treatment of endothelial cells with pma or the less-lipophilic active phorbol ester 4-beta-phorbol 12,13-dibutyrate stimulated pmnl adherence in a dose-dependent manner , but the inactive phorbol ester 4-alpha-12,13 dideconoate had no effect on pmnl adherence .
C0039654
pma
C0031586
phorbol