the binding of 125i-il 1-beta to vds-o cells was also inhibited by f ( ab ) ' 2 fragments of anti-human il 1 and recombinant human il 1-alpha , as well as by unlabeled human il 1-beta but not by recombinant lymphotoxin , recombinant tumor necrosis factor , or phorbol myristic acid , suggesting that il 1-alpha and il 1-beta bind specifically to the same receptor .
C0086418
human
C0021753
il 1-beta