phorbol ester ( pma ) , recombinant gamma interferon ( ifn-gamma ) and h107 itself enhanced fc epsilon r expression on a fc epsilon r positive cell line u937 , whereas these reagents did not induce fc epsilon r expression on the fc epsilon r negative cell lines , molt 4 , hl 60 and thp-1 .
C0031586
phorbol ester
C0039654
pma