similar to the phorbol esters , tetradecanoylphorbol-13-acetate ( tpa ) and phorbol dibutyrate ( pdbu ) , both teleocidin and aplysiatoxin cause a reversible decrease of transepithelial voltage and transepithelial resistance across llc-pk1 renal epithelial cell sheets at concentrations as low as 10 ( -8 ) m .
C0031586
phorbol esters
C0039654
tetradecanoylphorbol