the surface pressure isotherms indicated that , at close-to-physiological pressure , there existed a repulsive interaction between the phospholipid and biologically active phorbol esters , such as 12-o-tetradecanoylphorbol-13-acetate ( tpa ) and phorbol 12,13-didecanoate ( pdd ) .
C0031586
phorbol
C0039654
12-o-tetradecanoylphorbol-13-acetate