phospholipase c such as sphingomyelin choline phosphodiesterase ( smase ) , phosphatidylinositol phosphodiesterase ( piase ) and phosphatidylcholine phosphohydrolase ( pcase ) were used to deplete phospholipid ( s ) from the particulate fraction and their effects on pde activity were investigated .
C0037903
sphingomyelin
C0031640
phosphodiesterase