaction of d1-12 mab with the cells and not by a direct inactivation of the growth factor , as addition of the antibody to murine mlc t cells , which do not express the determinant defined by d1-12 mab , resulted in no inhibition of their proliferation induced by the same source of human il-2 .
C0086418
human
C0021756
il-2