the purified il 1 inhibitor has a specific activity of 3 x 10 ( 7 ) to 4.5 x 10 ( 7 ) units/mg as tested on the human astrocytoma ( u-373 ) cell proliferation bioassay and murine el4.6.1 cell il 1 receptor-binding assay .
C0596290
cell proliferation
C0007634
cell